diff options
Diffstat (limited to 'net')
858 files changed, 1821 insertions, 5075 deletions
diff --git a/net/6lowpan/core.c b/net/6lowpan/core.c index 40d3d72beb53..2d68351f1ac4 100644 --- a/net/6lowpan/core.c +++ b/net/6lowpan/core.c @@ -1,11 +1,5 @@ -/* This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. +// SPDX-License-Identifier: GPL-2.0-only +/* * * Authors: * (C) 2015 Pengutronix, Alexander Aring <aar@pengutronix.de> diff --git a/net/6lowpan/debugfs.c b/net/6lowpan/debugfs.c index 536aae52eead..f5a8eec9d7a3 100644 --- a/net/6lowpan/debugfs.c +++ b/net/6lowpan/debugfs.c @@ -1,11 +1,5 @@ -/* This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. +// SPDX-License-Identifier: GPL-2.0-only +/* * * Authors: * (C) 2015 Pengutronix, Alexander Aring <aar@pengutronix.de> diff --git a/net/6lowpan/ndisc.c b/net/6lowpan/ndisc.c index 941df2fa4448..16be8f8b2f8c 100644 --- a/net/6lowpan/ndisc.c +++ b/net/6lowpan/ndisc.c @@ -1,11 +1,5 @@ -/* This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. +// SPDX-License-Identifier: GPL-2.0-only +/* * * Authors: * (C) 2016 Pengutronix, Alexander Aring <aar@pengutronix.de> diff --git a/net/6lowpan/nhc.c b/net/6lowpan/nhc.c index 9e56fb98f33c..d6bbbd4ab38b 100644 --- a/net/6lowpan/nhc.c +++ b/net/6lowpan/nhc.c @@ -1,14 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN next header compression * - * * Authors: * Alexander Aring <aar@pengutronix.de> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/netdevice.h> diff --git a/net/6lowpan/nhc_dest.c b/net/6lowpan/nhc_dest.c index 0b292c9646eb..4768a9459212 100644 --- a/net/6lowpan/nhc_dest.c +++ b/net/6lowpan/nhc_dest.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN IPv6 Destination Options Header compression according to * RFC6282 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_fragment.c b/net/6lowpan/nhc_fragment.c index 473dbc58ef84..be85f07715bd 100644 --- a/net/6lowpan/nhc_fragment.c +++ b/net/6lowpan/nhc_fragment.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN IPv6 Fragment Header compression according to RFC6282 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_ghc_ext_dest.c b/net/6lowpan/nhc_ghc_ext_dest.c index 9887b3a15348..a9137f1733be 100644 --- a/net/6lowpan/nhc_ghc_ext_dest.c +++ b/net/6lowpan/nhc_ghc_ext_dest.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN Extension Header compression according to RFC7400 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_ghc_ext_frag.c b/net/6lowpan/nhc_ghc_ext_frag.c index 1308b79e939d..d49b745918e0 100644 --- a/net/6lowpan/nhc_ghc_ext_frag.c +++ b/net/6lowpan/nhc_ghc_ext_frag.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN Extension Header compression according to RFC7400 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_ghc_ext_hop.c b/net/6lowpan/nhc_ghc_ext_hop.c index baec86fd1974..3beedf5140a3 100644 --- a/net/6lowpan/nhc_ghc_ext_hop.c +++ b/net/6lowpan/nhc_ghc_ext_hop.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN Extension Header compression according to RFC7400 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_ghc_ext_route.c b/net/6lowpan/nhc_ghc_ext_route.c index d7e5bd791c62..70dc0ea3cf66 100644 --- a/net/6lowpan/nhc_ghc_ext_route.c +++ b/net/6lowpan/nhc_ghc_ext_route.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN Extension Header compression according to RFC7400 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_ghc_icmpv6.c b/net/6lowpan/nhc_ghc_icmpv6.c index 32e7c2c66bbc..339ceffc25a9 100644 --- a/net/6lowpan/nhc_ghc_icmpv6.c +++ b/net/6lowpan/nhc_ghc_icmpv6.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN ICMPv6 compression according to RFC7400 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_ghc_udp.c b/net/6lowpan/nhc_ghc_udp.c index 17beefa52ca8..f47fec601e73 100644 --- a/net/6lowpan/nhc_ghc_udp.c +++ b/net/6lowpan/nhc_ghc_udp.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN UDP compression according to RFC7400 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_hop.c b/net/6lowpan/nhc_hop.c index 1eb66be16f19..158fc1906327 100644 --- a/net/6lowpan/nhc_hop.c +++ b/net/6lowpan/nhc_hop.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN IPv6 Hop-by-Hop Options Header compression according to RFC6282 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_ipv6.c b/net/6lowpan/nhc_ipv6.c index 2313d1600af3..08b7589e5b38 100644 --- a/net/6lowpan/nhc_ipv6.c +++ b/net/6lowpan/nhc_ipv6.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN IPv6 Header compression according to RFC6282 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_mobility.c b/net/6lowpan/nhc_mobility.c index 60d3f3886c98..ac8fca689828 100644 --- a/net/6lowpan/nhc_mobility.c +++ b/net/6lowpan/nhc_mobility.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN IPv6 Mobility Header compression according to RFC6282 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_routing.c b/net/6lowpan/nhc_routing.c index c393280f11c4..1c174023de42 100644 --- a/net/6lowpan/nhc_routing.c +++ b/net/6lowpan/nhc_routing.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN IPv6 Routing Header compression according to RFC6282 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/6lowpan/nhc_udp.c b/net/6lowpan/nhc_udp.c index 225d91906dfa..8a3507524f7b 100644 --- a/net/6lowpan/nhc_udp.c +++ b/net/6lowpan/nhc_udp.c @@ -1,18 +1,13 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * 6LoWPAN IPv6 UDP compression according to RFC6282 * - * * Authors: * Alexander Aring <aar@pengutronix.de> * * Orignal written by: * Alexander Smirnov <alex.bluesman.smirnov@gmail.com> * Jon Smirl <jonsmirl@gmail.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include "nhc.h" diff --git a/net/802/fc.c b/net/802/fc.c index 058a9f708918..afd3d288a41d 100644 --- a/net/802/fc.c +++ b/net/802/fc.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NET3: Fibre Channel device handling subroutines * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Vineet Abraham <vma@iol.unh.edu> * v 1.0 03/22/99 */ diff --git a/net/802/fddi.c b/net/802/fddi.c index 90f1416567a1..7533ce26ba5f 100644 --- a/net/802/fddi.c +++ b/net/802/fddi.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -16,11 +17,6 @@ * Florian La Roche, <rzsfl@rz.uni-sb.de> * Alan Cox, <gw4pts@gw4pts.ampr.org> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes * Alan Cox : New arp/rebuild header * Maciej W. Rozycki : IPv6 support diff --git a/net/802/garp.c b/net/802/garp.c index 7f50d47470bd..400bd857e5f5 100644 --- a/net/802/garp.c +++ b/net/802/garp.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE 802.1D Generic Attribute Registration Protocol (GARP) * * Copyright (c) 2008 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/timer.h> diff --git a/net/802/hippi.c b/net/802/hippi.c index 690308b9b94a..f80b33a8f7e0 100644 --- a/net/802/hippi.c +++ b/net/802/hippi.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -13,11 +14,6 @@ * Florian La Roche, <rzsfl@rz.uni-sb.de> * Alan Cox, <gw4pts@gw4pts.ampr.org> * Jes Sorensen, <Jes.Sorensen@cern.ch> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/802/mrp.c b/net/802/mrp.c index a808dd5bbb27..2cfdfbfbb2ed 100644 --- a/net/802/mrp.c +++ b/net/802/mrp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE 802.1Q Multiple Registration Protocol (MRP) * @@ -5,10 +6,6 @@ * * Adapted from code in net/802/garp.c * Copyright (c) 2008 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/timer.h> diff --git a/net/802/p8022.c b/net/802/p8022.c index 0bda8de7df51..a6585627051d 100644 --- a/net/802/p8022.c +++ b/net/802/p8022.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NET3: Support for 802.2 demultiplexing off Ethernet - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. * * Demultiplex 802.2 encoded protocols. We match the entry by the * SSAP/DSAP pair and then deliver to the registered datalink that diff --git a/net/802/p8023.c b/net/802/p8023.c index 1256a40da43c..19cd56990db2 100644 --- a/net/802/p8023.c +++ b/net/802/p8023.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NET3: 802.3 data link hooks used for IPX 802.3 * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * 802.3 isn't really a protocol data link layer. Some old IPX stuff * uses it however. Note that there is only one 802.3 protocol layer * in the system. We don't currently support different protocols diff --git a/net/802/psnap.c b/net/802/psnap.c index db6baf7cf6e9..40ab2aea7b31 100644 --- a/net/802/psnap.c +++ b/net/802/psnap.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * SNAP data link layer. Derived from 802.2 * * Alan Cox <alan@lxorguk.ukuu.org.uk>, * from the 802.2 layer by Greg Page. * Merged in additions from Greg Page's psnap.c. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/802/stp.c b/net/802/stp.c index 2c40ba0ec116..d550d9f88f60 100644 --- a/net/802/stp.c +++ b/net/802/stp.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * STP SAP demux * * Copyright (c) 2008 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/mutex.h> #include <linux/skbuff.h> diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c index 1f99678751df..54728d2eda18 100644 --- a/net/8021q/vlan.c +++ b/net/8021q/vlan.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET 802.1Q VLAN * Ethernet-type device handling. @@ -11,11 +12,6 @@ * Add HW acceleration hooks - David S. Miller <davem@redhat.com>; * Correct all the locking - David S. Miller <davem@redhat.com>; * Use hash table for VLAN groups - David S. Miller <davem@redhat.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c index c546c4228075..a0b2d8b9def7 100644 --- a/net/8021q/vlan_dev.c +++ b/net/8021q/vlan_dev.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* -*- linux-c -*- * INET 802.1Q VLAN * Ethernet-type device handling. @@ -12,12 +13,6 @@ * Oct 20, 2001: Ard van Breeman: * - Fix MC-list, finally. * - Flush MC-list on VLAN destroy. - * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/8021q/vlan_gvrp.c b/net/8021q/vlan_gvrp.c index 66a80320b032..6b34b72aa466 100644 --- a/net/8021q/vlan_gvrp.c +++ b/net/8021q/vlan_gvrp.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE 802.1Q GARP VLAN Registration Protocol (GVRP) * * Copyright (c) 2008 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/types.h> #include <linux/if_vlan.h> diff --git a/net/8021q/vlan_mvrp.c b/net/8021q/vlan_mvrp.c index e0fe091801b0..689eceeaa360 100644 --- a/net/8021q/vlan_mvrp.c +++ b/net/8021q/vlan_mvrp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE 802.1Q Multiple VLAN Registration Protocol (MVRP) * @@ -5,10 +6,6 @@ * * Adapted from code in net/8021q/vlan_gvrp.c * Copyright (c) 2008 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/types.h> #include <linux/if_ether.h> diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c index 24eebbc92364..c482a6fe9393 100644 --- a/net/8021q/vlan_netlink.c +++ b/net/8021q/vlan_netlink.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * VLAN netlink control interface * * Copyright (c) 2007 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/8021q/vlanproc.c b/net/8021q/vlanproc.c index d36e8c4b7f56..ec87dea23719 100644 --- a/net/8021q/vlanproc.c +++ b/net/8021q/vlanproc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /****************************************************************************** * vlanproc.c VLAN Module. /proc filesystem interface. * @@ -9,10 +10,6 @@ * * Copyright: (c) 1998 Ben Greear * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. * ============================================================================ * Jan 20, 1998 Ben Greear Initial Version *****************************************************************************/ diff --git a/net/9p/client.c b/net/9p/client.c index b85d51f4b8eb..9622f3e469f6 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/9p/clnt.c * @@ -5,22 +6,6 @@ * * Copyright (C) 2008 by Eric Van Hensbergen <ericvh@gmail.com> * Copyright (C) 2007 by Latchesar Ionkov <lucho@ionkov.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to: - * Free Software Foundation - * 51 Franklin Street, Fifth Floor - * Boston, MA 02111-1301 USA - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/9p/error.c b/net/9p/error.c index 126fd0dceea2..231f355fa9c6 100644 --- a/net/9p/error.c +++ b/net/9p/error.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/fs/9p/error.c * @@ -9,22 +10,6 @@ * * Copyright (C) 2004 by Eric Van Hensbergen <ericvh@gmail.com> * Copyright (C) 2002 by Ron Minnich <rminnich@lanl.gov> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to: - * Free Software Foundation - * 51 Franklin Street, Fifth Floor - * Boston, MA 02111-1301 USA - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/9p/mod.c b/net/9p/mod.c index 0da56d6af73b..c1b62428da7b 100644 --- a/net/9p/mod.c +++ b/net/9p/mod.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/9p/9p.c * @@ -6,22 +7,6 @@ * Copyright (C) 2007 by Latchesar Ionkov <lucho@ionkov.net> * Copyright (C) 2004 by Eric Van Hensbergen <ericvh@gmail.com> * Copyright (C) 2002 by Ron Minnich <rminnich@lanl.gov> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to: - * Free Software Foundation - * 51 Franklin Street, Fifth Floor - * Boston, MA 02111-1301 USA - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/9p/protocol.c b/net/9p/protocol.c index 462ba144cb39..03593eb240d8 100644 --- a/net/9p/protocol.c +++ b/net/9p/protocol.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/9p/protocol.c * @@ -7,22 +8,6 @@ * * Base on code from Anthony Liguori <aliguori@us.ibm.com> * Copyright (C) 2008 by IBM, Corp. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to: - * Free Software Foundation - * 51 Franklin Street, Fifth Floor - * Boston, MA 02111-1301 USA - * */ #include <linux/module.h> diff --git a/net/9p/protocol.h b/net/9p/protocol.h index 2cc525fa49fa..6835f91cfda5 100644 --- a/net/9p/protocol.h +++ b/net/9p/protocol.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * net/9p/protocol.h * @@ -7,22 +8,6 @@ * * Base on code from Anthony Liguori <aliguori@us.ibm.com> * Copyright (C) 2008 by IBM, Corp. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to: - * Free Software Foundation - * 51 Franklin Street, Fifth Floor - * Boston, MA 02111-1301 USA - * */ int p9pdu_vwritef(struct p9_fcall *pdu, int proto_version, const char *fmt, diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c index f868cf6fba79..13cd683a658a 100644 --- a/net/9p/trans_fd.c +++ b/net/9p/trans_fd.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/fs/9p/trans_fd.c * @@ -7,22 +8,6 @@ * Copyright (C) 2004-2005 by Latchesar Ionkov <lucho@ionkov.net> * Copyright (C) 2004-2008 by Eric Van Hensbergen <ericvh@gmail.com> * Copyright (C) 1997-2002 by Ron Minnich <rminnich@sarnoff.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to: - * Free Software Foundation - * 51 Franklin Street, Fifth Floor - * Boston, MA 02111-1301 USA - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/9p/trans_rdma.c b/net/9p/trans_rdma.c index 119103bfa82e..bac8dad5dd69 100644 --- a/net/9p/trans_rdma.c +++ b/net/9p/trans_rdma.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/fs/9p/trans_rdma.c * @@ -8,22 +9,6 @@ * Copyright (C) 2004-2005 by Latchesar Ionkov <lucho@ionkov.net> * Copyright (C) 2004-2008 by Eric Van Hensbergen <ericvh@gmail.com> * Copyright (C) 1997-2002 by Ron Minnich <rminnich@sarnoff.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to: - * Free Software Foundation - * 51 Franklin Street, Fifth Floor - * Boston, MA 02111-1301 USA - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c index b1d39cabf125..549938af02e7 100644 --- a/net/9p/trans_virtio.c +++ b/net/9p/trans_virtio.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * The Virtio 9p transport driver * @@ -8,22 +9,6 @@ * * Based on virtio console driver * Copyright (C) 2006, 2007 Rusty Russell, IBM Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to: - * Free Software Foundation - * 51 Franklin Street, Fifth Floor - * Boston, MA 02111-1301 USA - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/appletalk/aarp.c b/net/appletalk/aarp.c index 420a98bf79b5..45f584171de7 100644 --- a/net/appletalk/aarp.c +++ b/net/appletalk/aarp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * AARP: An implementation of the AppleTalk AARP protocol for * Ethernet 'ELAP'. @@ -13,12 +14,6 @@ * Use neighbour discovery code. * Token Ring Support. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * * References: * Inside AppleTalk (2nd Ed). * Fixes: @@ -26,7 +21,6 @@ * Rob Newberry - Added proxy AARP and AARP proc fs, * moved probing from DDP module. * Arnaldo C. Melo - don't mangle rx packets - * */ #include <linux/if_arp.h> diff --git a/net/appletalk/atalk_proc.c b/net/appletalk/atalk_proc.c index 77f203f1febc..550c6ca007cc 100644 --- a/net/appletalk/atalk_proc.c +++ b/net/appletalk/atalk_proc.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * atalk_proc.c - proc support for Appletalk * * Copyright(c) Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation, version 2. */ #include <linux/init.h> diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c index a2555023c654..a8cb6b2e20c1 100644 --- a/net/appletalk/ddp.c +++ b/net/appletalk/ddp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * DDP: An implementation of the AppleTalk DDP protocol for * Ethernet 'ELAP'. @@ -43,12 +44,6 @@ * shared skb support 8) * Arnaldo C. de Melo : Move proc stuff to atalk_proc.c, * use seq_file - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ #include <linux/capability.h> diff --git a/net/atm/pppoatm.c b/net/atm/pppoatm.c index d84227d75717..bd3da9af5ef6 100644 --- a/net/atm/pppoatm.c +++ b/net/atm/pppoatm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* net/atm/pppoatm.c - RFC2364 PPP over ATM/AAL5 */ /* Copyright 1999-2000 by Mitchell Blank Jr */ @@ -6,10 +7,6 @@ /* And help from Jens Axboe */ /* - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. * * This driver provides the encapsulation and framing for sending * and receiving PPP frames in ATM AAL5 PDUs. diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index 012c0b6fc4f6..ca5207767dc2 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk) * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) diff --git a/net/ax25/ax25_addr.c b/net/ax25/ax25_addr.c index a14cfa736b63..f68865a4d0ab 100644 --- a/net/ax25/ax25_addr.c +++ b/net/ax25/ax25_addr.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/ax25/ax25_dev.c b/net/ax25/ax25_dev.c index d92195cd7834..4ac2e0847652 100644 --- a/net/ax25/ax25_dev.c +++ b/net/ax25/ax25_dev.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/ax25/ax25_ds_in.c b/net/ax25/ax25_ds_in.c index 488fc2d7085a..c62f8fb06189 100644 --- a/net/ax25/ax25_ds_in.c +++ b/net/ax25/ax25_ds_in.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * Copyright (C) Joerg Reuter DL1BKE (jreuter@yaina.de) diff --git a/net/ax25/ax25_ds_subr.c b/net/ax25/ax25_ds_subr.c index bc0329f43013..f00e27df3c76 100644 --- a/net/ax25/ax25_ds_subr.c +++ b/net/ax25/ax25_ds_subr.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * Copyright (C) Joerg Reuter DL1BKE (jreuter@yaina.de) diff --git a/net/ax25/ax25_ds_timer.c b/net/ax25/ax25_ds_timer.c index e9d11313d45b..c4f8adbf8144 100644 --- a/net/ax25/ax25_ds_timer.c +++ b/net/ax25/ax25_ds_timer.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * Copyright (C) Joerg Reuter DL1BKE (jreuter@yaina.de) diff --git a/net/ax25/ax25_iface.c b/net/ax25/ax25_iface.c index 8c07c28569e4..b4083f30af0d 100644 --- a/net/ax25/ax25_iface.c +++ b/net/ax25/ax25_iface.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/ax25/ax25_in.c b/net/ax25/ax25_in.c index 860752639b1a..dcdbaeeb2358 100644 --- a/net/ax25/ax25_in.c +++ b/net/ax25/ax25_in.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk) * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) diff --git a/net/ax25/ax25_ip.c b/net/ax25/ax25_ip.c index 314bbc8010fb..e4f63dd43cb5 100644 --- a/net/ax25/ax25_ip.c +++ b/net/ax25/ax25_ip.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/ax25/ax25_out.c b/net/ax25/ax25_out.c index 3e5afc8dc93e..f53751ba81b3 100644 --- a/net/ax25/ax25_out.c +++ b/net/ax25/ax25_out.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk) * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) diff --git a/net/ax25/ax25_route.c b/net/ax25/ax25_route.c index 66f74c85cf6b..b40e0bce67ea 100644 --- a/net/ax25/ax25_route.c +++ b/net/ax25/ax25_route.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk) * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) @@ -429,9 +426,11 @@ int ax25_rt_autobind(ax25_cb *ax25, ax25_address *addr) } if (ax25->sk != NULL) { + local_bh_disable(); bh_lock_sock(ax25->sk); sock_reset_flag(ax25->sk, SOCK_ZAPPED); bh_unlock_sock(ax25->sk); + local_bh_enable(); } put: diff --git a/net/ax25/ax25_std_in.c b/net/ax25/ax25_std_in.c index 8632b86e843e..ba176196ae06 100644 --- a/net/ax25/ax25_std_in.c +++ b/net/ax25/ax25_std_in.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk) * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) diff --git a/net/ax25/ax25_std_subr.c b/net/ax25/ax25_std_subr.c index 94bd06396a43..4c36f1342558 100644 --- a/net/ax25/ax25_std_subr.c +++ b/net/ax25/ax25_std_subr.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/ax25/ax25_std_timer.c b/net/ax25/ax25_std_timer.c index 30bbc675261d..b17da41210cb 100644 --- a/net/ax25/ax25_std_timer.c +++ b/net/ax25/ax25_std_timer.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk) * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) diff --git a/net/ax25/ax25_subr.c b/net/ax25/ax25_subr.c index 038b109b2be7..15ab812c4fe4 100644 --- a/net/ax25/ax25_subr.c +++ b/net/ax25/ax25_subr.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk) * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) diff --git a/net/ax25/ax25_timer.c b/net/ax25/ax25_timer.c index c47b7ee1e4da..85865ebfdfa2 100644 --- a/net/ax25/ax25_timer.c +++ b/net/ax25/ax25_timer.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk) * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) diff --git a/net/ax25/ax25_uid.c b/net/ax25/ax25_uid.c index 99d02e390e43..241e4680ecb1 100644 --- a/net/ax25/ax25_uid.c +++ b/net/ax25/ax25_uid.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/ax25/sysctl_net_ax25.c b/net/ax25/sysctl_net_ax25.c index 919a5ce47515..2154d004d3dc 100644 --- a/net/ax25/sysctl_net_ax25.c +++ b/net/ax25/sysctl_net_ax25.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) 1996 Mike Shaver (shaver@zeroknowledge.com) */ diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c index a7cd23f00bde..1555b0c6f7ec 100644 --- a/net/bluetooth/6lowpan.c +++ b/net/bluetooth/6lowpan.c @@ -1,14 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (c) 2013-2014 Intel Corp. - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License version 2 and - only version 2 as published by the Free Software Foundation. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. */ #include <linux/if_arp.h> @@ -167,10 +160,10 @@ static inline struct lowpan_peer *peer_lookup_dst(struct lowpan_btle_dev *dev, struct in6_addr *daddr, struct sk_buff *skb) { - struct lowpan_peer *peer; - struct in6_addr *nexthop; struct rt6_info *rt = (struct rt6_info *)skb_dst(skb); int count = atomic_read(&dev->peer_count); + const struct in6_addr *nexthop; + struct lowpan_peer *peer; BT_DBG("peers %d addr %pI6c rt %p", count, daddr, rt); diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 5f918ea18b5a..26526be579c7 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -1,15 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (c) 2010,2011 Code Aurora Forum. All rights reserved. Copyright (c) 2011,2012 Intel Corp. - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License version 2 and - only version 2 as published by the Free Software Foundation. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. */ #include <net/bluetooth/bluetooth.h> diff --git a/net/bluetooth/a2mp.h b/net/bluetooth/a2mp.h index a4ff3ea9b38a..0029d5119be6 100644 --- a/net/bluetooth/a2mp.h +++ b/net/bluetooth/a2mp.h @@ -1,15 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* Copyright (c) 2010,2011 Code Aurora Forum. All rights reserved. Copyright (c) 2011,2012 Intel Corp. - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License version 2 and - only version 2 as published by the Free Software Foundation. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. */ #ifndef __A2MP_H diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index aaa39409eeb7..9c711f0dfae3 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -1,14 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (c) 2011,2012 Intel Corp. - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License version 2 and - only version 2 as published by the Free Software Foundation. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. */ #include <net/bluetooth/bluetooth.h> diff --git a/net/bluetooth/amp.h b/net/bluetooth/amp.h index 8848f8158ae4..832764dfbfb3 100644 --- a/net/bluetooth/amp.h +++ b/net/bluetooth/amp.h @@ -1,14 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* Copyright (c) 2011,2012 Intel Corp. - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License version 2 and - only version 2 as published by the Free Software Foundation. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. */ #ifndef __AMP_H diff --git a/net/bluetooth/bnep/bnep.h b/net/bluetooth/bnep/bnep.h index 40854c99bc1e..24f18b133959 100644 --- a/net/bluetooth/bnep/bnep.h +++ b/net/bluetooth/bnep/bnep.h @@ -1,18 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* BNEP protocol definition for Linux Bluetooth stack (BlueZ). Copyright (C) 2002 Maxim Krasnyansky <maxk@qualcomm.com> - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License, version 2, as - published by the Free Software Foundation. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, see <http://www.gnu.org/licenses/>. */ #ifndef _BNEP_H diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 3cf0764d5793..15d1cb5aee18 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -1276,14 +1276,6 @@ int hci_conn_check_link_mode(struct hci_conn *conn) !test_bit(HCI_CONN_ENCRYPT, &conn->flags)) return 0; - /* The minimum encryption key size needs to be enforced by the - * host stack before establishing any L2CAP connections. The - * specification in theory allows a minimum of 1, but to align - * BR/EDR and LE transports, a minimum of 7 is chosen. - */ - if (conn->enc_key_size < HCI_MIN_ENC_KEY_SIZE) - return 0; - return 1; } @@ -1400,8 +1392,16 @@ auth: return 0; encrypt: - if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) + if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) { + /* Ensure that the encryption key size has been read, + * otherwise stall the upper layer responses. + */ + if (!conn->enc_key_size) + return 0; + + /* Nothing else needed, all requirements are met */ return 1; + } hci_conn_encrypt(conn); return 0; diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index b53acd6c9a3d..5406d7cd46ad 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1341,6 +1341,21 @@ static void l2cap_request_info(struct l2cap_conn *conn) sizeof(req), &req); } +static bool l2cap_check_enc_key_size(struct hci_conn *hcon) +{ + /* The minimum encryption key size needs to be enforced by the + * host stack before establishing any L2CAP connections. The + * specification in theory allows a minimum of 1, but to align + * BR/EDR and LE transports, a minimum of 7 is chosen. + * + * This check might also be called for unencrypted connections + * that have no key size requirements. Ensure that the link is + * actually encrypted before enforcing a key size. + */ + return (!test_bit(HCI_CONN_ENCRYPT, &hcon->flags) || + hcon->enc_key_size >= HCI_MIN_ENC_KEY_SIZE); +} + static void l2cap_do_start(struct l2cap_chan *chan) { struct l2cap_conn *conn = chan->conn; @@ -1358,9 +1373,14 @@ static void l2cap_do_start(struct l2cap_chan *chan) if (!(conn->info_state & L2CAP_INFO_FEAT_MASK_REQ_DONE)) return; - if (l2cap_chan_check_security(chan, true) && - __l2cap_no_conn_pending(chan)) + if (!l2cap_chan_check_security(chan, true) || + !__l2cap_no_conn_pending(chan)) + return; + + if (l2cap_check_enc_key_size(conn->hcon)) l2cap_start_connection(chan); + else + __set_chan_timer(chan, L2CAP_DISC_TIMEOUT); } static inline int l2cap_mode_supported(__u8 mode, __u32 feat_mask) @@ -1439,7 +1459,10 @@ static void l2cap_conn_start(struct l2cap_conn *conn) continue; } - l2cap_start_connection(chan); + if (l2cap_check_enc_key_size(conn->hcon)) + l2cap_start_connection(chan); + else + l2cap_chan_close(chan, ECONNREFUSED); } else if (chan->state == BT_CONNECT2) { struct l2cap_conn_rsp rsp; @@ -7490,7 +7513,7 @@ static void l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) } if (chan->state == BT_CONNECT) { - if (!status) + if (!status && l2cap_check_enc_key_size(hcon)) l2cap_start_connection(chan); else __set_chan_timer(chan, L2CAP_DISC_TIMEOUT); @@ -7499,7 +7522,7 @@ static void l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) struct l2cap_conn_rsp rsp; __u16 res, stat; - if (!status) { + if (!status && l2cap_check_enc_key_size(hcon)) { if (test_bit(FLAG_DEFER_SETUP, &chan->flags)) { res = L2CAP_CR_PEND; stat = L2CAP_CS_AUTHOR_PEND; diff --git a/net/bluetooth/leds.c b/net/bluetooth/leds.c index 6d59a5023231..f46847632ffa 100644 --- a/net/bluetooth/leds.c +++ b/net/bluetooth/leds.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2015, Heiner Kallweit <hkallweit1@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <net/bluetooth/bluetooth.h> diff --git a/net/bluetooth/leds.h b/net/bluetooth/leds.h index 08725a2fbd9b..bb5e09204436 100644 --- a/net/bluetooth/leds.h +++ b/net/bluetooth/leds.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2015, Heiner Kallweit <hkallweit1@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #if IS_ENABLED(CONFIG_BT_LEDS) diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c index 33e0dc168c16..80e6f3a6864d 100644 --- a/net/bpf/test_run.c +++ b/net/bpf/test_run.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (c) 2017 Facebook - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. */ #include <linux/bpf.h> #include <linux/slab.h> diff --git a/net/bridge/br.c b/net/bridge/br.c index 3c8e4b38f054..d164f63a4345 100644 --- a/net/bridge/br.c +++ b/net/bridge/br.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Generic parts * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/bridge/br_arp_nd_proxy.c b/net/bridge/br_arp_nd_proxy.c index 15116752365a..37908561a64b 100644 --- a/net/bridge/br_arp_nd_proxy.c +++ b/net/bridge/br_arp_nd_proxy.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Handle bridge arp/nd proxy/suppress * @@ -6,11 +7,6 @@ * * Authors: * Roopa Prabhu <roopa@cumulusnetworks.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index 013323b6dbe4..c05def8fd9cd 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Device handling code * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c index b1c91f66d79c..b1d3248c0252 100644 --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Forwarding database * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c index 82225b8b54f5..86637000f275 100644 --- a/net/bridge/br_forward.c +++ b/net/bridge/br_forward.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Forwarding decision * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/err.h> diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index 6d4a24a7534b..4fe30b182ee7 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Userspace interface * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c index 014af7efef25..21b74e7a7b2f 100644 --- a/net/bridge/br_input.c +++ b/net/bridge/br_input.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Handle incoming frames * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/slab.h> diff --git a/net/bridge/br_ioctl.c b/net/bridge/br_ioctl.c index 73b957fd639d..ae22d784b88a 100644 --- a/net/bridge/br_ioctl.c +++ b/net/bridge/br_ioctl.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Ioctl handler * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/capability.h> diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c index c2a30f79a9d0..de22c8fbbb15 100644 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Bridge multicast support. * * Copyright (c) 2010 Herbert Xu <herbert@gondor.apana.org.au> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * */ #include <linux/err.h> diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c index 22afa566cbce..34fa72c72ad8 100644 --- a/net/bridge/br_netfilter_hooks.c +++ b/net/bridge/br_netfilter_hooks.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Handle firewalling * Linux ethernet bridge @@ -6,11 +7,6 @@ * Lennert Buytenhek <buytenh@gnu.org> * Bart De Schuymer <bdschuym@pandora.be> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Lennert dedicates this file to Kerstin Wurdinger. */ diff --git a/net/bridge/br_netfilter_ipv6.c b/net/bridge/br_netfilter_ipv6.c index e88d6641647b..0e63e5dc5ac4 100644 --- a/net/bridge/br_netfilter_ipv6.c +++ b/net/bridge/br_netfilter_ipv6.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Handle firewalling * Linux ethernet bridge @@ -6,11 +7,6 @@ * Lennert Buytenhek <buytenh@gnu.org> * Bart De Schuymer <bdschuym@pandora.be> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Lennert dedicates this file to Kerstin Wurdinger. */ diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index a5acad29cd4f..a0a54482aabc 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Bridge netlink control interface * * Authors: * Stephen Hemminger <shemminger@osdl.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/bridge/br_netlink_tunnel.c b/net/bridge/br_netlink_tunnel.c index 34629d558709..afee292fb004 100644 --- a/net/bridge/br_netlink_tunnel.c +++ b/net/bridge/br_netlink_tunnel.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Bridge per vlan tunnel port dst_metadata netlink control interface * * Authors: * Roopa Prabhu <roopa@cumulusnetworks.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/bridge/br_nf_core.c b/net/bridge/br_nf_core.c index 8e2d7cfa4e16..2cdfc5d6c25d 100644 --- a/net/bridge/br_nf_core.c +++ b/net/bridge/br_nf_core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Handle firewalling core * Linux ethernet bridge @@ -6,11 +7,6 @@ * Lennert Buytenhek <buytenh@gnu.org> * Bart De Schuymer <bdschuym@pandora.be> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Lennert dedicates this file to Kerstin Wurdinger. */ diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h index 334a8c496b50..159a0e2cb0f6 100644 --- a/net/bridge/br_private.h +++ b/net/bridge/br_private.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #ifndef _BR_PRIVATE_H diff --git a/net/bridge/br_private_stp.h b/net/bridge/br_private_stp.h index 3f7543a29b76..814cf1364cfb 100644 --- a/net/bridge/br_private_stp.h +++ b/net/bridge/br_private_stp.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #ifndef _BR_PRIVATE_STP_H diff --git a/net/bridge/br_private_tunnel.h b/net/bridge/br_private_tunnel.h index a259471bfd78..2bdef2ea3420 100644 --- a/net/bridge/br_private_tunnel.h +++ b/net/bridge/br_private_tunnel.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Bridge per vlan tunnels * * Authors: * Roopa Prabhu <roopa@cumulusnetworks.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #ifndef _BR_PRIVATE_TUNNEL_H diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c index b6941961a876..1f1410f8d312 100644 --- a/net/bridge/br_stp.c +++ b/net/bridge/br_stp.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Spanning tree protocol; generic parts * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> #include <linux/rculist.h> diff --git a/net/bridge/br_stp_bpdu.c b/net/bridge/br_stp_bpdu.c index 1b75d6bf12bd..68a6922b4141 100644 --- a/net/bridge/br_stp_bpdu.c +++ b/net/bridge/br_stp_bpdu.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Spanning tree protocol; BPDU handling * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c index 8d65ae5210e0..d174d3a566aa 100644 --- a/net/bridge/br_stp_if.c +++ b/net/bridge/br_stp_if.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Spanning tree protocol; interface code * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/bridge/br_stp_timer.c b/net/bridge/br_stp_timer.c index e7739de5f0e1..27bf1979b909 100644 --- a/net/bridge/br_stp_timer.c +++ b/net/bridge/br_stp_timer.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Spanning tree protocol; timer-related code * Linux ethernet bridge * * Authors: * Lennert Buytenhek <buytenh@gnu.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c index b05b94e9c595..9ab0f00b1081 100644 --- a/net/bridge/br_sysfs_br.c +++ b/net/bridge/br_sysfs_br.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Sysfs attributes of bridge * Linux ethernet bridge * * Authors: * Stephen Hemminger <shemminger@osdl.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/capability.h> diff --git a/net/bridge/br_sysfs_if.c b/net/bridge/br_sysfs_if.c index 88715edb119a..7a59cdddd3ce 100644 --- a/net/bridge/br_sysfs_if.c +++ b/net/bridge/br_sysfs_if.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Sysfs attributes of bridge ports * Linux ethernet bridge * * Authors: * Stephen Hemminger <shemminger@osdl.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/capability.h> diff --git a/net/bridge/br_vlan_tunnel.c b/net/bridge/br_vlan_tunnel.c index 758151863669..d13d2080f527 100644 --- a/net/bridge/br_vlan_tunnel.c +++ b/net/bridge/br_vlan_tunnel.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Bridge per vlan tunnel port dst_metadata handling code * * Authors: * Roopa Prabhu <roopa@cumulusnetworks.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c index 6b07e4978eb3..963dfdc14827 100644 --- a/net/bridge/netfilter/ebtables.c +++ b/net/bridge/netfilter/ebtables.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * ebtables * @@ -8,11 +9,6 @@ * * This code is strongly inspired by the iptables code which is * Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/kmod.h> diff --git a/net/bridge/netfilter/nf_log_bridge.c b/net/bridge/netfilter/nf_log_bridge.c index bd2b3c78f59b..1ad61d1017b6 100644 --- a/net/bridge/netfilter/nf_log_bridge.c +++ b/net/bridge/netfilter/nf_log_bridge.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 2014 by Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/bridge/netfilter/nft_reject_bridge.c b/net/bridge/netfilter/nft_reject_bridge.c index 1b1856744c80..b325b569e761 100644 --- a/net/bridge/netfilter/nft_reject_bridge.c +++ b/net/bridge/netfilter/nft_reject_bridge.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014 Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/caif/caif_dev.c b/net/caif/caif_dev.c index 6c6e01963aac..03c7cdd8e4cb 100644 --- a/net/caif/caif_dev.c +++ b/net/caif/caif_dev.c @@ -1,8 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * CAIF Interface registration. * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 * * Borrowed heavily from file: pn_dev.c. Thanks to Remi Denis-Courmont * and Sakari Ailus <sakari.ailus@nokia.com> diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c index 416717c57cd1..13ea920600ae 100644 --- a/net/caif/caif_socket.c +++ b/net/caif/caif_socket.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/caif_usb.c b/net/caif/caif_usb.c index 1a082a946045..76bd67891fb3 100644 --- a/net/caif/caif_usb.c +++ b/net/caif/caif_usb.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * CAIF USB handler * Copyright (C) ST-Ericsson AB 2011 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 - * */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfcnfg.c b/net/caif/cfcnfg.c index 8f00bea093b9..399239a14420 100644 --- a/net/caif/cfcnfg.c +++ b/net/caif/cfcnfg.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfctrl.c b/net/caif/cfctrl.c index a1e85f032108..2809cbd6b7f7 100644 --- a/net/caif/cfctrl.c +++ b/net/caif/cfctrl.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfdbgl.c b/net/caif/cfdbgl.c index cce839bf49f7..77f428428b47 100644 --- a/net/caif/cfdbgl.c +++ b/net/caif/cfdbgl.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfdgml.c b/net/caif/cfdgml.c index 58fdb99a390f..eb6f8ef47a79 100644 --- a/net/caif/cfdgml.c +++ b/net/caif/cfdgml.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cffrml.c b/net/caif/cffrml.c index 434ba8557826..6651a8dc62e0 100644 --- a/net/caif/cffrml.c +++ b/net/caif/cffrml.c @@ -1,9 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * CAIF Framing Layer. * * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfmuxl.c b/net/caif/cfmuxl.c index 510aa5a753f0..4172b0d0db63 100644 --- a/net/caif/cfmuxl.c +++ b/net/caif/cfmuxl.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfpkt_skbuff.c b/net/caif/cfpkt_skbuff.c index 37ac5ca0ffdf..7796414d47e5 100644 --- a/net/caif/cfpkt_skbuff.c +++ b/net/caif/cfpkt_skbuff.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfrfml.c b/net/caif/cfrfml.c index a931a71ef6df..ce2767e9cec6 100644 --- a/net/caif/cfrfml.c +++ b/net/caif/cfrfml.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfserl.c b/net/caif/cfserl.c index ce60f06d76de..e11725a4bb0e 100644 --- a/net/caif/cfserl.c +++ b/net/caif/cfserl.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfsrvl.c b/net/caif/cfsrvl.c index a6e115463052..d0a4d0ac7045 100644 --- a/net/caif/cfsrvl.c +++ b/net/caif/cfsrvl.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfutill.c b/net/caif/cfutill.c index be7c43a92ead..b2e47ede912f 100644 --- a/net/caif/cfutill.c +++ b/net/caif/cfutill.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfveil.c b/net/caif/cfveil.c index 35dd3a600dd1..db2274b94a5d 100644 --- a/net/caif/cfveil.c +++ b/net/caif/cfveil.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/cfvidl.c b/net/caif/cfvidl.c index 73615e3b3b58..134bad43196c 100644 --- a/net/caif/cfvidl.c +++ b/net/caif/cfvidl.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Author: Sjur Brendeland - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/caif/chnl_net.c b/net/caif/chnl_net.c index 13e2ae6be620..a56628962852 100644 --- a/net/caif/chnl_net.c +++ b/net/caif/chnl_net.c @@ -1,8 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson AB 2010 * Authors: Sjur Brendeland * Daniel Martensson - * License terms: GNU General Public License (GPL) version 2 */ #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__ diff --git a/net/can/af_can.c b/net/can/af_can.c index e8fd5dc1780a..80281ef2ccbd 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -99,6 +99,7 @@ EXPORT_SYMBOL(can_ioctl); static void can_sock_destruct(struct sock *sk) { skb_queue_purge(&sk->sk_receive_queue); + skb_queue_purge(&sk->sk_error_queue); } static const struct can_proto *can_get_proto(int protocol) @@ -952,6 +953,8 @@ static struct pernet_operations can_pernet_ops __read_mostly = { static __init int can_init(void) { + int err; + /* check for correct padding to be able to use the structs similarly */ BUILD_BUG_ON(offsetof(struct can_frame, can_dlc) != offsetof(struct canfd_frame, len) || @@ -965,15 +968,31 @@ static __init int can_init(void) if (!rcv_cache) return -ENOMEM; - register_pernet_subsys(&can_pernet_ops); + err = register_pernet_subsys(&can_pernet_ops); + if (err) + goto out_pernet; /* protocol register */ - sock_register(&can_family_ops); - register_netdevice_notifier(&can_netdev_notifier); + err = sock_register(&can_family_ops); + if (err) + goto out_sock; + err = register_netdevice_notifier(&can_netdev_notifier); + if (err) + goto out_notifier; + dev_add_pack(&can_packet); dev_add_pack(&canfd_packet); return 0; + +out_notifier: + sock_unregister(PF_CAN); +out_sock: + unregister_pernet_subsys(&can_pernet_ops); +out_pernet: + kmem_cache_destroy(rcv_cache); + + return err; } static __exit void can_exit(void) diff --git a/net/ceph/snapshot.c b/net/ceph/snapshot.c index e14a5d038656..e24315937c45 100644 --- a/net/ceph/snapshot.c +++ b/net/ceph/snapshot.c @@ -1,21 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * snapshot.c Ceph snapshot context utility routines (part of libceph) * * Copyright (C) 2013 Inktank Storage, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. */ #include <linux/types.h> diff --git a/net/core/bpf_sk_storage.c b/net/core/bpf_sk_storage.c index cc9597a87770..d1c4e1f3be2c 100644 --- a/net/core/bpf_sk_storage.c +++ b/net/core/bpf_sk_storage.c @@ -633,7 +633,8 @@ static struct bpf_map *bpf_sk_storage_map_alloc(union bpf_attr *attr) return ERR_PTR(-ENOMEM); bpf_map_init_from_attr(&smap->map, attr); - smap->bucket_log = ilog2(roundup_pow_of_two(num_possible_cpus())); + /* Use at least 2 buckets, select_bucket() is undefined behavior with 1 bucket */ + smap->bucket_log = max_t(u32, 1, ilog2(roundup_pow_of_two(num_possible_cpus()))); nbuckets = 1U << smap->bucket_log; smap->buckets = kvcalloc(sizeof(*smap->buckets), nbuckets, GFP_USER | __GFP_NOWARN); diff --git a/net/core/dev.c b/net/core/dev.c index b6b8505cfb3e..d6edd218babd 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NET3 Protocol independent device support routines. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Derived from the non IP parts of dev.c 1.0.19 * Authors: Ross Biro * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> @@ -4502,23 +4498,6 @@ static int netif_rx_internal(struct sk_buff *skb) trace_netif_rx(skb); - if (static_branch_unlikely(&generic_xdp_needed_key)) { - int ret; - - preempt_disable(); - rcu_read_lock(); - ret = do_xdp_generic(rcu_dereference(skb->dev->xdp_prog), skb); - rcu_read_unlock(); - preempt_enable(); - - /* Consider XDP consuming the packet a success from - * the netdev point of view we do not want to count - * this as an error. - */ - if (ret != XDP_PASS) - return NET_RX_SUCCESS; - } - #ifdef CONFIG_RPS if (static_branch_unlikely(&rps_needed)) { struct rps_dev_flow voidflow, *rflow = &voidflow; @@ -4858,6 +4837,18 @@ another_round: __this_cpu_inc(softnet_data.processed); + if (static_branch_unlikely(&generic_xdp_needed_key)) { + int ret2; + + preempt_disable(); + ret2 = do_xdp_generic(rcu_dereference(skb->dev->xdp_prog), skb); + preempt_enable(); + + if (ret2 != XDP_PASS) + return NET_RX_DROP; + skb_reset_mac_len(skb); + } + if (skb->protocol == cpu_to_be16(ETH_P_8021Q) || skb->protocol == cpu_to_be16(ETH_P_8021AD)) { skb = skb_vlan_untag(skb); @@ -4932,8 +4923,36 @@ skip_classify: } if (unlikely(skb_vlan_tag_present(skb))) { - if (skb_vlan_tag_get_id(skb)) +check_vlan_id: + if (skb_vlan_tag_get_id(skb)) { + /* Vlan id is non 0 and vlan_do_receive() above couldn't + * find vlan device. + */ skb->pkt_type = PACKET_OTHERHOST; + } else if (skb->protocol == cpu_to_be16(ETH_P_8021Q) || + skb->protocol == cpu_to_be16(ETH_P_8021AD)) { + /* Outer header is 802.1P with vlan 0, inner header is + * 802.1Q or 802.1AD and vlan_do_receive() above could + * not find vlan dev for vlan id 0. + */ + __vlan_hwaccel_clear_tag(skb); + skb = skb_vlan_untag(skb); + if (unlikely(!skb)) + goto out; + if (vlan_do_receive(&skb)) + /* After stripping off 802.1P header with vlan 0 + * vlan dev is found for inner header. + */ + goto another_round; + else if (unlikely(!skb)) + goto out; + else + /* We have stripped outer 802.1P vlan 0 header. + * But could not find vlan dev. + * check again for vlan id to set OTHERHOST. + */ + goto check_vlan_id; + } /* Note: we might in the future use prio bits * and set skb->priority like in vlan_do_receive() * For the time being, just ignore Priority Code Point @@ -5030,12 +5049,12 @@ static inline void __netif_receive_skb_list_ptype(struct list_head *head, if (list_empty(head)) return; if (pt_prev->list_func != NULL) - pt_prev->list_func(head, pt_prev, orig_dev); + INDIRECT_CALL_INET(pt_prev->list_func, ipv6_list_rcv, + ip_list_rcv, head, pt_prev, orig_dev); else list_for_each_entry_safe(skb, next, head, list) { skb_list_del_init(skb); - INDIRECT_CALL_INET(pt_prev->func, ipv6_rcv, ip_rcv, skb, - skb->dev, pt_prev, orig_dev); + pt_prev->func(skb, skb->dev, pt_prev, orig_dev); } } @@ -5178,19 +5197,6 @@ static int netif_receive_skb_internal(struct sk_buff *skb) if (skb_defer_rx_timestamp(skb)) return NET_RX_SUCCESS; - if (static_branch_unlikely(&generic_xdp_needed_key)) { - int ret; - - preempt_disable(); - rcu_read_lock(); - ret = do_xdp_generic(rcu_dereference(skb->dev->xdp_prog), skb); - rcu_read_unlock(); - preempt_enable(); - - if (ret != XDP_PASS) - return NET_RX_DROP; - } - rcu_read_lock(); #ifdef CONFIG_RPS if (static_branch_unlikely(&rps_needed)) { @@ -5211,7 +5217,6 @@ static int netif_receive_skb_internal(struct sk_buff *skb) static void netif_receive_skb_list_internal(struct list_head *head) { - struct bpf_prog *xdp_prog = NULL; struct sk_buff *skb, *next; struct list_head sublist; @@ -5224,21 +5229,6 @@ static void netif_receive_skb_list_internal(struct list_head *head) } list_splice_init(&sublist, head); - if (static_branch_unlikely(&generic_xdp_needed_key)) { - preempt_disable(); - rcu_read_lock(); - list_for_each_entry_safe(skb, next, head, list) { - xdp_prog = rcu_dereference(skb->dev->xdp_prog); - skb_list_del_init(skb); - if (do_xdp_generic(xdp_prog, skb) == XDP_PASS) - list_add_tail(&skb->list, &sublist); - } - rcu_read_unlock(); - preempt_enable(); - /* Put passed packets back on main list */ - list_splice_init(&sublist, head); - } - rcu_read_lock(); #ifdef CONFIG_RPS if (static_branch_unlikely(&rps_needed)) { @@ -5809,7 +5799,6 @@ static struct sk_buff *napi_frags_skb(struct napi_struct *napi) skb_reset_mac_header(skb); skb_gro_reset_offset(skb); - eth = skb_gro_header_fast(skb, 0); if (unlikely(skb_gro_header_hard(skb, hlen))) { eth = skb_gro_header_slow(skb, hlen, 0); if (unlikely(!eth)) { @@ -5819,6 +5808,7 @@ static struct sk_buff *napi_frags_skb(struct napi_struct *napi) return NULL; } } else { + eth = (const struct ethhdr *)skb->data; gro_pull_from_frag0(skb, hlen); NAPI_GRO_CB(skb)->frag0 += hlen; NAPI_GRO_CB(skb)->frag0_len -= hlen; diff --git a/net/core/dev_addr_lists.c b/net/core/dev_addr_lists.c index a6723b306717..6393ba930097 100644 --- a/net/core/dev_addr_lists.c +++ b/net/core/dev_addr_lists.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/core/dev_addr_lists.c - Functions for handling net device lists * Copyright (c) 2010 Jiri Pirko <jpirko@redhat.com> * * This file contains functions for working with unicast, multicast and device * addresses lists. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/netdevice.h> diff --git a/net/core/devlink.c b/net/core/devlink.c index d43bc52b8840..132f4b757963 100644 --- a/net/core/devlink.c +++ b/net/core/devlink.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/core/devlink.c - Network physical/parent device Netlink interface * * Heavily inspired by net/wireless/ * Copyright (c) 2016 Mellanox Technologies. All rights reserved. * Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/core/dst_cache.c b/net/core/dst_cache.c index 64cef977484a..be74ab4551c2 100644 --- a/net/core/dst_cache.c +++ b/net/core/dst_cache.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/core/dst_cache.c - dst entry cache * * Copyright (c) 2016 Paolo Abeni <pabeni@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/core/ethtool.c b/net/core/ethtool.c index 4a593853cbf2..4d1011b2e24f 100644 --- a/net/core/ethtool.c +++ b/net/core/ethtool.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/core/ethtool.c - Ethtool ioctl handler * Copyright (c) 2003 Matthew Wilcox <matthew@wil.cx> * * This file is where we call all the ethtool_ops commands to get * the information ethtool needs. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> @@ -1359,13 +1355,16 @@ static int ethtool_get_regs(struct net_device *dev, char __user *useraddr) if (!regbuf) return -ENOMEM; + if (regs.len < reglen) + reglen = regs.len; + ops->get_regs(dev, ®s, regbuf); ret = -EFAULT; if (copy_to_user(useraddr, ®s, sizeof(regs))) goto out; useraddr += offsetof(struct ethtool_regs, data); - if (regbuf && copy_to_user(useraddr, regbuf, regs.len)) + if (copy_to_user(useraddr, regbuf, reglen)) goto out; ret = 0; @@ -3010,21 +3009,30 @@ ethtool_rx_flow_rule_create(const struct ethtool_rx_flow_spec_input *input) const struct ethtool_flow_ext *ext_h_spec = &fs->h_ext; const struct ethtool_flow_ext *ext_m_spec = &fs->m_ext; - if (ext_m_spec->vlan_etype && - ext_m_spec->vlan_tci) { + if (ext_m_spec->vlan_etype) { match->key.vlan.vlan_tpid = ext_h_spec->vlan_etype; match->mask.vlan.vlan_tpid = ext_m_spec->vlan_etype; + } + if (ext_m_spec->vlan_tci) { match->key.vlan.vlan_id = ntohs(ext_h_spec->vlan_tci) & 0x0fff; match->mask.vlan.vlan_id = ntohs(ext_m_spec->vlan_tci) & 0x0fff; + match->key.vlan.vlan_dei = + !!(ext_h_spec->vlan_tci & htons(0x1000)); + match->mask.vlan.vlan_dei = + !!(ext_m_spec->vlan_tci & htons(0x1000)); + match->key.vlan.vlan_priority = (ntohs(ext_h_spec->vlan_tci) & 0xe000) >> 13; match->mask.vlan.vlan_priority = (ntohs(ext_m_spec->vlan_tci) & 0xe000) >> 13; + } + if (ext_m_spec->vlan_etype || + ext_m_spec->vlan_tci) { match->dissector.used_keys |= BIT(FLOW_DISSECTOR_KEY_VLAN); match->dissector.offset[FLOW_DISSECTOR_KEY_VLAN] = diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c index 43f0115cce9c..dd220ce7ca7a 100644 --- a/net/core/fib_rules.c +++ b/net/core/fib_rules.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/core/fib_rules.c Generic Routing Rules * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation, version 2. - * * Authors: Thomas Graf <tgraf@suug.ch> */ @@ -757,9 +754,9 @@ int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh, if (err) goto errout; - if (rule_exists(ops, frh, tb, rule)) { - if (nlh->nlmsg_flags & NLM_F_EXCL) - err = -EEXIST; + if ((nlh->nlmsg_flags & NLM_F_EXCL) && + rule_exists(ops, frh, tb, rule)) { + err = -EEXIST; goto errout_free; } diff --git a/net/core/filter.c b/net/core/filter.c index 55bfc941d17a..f615e42cf4ef 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Linux Socket Filter - Kernel level socket filtering * @@ -12,11 +13,6 @@ * Alexei Starovoitov <ast@plumgrid.com> * Daniel Borkmann <dborkman@redhat.com> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Andi Kleen - Fix a few bad bugs and races. * Kris Katterjohn - Added many additional checks in bpf_check_classic() */ @@ -5304,7 +5300,13 @@ __bpf_skc_lookup(struct sk_buff *skb, struct bpf_sock_tuple *tuple, u32 len, struct net *net; int sdif; - family = len == sizeof(tuple->ipv4) ? AF_INET : AF_INET6; + if (len == sizeof(tuple->ipv4)) + family = AF_INET; + else if (len == sizeof(tuple->ipv6)) + family = AF_INET6; + else + return NULL; + if (unlikely(family == AF_UNSPEC || flags || !((s32)netns_id < 0 || netns_id <= S32_MAX))) goto out; @@ -5337,8 +5339,14 @@ __bpf_sk_lookup(struct sk_buff *skb, struct bpf_sock_tuple *tuple, u32 len, struct sock *sk = __bpf_skc_lookup(skb, tuple, len, caller_net, ifindex, proto, netns_id, flags); - if (sk) + if (sk) { sk = sk_to_full_sk(sk); + if (!sk_fullsock(sk)) { + if (!sock_flag(sk, SOCK_RCU_FREE)) + sock_gen_put(sk); + return NULL; + } + } return sk; } @@ -5369,8 +5377,14 @@ bpf_sk_lookup(struct sk_buff *skb, struct bpf_sock_tuple *tuple, u32 len, struct sock *sk = bpf_skc_lookup(skb, tuple, len, proto, netns_id, flags); - if (sk) + if (sk) { sk = sk_to_full_sk(sk); + if (!sk_fullsock(sk)) { + if (!sock_flag(sk, SOCK_RCU_FREE)) + sock_gen_put(sk); + return NULL; + } + } return sk; } @@ -6730,6 +6744,7 @@ static bool sock_addr_is_valid_access(int off, int size, case BPF_CGROUP_INET4_BIND: case BPF_CGROUP_INET4_CONNECT: case BPF_CGROUP_UDP4_SENDMSG: + case BPF_CGROUP_UDP4_RECVMSG: break; default: return false; @@ -6740,6 +6755,7 @@ static bool sock_addr_is_valid_access(int off, int size, case BPF_CGROUP_INET6_BIND: case BPF_CGROUP_INET6_CONNECT: case BPF_CGROUP_UDP6_SENDMSG: + case BPF_CGROUP_UDP6_RECVMSG: break; default: return false; diff --git a/net/core/gen_estimator.c b/net/core/gen_estimator.c index e4e442d70c2d..bfe7bdd4c340 100644 --- a/net/core/gen_estimator.c +++ b/net/core/gen_estimator.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/gen_estimator.c Simple rate estimator. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * Eric Dumazet <edumazet@google.com> * diff --git a/net/core/gen_stats.c b/net/core/gen_stats.c index 9bf1b9ad1780..36888f5e09eb 100644 --- a/net/core/gen_stats.c +++ b/net/core/gen_stats.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/core/gen_stats.c * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Thomas Graf <tgraf@suug.ch> * Jamal Hadi Salim * Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> diff --git a/net/core/hwbm.c b/net/core/hwbm.c index 2cab489ae62e..fd822ca5a245 100644 --- a/net/core/hwbm.c +++ b/net/core/hwbm.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* Support for hardware buffer manager. * * Copyright (C) 2016 Marvell * * Gregory CLEMENT <gregory.clement@free-electrons.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/kernel.h> #include <linux/printk.h> diff --git a/net/core/link_watch.c b/net/core/link_watch.c index 7f51efb2b3ab..04fdc9535772 100644 --- a/net/core/link_watch.c +++ b/net/core/link_watch.c @@ -1,14 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Linux network device link state notification * * Author: * Stefan Rompf <sux@loplof.de> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ #include <linux/module.h> diff --git a/net/core/lwt_bpf.c b/net/core/lwt_bpf.c index 1c94f529f4a1..f93785e5833c 100644 --- a/net/core/lwt_bpf.c +++ b/net/core/lwt_bpf.c @@ -1,13 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (c) 2016 Thomas Graf <tgraf@tgraf.ch> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. */ #include <linux/kernel.h> diff --git a/net/core/lwtunnel.c b/net/core/lwtunnel.c index 69e249fbc02f..2f9c0de533c7 100644 --- a/net/core/lwtunnel.c +++ b/net/core/lwtunnel.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * lwtunnel Infrastructure for light weight tunnels like mpls * * Authors: Roopa Prabhu, <roopa@cumulusnetworks.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ #include <linux/capability.h> diff --git a/net/core/neighbour.c b/net/core/neighbour.c index dfa871061f14..9e7fc929bc50 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Generic address resolution entity * @@ -5,11 +6,6 @@ * Pedro Roque <roque@di.fc.ul.pt> * Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Fixes: * Vitaly E. Lavrov releasing NULL neighbor in neigh_add. * Harald Welte Add neighbour cache statistics like rtstat @@ -3207,6 +3203,7 @@ static void *neigh_get_idx_any(struct seq_file *seq, loff_t *pos) } void *neigh_seq_start(struct seq_file *seq, loff_t *pos, struct neigh_table *tbl, unsigned int neigh_seq_flags) + __acquires(tbl->lock) __acquires(rcu_bh) { struct neigh_seq_state *state = seq->private; @@ -3217,6 +3214,7 @@ void *neigh_seq_start(struct seq_file *seq, loff_t *pos, struct neigh_table *tbl rcu_read_lock_bh(); state->nht = rcu_dereference_bh(tbl->nht); + read_lock(&tbl->lock); return *pos ? neigh_get_idx_any(seq, pos) : SEQ_START_TOKEN; } @@ -3250,8 +3248,13 @@ out: EXPORT_SYMBOL(neigh_seq_next); void neigh_seq_stop(struct seq_file *seq, void *v) + __releases(tbl->lock) __releases(rcu_bh) { + struct neigh_seq_state *state = seq->private; + struct neigh_table *tbl = state->tbl; + + read_unlock(&tbl->lock); rcu_read_unlock_bh(); } EXPORT_SYMBOL(neigh_seq_stop); diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c index d9c4360257ce..865ba6ca16eb 100644 --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net-sysfs.c - network device class and attributes * * Copyright (c) 2003 Stephen Hemminger <shemminger@osdl.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/capability.h> diff --git a/net/core/netclassid_cgroup.c b/net/core/netclassid_cgroup.c index 7bf833598615..0642f91c4038 100644 --- a/net/core/netclassid_cgroup.c +++ b/net/core/netclassid_cgroup.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/core/netclassid_cgroup.c Classid Cgroupfs Handling * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Thomas Graf <tgraf@suug.ch> */ diff --git a/net/core/netevent.c b/net/core/netevent.c index 8b3bc4fac613..d76ed7739c70 100644 --- a/net/core/netevent.c +++ b/net/core/netevent.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Network event notifiers * @@ -5,11 +6,6 @@ * Tom Tucker <tom@opengridcomputing.com> * Steve Wise <swise@opengridcomputing.com> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Fixes: */ diff --git a/net/core/netprio_cgroup.c b/net/core/netprio_cgroup.c index 7e3d0d99dfae..256b7954b720 100644 --- a/net/core/netprio_cgroup.c +++ b/net/core/netprio_cgroup.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/core/netprio_cgroup.c Priority Control Group * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Neil Horman <nhorman@tuxdriver.com> */ diff --git a/net/core/pktgen.c b/net/core/pktgen.c index 319ad5490fb3..f975c5e2a369 100644 --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Authors: * Copyright 2001, 2002 by Robert Olsson <robert.olsson@its.uu.se> @@ -8,12 +9,6 @@ * Ben Greear <greearb@candelatech.com> * Jens Låås <jens.laas@data.slu.se> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * * A tool for loading the network with preconfigurated packets. * The tool is implemented as a linux module. Parameters are output * device, delay (to hard_xmit), number of packets, and whether @@ -60,7 +55,6 @@ * * Integrated to 2.5.x 021029 --Lucio Maciel (luciomaciel@zipmail.com.br) * - * * 021124 Finished major redesign and rewrite for new functionality. * See Documentation/networking/pktgen.txt for how to use this. * @@ -114,7 +108,6 @@ * * Fixed src_mac command to set source mac of packet to value specified in * command by Adit Ranadive <adit.262@gmail.com> - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -3066,7 +3059,13 @@ static int pktgen_wait_thread_run(struct pktgen_thread *t) { while (thread_is_running(t)) { + /* note: 't' will still be around even after the unlock/lock + * cycle because pktgen_thread threads are only cleared at + * net exit + */ + mutex_unlock(&pktgen_thread_lock); msleep_interruptible(100); + mutex_lock(&pktgen_thread_lock); if (signal_pending(current)) goto signal; @@ -3081,6 +3080,10 @@ static int pktgen_wait_all_threads_run(struct pktgen_net *pn) struct pktgen_thread *t; int sig = 1; + /* prevent from racing with rmmod */ + if (!try_module_get(THIS_MODULE)) + return sig; + mutex_lock(&pktgen_thread_lock); list_for_each_entry(t, &pn->pktgen_threads, th_list) { @@ -3094,6 +3097,7 @@ static int pktgen_wait_all_threads_run(struct pktgen_net *pn) t->control |= (T_STOP); mutex_unlock(&pktgen_thread_lock); + module_put(THIS_MODULE); return sig; } diff --git a/net/core/ptp_classifier.c b/net/core/ptp_classifier.c index 7109c168b5e0..d964a5147f22 100644 --- a/net/core/ptp_classifier.c +++ b/net/core/ptp_classifier.c @@ -1,13 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* PTP classifier - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. */ /* The below program is the bpf_asm (tools/net/) representation of diff --git a/net/core/request_sock.c b/net/core/request_sock.c index 9b8727c67b58..c9bb00008528 100644 --- a/net/core/request_sock.c +++ b/net/core/request_sock.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NET Generic infrastructure for Network protocols. * * Authors: Arnaldo Carvalho de Melo <acme@conectiva.com.br> * * From code originally in include/net/tcp.h - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index adcc045952c2..cec60583931f 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -7,11 +8,6 @@ * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Fixes: * Vitaly E. Lavrov RTA_OK arithmetics was wrong. */ diff --git a/net/core/scm.c b/net/core/scm.c index 52ef219cf6df..31a38239c92f 100644 --- a/net/core/scm.c +++ b/net/core/scm.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* scm.c - Socket level control messages processing. * * Author: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * Alignment and value checking mods by Craig Metz - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/core/skbuff.c b/net/core/skbuff.c index e89be6282693..c8cd99c3603f 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Routines having to do with the 'struct sk_buff' memory handlers. * @@ -25,11 +26,6 @@ * disabled, or you better be *real* sure that the operation is atomic * with respect to whatever list is being frobbed (e.g. via lock_sock() * or via disabling bottom half handlers, etc). - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* @@ -1036,7 +1032,11 @@ struct ubuf_info *sock_zerocopy_realloc(struct sock *sk, size_t size, uarg->len++; uarg->bytelen = bytelen; atomic_set(&sk->sk_zckey, ++next); - sock_zerocopy_get(uarg); + + /* no extra ref when appending to datagram (MSG_MORE) */ + if (sk->sk_type == SOCK_STREAM) + sock_zerocopy_get(uarg); + return uarg; } } @@ -2337,6 +2337,7 @@ do_frag_list: kv.iov_base = skb->data + offset; kv.iov_len = slen; memset(&msg, 0, sizeof(msg)); + msg.msg_flags = MSG_DONTWAIT; ret = kernel_sendmsg_locked(sk, &msg, &kv, 1, slen); if (ret <= 0) diff --git a/net/core/sock.c b/net/core/sock.c index 75b1c950b49f..aa4a00d381e3 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -6,7 +7,6 @@ * Generic socket support routines. Memory allocators, socket lock/release * handler for protocols to use and generic option handler. * - * * Authors: Ross Biro * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> * Florian La Roche, <flla@stud.uni-sb.de> @@ -81,12 +81,6 @@ * Arnaldo C. Melo : cleanups, use skb_queue_purge * * To Fix: - * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -1483,9 +1477,6 @@ int sock_getsockopt(struct socket *sock, int level, int optname, { u32 meminfo[SK_MEMINFO_VARS]; - if (get_user(len, optlen)) - return -EFAULT; - sk_get_meminfo(sk, meminfo); len = min_t(unsigned int, len, sizeof(meminfo)); @@ -1856,6 +1847,9 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority) goto out; } RCU_INIT_POINTER(newsk->sk_reuseport_cb, NULL); +#ifdef CONFIG_BPF_SYSCALL + RCU_INIT_POINTER(newsk->sk_bpf_storage, NULL); +#endif newsk->sk_err = 0; newsk->sk_err_soft = 0; @@ -2326,6 +2320,7 @@ static void sk_leave_memory_pressure(struct sock *sk) /* On 32bit arches, an skb frag is limited to 2^15 */ #define SKB_FRAG_PAGE_ORDER get_order(32768) +DEFINE_STATIC_KEY_FALSE(net_high_order_alloc_disable_key); /** * skb_page_frag_refill - check that a page_frag contains enough room @@ -2350,7 +2345,8 @@ bool skb_page_frag_refill(unsigned int sz, struct page_frag *pfrag, gfp_t gfp) } pfrag->offset = 0; - if (SKB_FRAG_PAGE_ORDER) { + if (SKB_FRAG_PAGE_ORDER && + !static_branch_unlikely(&net_high_order_alloc_disable_key)) { /* Avoid direct reclaim but allow kswapd to wake */ pfrag->page = alloc_pages((gfp & ~__GFP_DIRECT_RECLAIM) | __GFP_COMP | __GFP_NOWARN | diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c index 1a2685694abd..f9204719aeee 100644 --- a/net/core/sysctl_net_core.c +++ b/net/core/sysctl_net_core.c @@ -562,6 +562,13 @@ static struct ctl_table net_core_table[] = { .extra1 = &zero, .extra2 = &two, }, + { + .procname = "high_order_alloc_disable", + .data = &net_high_order_alloc_disable_key.key, + .maxlen = sizeof(net_high_order_alloc_disable_key), + .mode = 0644, + .proc_handler = proc_do_static_key, + }, { } }; diff --git a/net/core/utils.c b/net/core/utils.c index 2a597ac7808e..6b6e51db9f3b 100644 --- a/net/core/utils.c +++ b/net/core/utils.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Generic address resultion entity * @@ -7,11 +8,6 @@ * in{4,6}_pton YOSHIFUJI Hideaki, Copyright (C)2006 USAGI/WIDE Project * * Created by Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/core/xdp.c b/net/core/xdp.c index 4b2b194f4f1f..8aab08b131d9 100644 --- a/net/core/xdp.c +++ b/net/core/xdp.c @@ -1,7 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* net/core/xdp.c * * Copyright (c) 2017 Jesper Dangaard Brouer, Red Hat Inc. - * Released under terms in GPL version 2. See COPYING. */ #include <linux/bpf.h> #include <linux/filter.h> diff --git a/net/dcb/dcbevent.c b/net/dcb/dcbevent.c index a520d8004d89..8620564c2b0b 100644 --- a/net/dcb/dcbevent.c +++ b/net/dcb/dcbevent.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2010, Intel Corporation. * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, see <http://www.gnu.org/licenses/>. - * * Author: John Fastabend <john.r.fastabend@intel.com> */ diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c index ceff9d22deea..d2a4553bcf39 100644 --- a/net/dcb/dcbnl.c +++ b/net/dcb/dcbnl.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2011, Intel Corporation. * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, see <http://www.gnu.org/licenses/>. - * * Description: Data Center Bridging netlink interface * Author: Lucy Liu <lucy.liu@intel.com> */ diff --git a/net/dccp/ackvec.c b/net/dccp/ackvec.c index 2a24f7d171a5..0a72510d5de1 100644 --- a/net/dccp/ackvec.c +++ b/net/dccp/ackvec.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/dccp/ackvec.c * * An implementation of Ack Vectors for the DCCP protocol * Copyright (c) 2007 University of Aberdeen, Scotland, UK * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@ghostprotocols.net> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; version 2 of the License; */ #include "dccp.h" #include <linux/kernel.h> diff --git a/net/dccp/ackvec.h b/net/dccp/ackvec.h index 3284bfa988c0..d2c4220fb377 100644 --- a/net/dccp/ackvec.h +++ b/net/dccp/ackvec.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef _ACKVEC_H #define _ACKVEC_H /* @@ -6,9 +7,6 @@ * An implementation of Ack Vectors for the DCCP protocol * Copyright (c) 2007 University of Aberdeen, Scotland, UK * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@mandriva.com> - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/dccp.h> diff --git a/net/dccp/ccid.c b/net/dccp/ccid.c index 90f77d08cc37..1e9bb121ba72 100644 --- a/net/dccp/ccid.c +++ b/net/dccp/ccid.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/dccp/ccid.c * @@ -5,10 +6,6 @@ * Arnaldo Carvalho de Melo <acme@conectiva.com.br> * * CCID infrastructure - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/slab.h> diff --git a/net/dccp/ccid.h b/net/dccp/ccid.h index baaaeb2b2c42..70f88f2b4456 100644 --- a/net/dccp/ccid.h +++ b/net/dccp/ccid.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef _CCID_H #define _CCID_H /* @@ -7,10 +8,6 @@ * Arnaldo Carvalho de Melo <acme@conectiva.com.br> * * CCID infrastructure - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <net/sock.h> diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c index 12877a1514e7..9ef9bee9610f 100644 --- a/net/dccp/ccids/ccid3.c +++ b/net/dccp/ccids/ccid3.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (c) 2007 The University of Aberdeen, Scotland, UK * Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand. @@ -17,20 +18,6 @@ * Arnaldo Carvalho de Melo <acme@conectiva.com.br>. * * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "../dccp.h" #include "ccid3.h" diff --git a/net/dccp/ccids/ccid3.h b/net/dccp/ccids/ccid3.h index 813d91c6e1e2..081c195e7f7d 100644 --- a/net/dccp/ccids/ccid3.h +++ b/net/dccp/ccids/ccid3.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand. * Copyright (c) 2007 The University of Aberdeen, Scotland, UK @@ -17,20 +18,6 @@ * Arnaldo Carvalho de Melo <acme@conectiva.com.br>. * * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _DCCP_CCID3_H_ #define _DCCP_CCID3_H_ diff --git a/net/dccp/ccids/lib/loss_interval.c b/net/dccp/ccids/lib/loss_interval.c index 57f9fd78c4df..67abad695e66 100644 --- a/net/dccp/ccids/lib/loss_interval.c +++ b/net/dccp/ccids/lib/loss_interval.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (c) 2007 The University of Aberdeen, Scotland, UK * Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand. * Copyright (c) 2005-7 Ian McDonald <ian.mcdonald@jandi.co.nz> * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <net/sock.h> #include "tfrc.h" diff --git a/net/dccp/ccids/lib/loss_interval.h b/net/dccp/ccids/lib/loss_interval.h index 57f631a86ccd..c3d95f85e43b 100644 --- a/net/dccp/ccids/lib/loss_interval.h +++ b/net/dccp/ccids/lib/loss_interval.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef _DCCP_LI_HIST_ #define _DCCP_LI_HIST_ /* @@ -5,11 +6,6 @@ * Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand. * Copyright (c) 2005-7 Ian McDonald <ian.mcdonald@jandi.co.nz> * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. */ #include <linux/ktime.h> #include <linux/list.h> diff --git a/net/dccp/ccids/lib/packet_history.c b/net/dccp/ccids/lib/packet_history.c index 876e18592d71..2d41bb036271 100644 --- a/net/dccp/ccids/lib/packet_history.c +++ b/net/dccp/ccids/lib/packet_history.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (c) 2007 The University of Aberdeen, Scotland, UK * Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand. @@ -17,20 +18,6 @@ * Arnaldo Carvalho de Melo <acme@conectiva.com.br>. * * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <linux/string.h> diff --git a/net/dccp/ccids/lib/packet_history.h b/net/dccp/ccids/lib/packet_history.h index ee362b0b630d..a157d874840b 100644 --- a/net/dccp/ccids/lib/packet_history.h +++ b/net/dccp/ccids/lib/packet_history.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Packet RX/TX history data structures and routines for TFRC-based protocols. * @@ -17,20 +18,6 @@ * Arnaldo Carvalho de Melo <acme@conectiva.com.br>. * * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _DCCP_PKT_HIST_ diff --git a/net/dccp/ccids/lib/tfrc.h b/net/dccp/ccids/lib/tfrc.h index 40ee7d62b652..0a63e8750cc5 100644 --- a/net/dccp/ccids/lib/tfrc.h +++ b/net/dccp/ccids/lib/tfrc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef _TFRC_H_ #define _TFRC_H_ /* @@ -6,11 +7,6 @@ * Copyright (c) 2005-6 Ian McDonald <ian.mcdonald@jandi.co.nz> * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br> * Copyright (c) 2003 Nils-Erik Mattsson, Joacim Haggmark, Magnus Erixzon - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/types.h> #include <linux/math64.h> diff --git a/net/dccp/ccids/lib/tfrc_equation.c b/net/dccp/ccids/lib/tfrc_equation.c index 88ef98285bec..e2a337fa9ff7 100644 --- a/net/dccp/ccids/lib/tfrc_equation.c +++ b/net/dccp/ccids/lib/tfrc_equation.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (c) 2005 The University of Waikato, Hamilton, New Zealand. * Copyright (c) 2005 Ian McDonald <ian.mcdonald@jandi.co.nz> * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br> * Copyright (c) 2003 Nils-Erik Mattsson, Joacim Haggmark, Magnus Erixzon - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h index f91e3816806b..9c3b27c257bb 100644 --- a/net/dccp/dccp.h +++ b/net/dccp/dccp.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef _DCCP_H #define _DCCP_H /* @@ -6,10 +7,6 @@ * An implementation of the DCCP protocol * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br> * Copyright (c) 2005-6 Ian McDonald <ian.mcdonald@jandi.co.nz> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/dccp.h> diff --git a/net/dccp/diag.c b/net/dccp/diag.c index 2d84303ea6bf..73ef73a218ff 100644 --- a/net/dccp/diag.c +++ b/net/dccp/diag.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/dccp/diag.c * * An implementation of the DCCP protocol * Arnaldo Carvalho de Melo <acme@mandriva.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ diff --git a/net/dccp/feat.c b/net/dccp/feat.c index db87d9f58019..9c3b5e056234 100644 --- a/net/dccp/feat.c +++ b/net/dccp/feat.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/dccp/feat.c * @@ -7,7 +8,6 @@ * Rewrote from scratch, some bits from earlier code by * Copyright (c) 2005 Andrea Bittau <a.bittau@cs.ucl.ac.uk> * - * * ASSUMPTIONS * ----------- * o Feature negotiation is coordinated with connection setup (as in TCP), wild @@ -16,11 +16,6 @@ * o All currently known SP features have 1-byte quantities. If in the future * extensions of RFCs 4340..42 define features with item lengths larger than * one byte, a feature-specific extension of the code will be required. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> #include <linux/slab.h> diff --git a/net/dccp/feat.h b/net/dccp/feat.h index 0e75cebb2187..d76c9be5bfca 100644 --- a/net/dccp/feat.h +++ b/net/dccp/feat.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef _DCCP_FEAT_H #define _DCCP_FEAT_H /* @@ -6,10 +7,6 @@ * Feature negotiation for the DCCP protocol (RFC 4340, section 6) * Copyright (c) 2008 Gerrit Renker <gerrit@erg.abdn.ac.uk> * Copyright (c) 2005 Andrea Bittau <a.bittau@cs.ucl.ac.uk> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> #include "dccp.h" diff --git a/net/dccp/input.c b/net/dccp/input.c index 8d03707abdac..6dce68a55964 100644 --- a/net/dccp/input.c +++ b/net/dccp/input.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/dccp/input.c * * An implementation of the DCCP protocol * Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/dccp.h> diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c index 004535e4c070..b685bc82f8d0 100644 --- a/net/dccp/ipv4.c +++ b/net/dccp/ipv4.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/dccp/ipv4.c * * An implementation of the DCCP protocol * Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/dccp.h> diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index c4e4d1301062..85c10c8f50bd 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * DCCP over IPv6 * Linux INET6 implementation @@ -5,11 +6,6 @@ * Based on net/dccp6/ipv6.c * * Arnaldo Carvalho de Melo <acme@ghostprotocols.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/dccp/ipv6.h b/net/dccp/ipv6.h index af259e15e7f0..7e4c2a3b322b 100644 --- a/net/dccp/ipv6.h +++ b/net/dccp/ipv6.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef _DCCP_IPV6_H #define _DCCP_IPV6_H /* @@ -5,10 +6,6 @@ * * An implementation of the DCCP protocol * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@ghostprotocols.net> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/dccp.h> diff --git a/net/dccp/minisocks.c b/net/dccp/minisocks.c index ba6fc3c1186b..25187528c308 100644 --- a/net/dccp/minisocks.c +++ b/net/dccp/minisocks.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/dccp/minisocks.c * * An implementation of the DCCP protocol * Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/dccp.h> diff --git a/net/dccp/options.c b/net/dccp/options.c index 4e40db017e19..3b42f5c6a63d 100644 --- a/net/dccp/options.c +++ b/net/dccp/options.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/dccp/options.c * @@ -5,11 +6,6 @@ * Copyright (c) 2005 Aristeu Sergio Rozanski Filho <aris@cathedrallabs.org> * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@ghostprotocols.net> * Copyright (c) 2005 Ian McDonald <ian.mcdonald@jandi.co.nz> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/dccp.h> #include <linux/module.h> diff --git a/net/dccp/output.c b/net/dccp/output.c index 91a15b3c4915..6433187a5cc4 100644 --- a/net/dccp/output.c +++ b/net/dccp/output.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/dccp/output.c * * An implementation of the DCCP protocol * Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/dccp.h> diff --git a/net/dccp/proto.c b/net/dccp/proto.c index 5dd85ec51bfe..5bad08dc4316 100644 --- a/net/dccp/proto.c +++ b/net/dccp/proto.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/dccp/proto.c * * An implementation of the DCCP protocol * Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/dccp.h> diff --git a/net/dccp/qpolicy.c b/net/dccp/qpolicy.c index 63c30bfa4703..db2448c33a62 100644 --- a/net/dccp/qpolicy.c +++ b/net/dccp/qpolicy.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/dccp/qpolicy.c * * Policy-based packet dequeueing interface for DCCP. * * Copyright (c) 2008 Tomasz Grobelny <tomasz@grobelny.oswiecenia.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License v2 - * as published by the Free Software Foundation. */ #include "dccp.h" diff --git a/net/dccp/sysctl.c b/net/dccp/sysctl.c index 53731e45403c..b59040f268a9 100644 --- a/net/dccp/sysctl.c +++ b/net/dccp/sysctl.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/dccp/sysctl.c * * An implementation of the DCCP protocol * Arnaldo Carvalho de Melo <acme@mandriva.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License v2 - * as published by the Free Software Foundation. */ #include <linux/mm.h> diff --git a/net/dccp/timer.c b/net/dccp/timer.c index 74e138495d67..c0b3672637c4 100644 --- a/net/dccp/timer.c +++ b/net/dccp/timer.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/dccp/timer.c * * An implementation of the DCCP protocol * Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/dccp.h> diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 1fc782fab393..43120a3fb06f 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/dsa/dsa.c - Hardware switch handling * Copyright (c) 2008-2009 Marvell Semiconductor * Copyright (c) 2013 Florian Fainelli <florian@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/device.h> diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c index 3b5f434cad3f..820dd8da57fc 100644 --- a/net/dsa/dsa2.c +++ b/net/dsa/dsa2.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/dsa/dsa2.c - Hardware switch handling, binding version 2 * Copyright (c) 2008-2009 Marvell Semiconductor * Copyright (c) 2013 Florian Fainelli <florian@openwrt.org> * Copyright (c) 2016 Andrew Lunn <andrew@lunn.ch> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/device.h> diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h index 8f1222324646..3986cedfafc0 100644 --- a/net/dsa/dsa_priv.h +++ b/net/dsa/dsa_priv.h @@ -1,11 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * net/dsa/dsa_priv.h - Hardware switch handling * Copyright (c) 2008-2009 Marvell Semiconductor - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #ifndef __DSA_PRIV_H diff --git a/net/dsa/master.c b/net/dsa/master.c index c58f33931be1..4b52f8bac5e1 100644 --- a/net/dsa/master.c +++ b/net/dsa/master.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Handling of a master device, switching frames via its switch fabric CPU port * * Copyright (c) 2017 Savoir-faire Linux Inc. * Vivien Didelot <vivien.didelot@savoirfairelinux.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include "dsa_priv.h" diff --git a/net/dsa/port.c b/net/dsa/port.c index ed8ba9daa3ba..363eab6df51b 100644 --- a/net/dsa/port.c +++ b/net/dsa/port.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Handling of a single switch port * * Copyright (c) 2017 Savoir-faire Linux Inc. * Vivien Didelot <vivien.didelot@savoirfairelinux.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/if_bridge.h> diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 9892ca1f6859..8157be7e162d 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/dsa/slave.c - Slave device handling * Copyright (c) 2008-2009 Marvell Semiconductor - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/list.h> diff --git a/net/dsa/switch.c b/net/dsa/switch.c index 7d8cd9bc0ecc..4ec5b7f85d51 100644 --- a/net/dsa/switch.c +++ b/net/dsa/switch.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Handling of a single switch chip, part of a switch fabric * * Copyright (c) 2017 Savoir-faire Linux Inc. * Vivien Didelot <vivien.didelot@savoirfairelinux.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/if_bridge.h> diff --git a/net/dsa/tag_8021q.c b/net/dsa/tag_8021q.c index 8ae48c7e1e76..65a35e976d7b 100644 --- a/net/dsa/tag_8021q.c +++ b/net/dsa/tag_8021q.c @@ -11,20 +11,59 @@ #include "dsa_priv.h" -/* Allocating two VLAN tags per port - one for the RX VID and - * the other for the TX VID - see below +/* Binary structure of the fake 12-bit VID field (when the TPID is + * ETH_P_DSA_8021Q): + * + * | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | + * +-----------+-----+-----------------+-----------+-----------------------+ + * | DIR | RSV | SWITCH_ID | RSV | PORT | + * +-----------+-----+-----------------+-----------+-----------------------+ + * + * DIR - VID[11:10]: + * Direction flags. + * * 1 (0b01) for RX VLAN, + * * 2 (0b10) for TX VLAN. + * These values make the special VIDs of 0, 1 and 4095 to be left + * unused by this coding scheme. + * + * RSV - VID[9]: + * To be used for further expansion of SWITCH_ID or for other purposes. + * + * SWITCH_ID - VID[8:6]: + * Index of switch within DSA tree. Must be between 0 and + * DSA_MAX_SWITCHES - 1. + * + * RSV - VID[5:4]: + * To be used for further expansion of PORT or for other purposes. + * + * PORT - VID[3:0]: + * Index of switch port. Must be between 0 and DSA_MAX_PORTS - 1. */ -#define DSA_8021Q_VID_RANGE (DSA_MAX_SWITCHES * DSA_MAX_PORTS) -#define DSA_8021Q_VID_BASE (VLAN_N_VID - 2 * DSA_8021Q_VID_RANGE - 1) -#define DSA_8021Q_RX_VID_BASE (DSA_8021Q_VID_BASE) -#define DSA_8021Q_TX_VID_BASE (DSA_8021Q_VID_BASE + DSA_8021Q_VID_RANGE) + +#define DSA_8021Q_DIR_SHIFT 10 +#define DSA_8021Q_DIR_MASK GENMASK(11, 10) +#define DSA_8021Q_DIR(x) (((x) << DSA_8021Q_DIR_SHIFT) & \ + DSA_8021Q_DIR_MASK) +#define DSA_8021Q_DIR_RX DSA_8021Q_DIR(1) +#define DSA_8021Q_DIR_TX DSA_8021Q_DIR(2) + +#define DSA_8021Q_SWITCH_ID_SHIFT 6 +#define DSA_8021Q_SWITCH_ID_MASK GENMASK(8, 6) +#define DSA_8021Q_SWITCH_ID(x) (((x) << DSA_8021Q_SWITCH_ID_SHIFT) & \ + DSA_8021Q_SWITCH_ID_MASK) + +#define DSA_8021Q_PORT_SHIFT 0 +#define DSA_8021Q_PORT_MASK GENMASK(3, 0) +#define DSA_8021Q_PORT(x) (((x) << DSA_8021Q_PORT_SHIFT) & \ + DSA_8021Q_PORT_MASK) /* Returns the VID to be inserted into the frame from xmit for switch steering * instructions on egress. Encodes switch ID and port ID. */ u16 dsa_8021q_tx_vid(struct dsa_switch *ds, int port) { - return DSA_8021Q_TX_VID_BASE + (DSA_MAX_PORTS * ds->index) + port; + return DSA_8021Q_DIR_TX | DSA_8021Q_SWITCH_ID(ds->index) | + DSA_8021Q_PORT(port); } EXPORT_SYMBOL_GPL(dsa_8021q_tx_vid); @@ -33,21 +72,22 @@ EXPORT_SYMBOL_GPL(dsa_8021q_tx_vid); */ u16 dsa_8021q_rx_vid(struct dsa_switch *ds, int port) { - return DSA_8021Q_RX_VID_BASE + (DSA_MAX_PORTS * ds->index) + port; + return DSA_8021Q_DIR_RX | DSA_8021Q_SWITCH_ID(ds->index) | + DSA_8021Q_PORT(port); } EXPORT_SYMBOL_GPL(dsa_8021q_rx_vid); /* Returns the decoded switch ID from the RX VID. */ int dsa_8021q_rx_switch_id(u16 vid) { - return ((vid - DSA_8021Q_RX_VID_BASE) / DSA_MAX_PORTS); + return (vid & DSA_8021Q_SWITCH_ID_MASK) >> DSA_8021Q_SWITCH_ID_SHIFT; } EXPORT_SYMBOL_GPL(dsa_8021q_rx_switch_id); /* Returns the decoded port ID from the RX VID. */ int dsa_8021q_rx_source_port(u16 vid) { - return ((vid - DSA_8021Q_RX_VID_BASE) % DSA_MAX_PORTS); + return (vid & DSA_8021Q_PORT_MASK) >> DSA_8021Q_PORT_SHIFT; } EXPORT_SYMBOL_GPL(dsa_8021q_rx_source_port); @@ -128,10 +168,7 @@ int dsa_port_setup_8021q_tagging(struct dsa_switch *ds, int port, bool enabled) u16 flags; if (i == upstream) - /* CPU port needs to see this port's RX VID - * as tagged egress. - */ - flags = 0; + continue; else if (i == port) /* The RX VID is pvid on this port */ flags = BRIDGE_VLAN_INFO_UNTAGGED | @@ -150,6 +187,20 @@ int dsa_port_setup_8021q_tagging(struct dsa_switch *ds, int port, bool enabled) return err; } } + + /* CPU port needs to see this port's RX VID + * as tagged egress. + */ + if (enabled) + err = dsa_port_vid_add(upstream_dp, rx_vid, 0); + else + err = dsa_port_vid_del(upstream_dp, rx_vid); + if (err) { + dev_err(ds->dev, "Failed to apply RX VID %d to port %d: %d\n", + rx_vid, port, err); + return err; + } + /* Finally apply the TX VID on this port and on the CPU port */ if (enabled) err = dsa_port_vid_add(dp, tx_vid, BRIDGE_VLAN_INFO_UNTAGGED); diff --git a/net/dsa/tag_sja1105.c b/net/dsa/tag_sja1105.c index 969402c7dbf1..d43737e6c3fb 100644 --- a/net/dsa/tag_sja1105.c +++ b/net/dsa/tag_sja1105.c @@ -28,14 +28,10 @@ static inline bool sja1105_is_link_local(const struct sk_buff *skb) */ static bool sja1105_filter(const struct sk_buff *skb, struct net_device *dev) { - if (sja1105_is_link_local(skb)) { - SJA1105_SKB_CB(skb)->type = SJA1105_FRAME_TYPE_LINK_LOCAL; + if (sja1105_is_link_local(skb)) return true; - } - if (!dsa_port_is_vlan_filtering(dev->dsa_ptr)) { - SJA1105_SKB_CB(skb)->type = SJA1105_FRAME_TYPE_NORMAL; + if (!dsa_port_is_vlan_filtering(dev->dsa_ptr)) return true; - } return false; } @@ -84,7 +80,7 @@ static struct sk_buff *sja1105_rcv(struct sk_buff *skb, skb->offload_fwd_mark = 1; - if (SJA1105_SKB_CB(skb)->type == SJA1105_FRAME_TYPE_LINK_LOCAL) { + if (sja1105_is_link_local(skb)) { /* Management traffic path. Switch embeds the switch ID and * port ID into bytes of the destination MAC, courtesy of * the incl_srcpt options. diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c index 4b2b222377ac..20b0bcb7e9e3 100644 --- a/net/ethernet/eth.c +++ b/net/ethernet/eth.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -31,11 +32,6 @@ * older network drivers and IFF_ALLMULTI. * Christer Weinigel : Better rebuild header message. * Andrew Morton : 26Feb01: kill ether_setup() - use netdev_boot_setup(). - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> #include <linux/types.h> diff --git a/net/hsr/hsr_framereg.c b/net/hsr/hsr_framereg.c index 9fa9abd83018..2d7a19750436 100644 --- a/net/hsr/hsr_framereg.c +++ b/net/hsr/hsr_framereg.c @@ -365,6 +365,14 @@ void hsr_prune_nodes(struct timer_list *t) rcu_read_lock(); list_for_each_entry_rcu(node, &hsr->node_db, mac_list) { + /* Don't prune own node. Neither time_in[HSR_PT_SLAVE_A] + * nor time_in[HSR_PT_SLAVE_B], will ever be updated for + * the master port. Thus the master node will be repeatedly + * pruned leading to packet loss. + */ + if (hsr_addr_is_self(hsr, node->macaddress_A)) + continue; + /* Shorthand */ time_a = node->time_in[HSR_PT_SLAVE_A]; time_b = node->time_in[HSR_PT_SLAVE_B]; diff --git a/net/ieee802154/6lowpan/reassembly.c b/net/ieee802154/6lowpan/reassembly.c index 4196bcd4105a..9133e3cede77 100644 --- a/net/ieee802154/6lowpan/reassembly.c +++ b/net/ieee802154/6lowpan/reassembly.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* 6LoWPAN fragment reassembly * - * * Authors: * Alexander Aring <aar@pengutronix.de> * * Based on: net/ipv6/reassembly.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) "6LoWPAN: " fmt diff --git a/net/ieee802154/6lowpan/rx.c b/net/ieee802154/6lowpan/rx.c index 649e7d45e88f..ee179380a766 100644 --- a/net/ieee802154/6lowpan/rx.c +++ b/net/ieee802154/6lowpan/rx.c @@ -1,12 +1,4 @@ -/* This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/if_arp.h> diff --git a/net/ieee802154/6lowpan/tx.c b/net/ieee802154/6lowpan/tx.c index 8bec827081cd..0c07662b44c0 100644 --- a/net/ieee802154/6lowpan/tx.c +++ b/net/ieee802154/6lowpan/tx.c @@ -1,12 +1,4 @@ -/* This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ +// SPDX-License-Identifier: GPL-2.0-only #include <net/6lowpan.h> #include <net/ndisc.h> diff --git a/net/ieee802154/core.c b/net/ieee802154/core.c index fe225d9a1877..60b7ac56a1f5 100644 --- a/net/ieee802154/core.c +++ b/net/ieee802154/core.c @@ -1,15 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2007, 2008, 2009 Siemens AG - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * */ #include <linux/slab.h> diff --git a/net/ieee802154/header_ops.c b/net/ieee802154/header_ops.c index c7439f0fbbdf..af337cf62764 100644 --- a/net/ieee802154/header_ops.c +++ b/net/ieee802154/header_ops.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Fraunhofer ITWM * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de> */ diff --git a/net/ieee802154/ieee802154.h b/net/ieee802154/ieee802154.h index bc147bc8e36a..c5d91f78301a 100644 --- a/net/ieee802154/ieee802154.h +++ b/net/ieee802154/ieee802154.h @@ -1,15 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2007, 2008, 2009 Siemens AG - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * */ #ifndef IEEE_802154_LOCAL_H #define IEEE_802154_LOCAL_H diff --git a/net/ieee802154/netlink.c b/net/ieee802154/netlink.c index 098d67439b6d..7fe3b6b6c495 100644 --- a/net/ieee802154/netlink.c +++ b/net/ieee802154/netlink.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Netlink interface for IEEE 802.15.4 stack * * Copyright 2007, 2008 Siemens AG * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Sergey Lapin <slapin@ossfans.org> * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> diff --git a/net/ieee802154/nl-mac.c b/net/ieee802154/nl-mac.c index d3cbb3258718..6d091e419d3e 100644 --- a/net/ieee802154/nl-mac.c +++ b/net/ieee802154/nl-mac.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Netlink interface for IEEE 802.15.4 stack * * Copyright 2007, 2008 Siemens AG * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Sergey Lapin <slapin@ossfans.org> * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> diff --git a/net/ieee802154/nl-phy.c b/net/ieee802154/nl-phy.c index 0c25c0bcc4da..2cdc7e63fe17 100644 --- a/net/ieee802154/nl-phy.c +++ b/net/ieee802154/nl-phy.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Netlink interface for IEEE 802.15.4 stack * * Copyright 2007, 2008 Siemens AG * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Sergey Lapin <slapin@ossfans.org> * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index e4c4174f9efb..ffcfcef76291 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -1,11 +1,5 @@ -/* This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. +// SPDX-License-Identifier: GPL-2.0-only +/* * * Authors: * Alexander Aring <aar@pengutronix.de> diff --git a/net/ieee802154/nl_policy.c b/net/ieee802154/nl_policy.c index 78f6f1233194..2c7a38d76a3a 100644 --- a/net/ieee802154/nl_policy.c +++ b/net/ieee802154/nl_policy.c @@ -1,17 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * nl802154.h * * Copyright (C) 2007, 2008 Siemens AG - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * */ #include <linux/kernel.h> diff --git a/net/ieee802154/socket.c b/net/ieee802154/socket.c index ce2dfb997537..dacbd58e1799 100644 --- a/net/ieee802154/socket.c +++ b/net/ieee802154/socket.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IEEE802154.4 socket interface * * Copyright 2007, 2008 Siemens AG * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Sergey Lapin <slapin@ossfans.org> * Maxim Gorbachyov <maxim.gorbachev@siemens.com> diff --git a/net/ieee802154/sysfs.c b/net/ieee802154/sysfs.c index bd88525b041e..d2903933805c 100644 --- a/net/ieee802154/sysfs.c +++ b/net/ieee802154/sysfs.c @@ -1,11 +1,5 @@ -/* This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. +// SPDX-License-Identifier: GPL-2.0-only +/* * * Authors: * Alexander Aring <aar@pengutronix.de> diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 5183a2daba64..52bdb881a506 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -58,11 +59,6 @@ * Some other random speedups. * Cyrus Durgin : Cleaned up file for kmod hacks. * Andi Kleen : Fix inet_stream_connect TCP race. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) "IPv4: " fmt @@ -428,8 +424,8 @@ int inet_release(struct socket *sock) if (sock_flag(sk, SOCK_LINGER) && !(current->flags & PF_EXITING)) timeout = sk->sk_lingertime; - sock->sk = NULL; sk->sk_prot->close(sk, timeout); + sock->sk = NULL; } return 0; } diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c index 850a6f13a082..05eb42f347e8 100644 --- a/net/ipv4/arp.c +++ b/net/ipv4/arp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* linux/net/ipv4/arp.c * * Copyright (C) 1994 by Florian La Roche @@ -7,11 +8,6 @@ * high-level addresses) into a low-level hardware address (like an Ethernet * address). * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Fixes: * Alan Cox : Removed the Ethernet assumptions in * Florian's code diff --git a/net/ipv4/datagram.c b/net/ipv4/datagram.c index 300921417f89..7bd29e694603 100644 --- a/net/ipv4/datagram.c +++ b/net/ipv4/datagram.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * common UDP/RAW code * Linux INET implementation * * Authors: * Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/types.h> diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 701c5d113a34..c6bd0f7a020a 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NET3 IP device support routines. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Derived from the IP parts of dev.c 1.0.19 * Authors: Ross Biro * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> diff --git a/net/ipv4/esp4_offload.c b/net/ipv4/esp4_offload.c index 8edcfa66d1e5..2e5e377f50a1 100644 --- a/net/ipv4/esp4_offload.c +++ b/net/ipv4/esp4_offload.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IPV4 GSO/GRO offload support * Linux INET implementation @@ -5,10 +6,6 @@ * Copyright (C) 2016 secunet Security Networks AG * Author: Steffen Klassert <steffen.klassert@secunet.com> * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * * ESP GRO support */ diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index b298255f6fdb..e54c2bcbb465 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -6,11 +7,6 @@ * IPv4 Forwarding Information Base: FIB frontend. * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c index cfec3af54c8d..a38e86b98e4f 100644 --- a/net/ipv4/fib_rules.c +++ b/net/ipv4/fib_rules.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -8,11 +9,6 @@ * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * Thomas Graf <tgraf@suug.ch> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Fixes: * Rani Assaf : local_rule cannot be deleted * Marc Boucher : routing by fwmark diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index d3da6a10f86f..bfa49a88d03a 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -6,11 +7,6 @@ * IPv4 Forwarding Information Base: semantics. * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/uaccess.h> @@ -968,7 +964,7 @@ static int fib_check_nh_v4_gw(struct net *net, struct fib_nh *nh, u32 table, { struct net_device *dev; struct fib_result res; - int err; + int err = 0; if (nh->fib_nh_flags & RTNH_F_ONLINK) { unsigned int addr_type; diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index 334f723bdf80..868c74771fa9 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. * * Robert Olsson <robert.olsson@its.uu.se> Uppsala Universitet * & Swedish University of Agricultural Sciences. @@ -18,28 +15,19 @@ * Stefan Nilsson and Matti Tikkanen. Algorithmica, 33(1):19-33, 2002. * http://www.csc.kth.se/~snilsson/software/dyntrie2/ * - * * IP-address lookup using LC-tries. Stefan Nilsson and Gunnar Karlsson * IEEE Journal on Selected Areas in Communications, 17(6):1083-1092, June 1999 * - * * Code from fib_hash has been reused which includes the following header: * - * * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket * interface as the means of communication with the user level. * * IPv4 FIB: lookup engine and maintenance routines. * - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Substantial contributions to this work comes from: * * David S. Miller, <davem@davemloft.net> diff --git a/net/ipv4/gre_demux.c b/net/ipv4/gre_demux.c index 7c4a41dc04bb..293acfb36376 100644 --- a/net/ipv4/gre_demux.c +++ b/net/ipv4/gre_demux.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * GRE over IPv4 demultiplexer driver * * Authors: Dmitry Kozlov (xeb@mail.ru) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c index 6c63524f598a..4de7e962d3da 100644 --- a/net/ipv4/gre_offload.c +++ b/net/ipv4/gre_offload.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPV4 GSO/GRO offload support * Linux INET implementation * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * GRE GSO support */ diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c index f3a5893b1e86..7c857c72aad1 100644 --- a/net/ipv4/icmp.c +++ b/net/ipv4/icmp.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NET3: Implementation of the ICMP protocol layer. * * Alan Cox, <alan@lxorguk.ukuu.org.uk> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Some of the function names and the icmp unreach table for this * module were derived from [icmp.c 1.0.11 06/02/93] by * Ross Biro, Fred N. van Kempen, Mark Evans, Alan Cox, Gerhard Koerting. @@ -59,7 +55,6 @@ * * - Should use skb_pull() instead of all the manual checking. * This would also greatly simply some upper layer error handlers. --AK - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c index 6c2febc39dca..a57f0d69eadb 100644 --- a/net/ipv4/igmp.c +++ b/net/ipv4/igmp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Linux NET3: Internet Group Management Protocol [IGMP] * @@ -11,11 +12,6 @@ * Authors: * Alan Cox <alan@lxorguk.ukuu.org.uk> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Fixes: * * Alan Cox : Added lots of __inline__ to optimise @@ -188,6 +184,17 @@ static void ip_ma_put(struct ip_mc_list *im) pmc != NULL; \ pmc = rtnl_dereference(pmc->next_rcu)) +static void ip_sf_list_clear_all(struct ip_sf_list *psf) +{ + struct ip_sf_list *next; + + while (psf) { + next = psf->sf_next; + kfree(psf); + psf = next; + } +} + #ifdef CONFIG_IP_MULTICAST /* @@ -633,6 +640,13 @@ static void igmpv3_clear_zeros(struct ip_sf_list **ppsf) } } +static void kfree_pmc(struct ip_mc_list *pmc) +{ + ip_sf_list_clear_all(pmc->sources); + ip_sf_list_clear_all(pmc->tomb); + kfree(pmc); +} + static void igmpv3_send_cr(struct in_device *in_dev) { struct ip_mc_list *pmc, *pmc_prev, *pmc_next; @@ -669,7 +683,7 @@ static void igmpv3_send_cr(struct in_device *in_dev) else in_dev->mc_tomb = pmc_next; in_dev_put(pmc->interface); - kfree(pmc); + kfree_pmc(pmc); } else pmc_prev = pmc; } @@ -1215,14 +1229,18 @@ static void igmpv3_del_delrec(struct in_device *in_dev, struct ip_mc_list *im) im->interface = pmc->interface; if (im->sfmode == MCAST_INCLUDE) { im->tomb = pmc->tomb; + pmc->tomb = NULL; + im->sources = pmc->sources; + pmc->sources = NULL; + for (psf = im->sources; psf; psf = psf->sf_next) psf->sf_crcount = in_dev->mr_qrv ?: net->ipv4.sysctl_igmp_qrv; } else { im->crcount = in_dev->mr_qrv ?: net->ipv4.sysctl_igmp_qrv; } in_dev_put(pmc->interface); - kfree(pmc); + kfree_pmc(pmc); } spin_unlock_bh(&im->lock); } @@ -1243,21 +1261,18 @@ static void igmpv3_clear_delrec(struct in_device *in_dev) nextpmc = pmc->next; ip_mc_clear_src(pmc); in_dev_put(pmc->interface); - kfree(pmc); + kfree_pmc(pmc); } /* clear dead sources, too */ rcu_read_lock(); for_each_pmc_rcu(in_dev, pmc) { - struct ip_sf_list *psf, *psf_next; + struct ip_sf_list *psf; spin_lock_bh(&pmc->lock); psf = pmc->tomb; pmc->tomb = NULL; spin_unlock_bh(&pmc->lock); - for (; psf; psf = psf_next) { - psf_next = psf->sf_next; - kfree(psf); - } + ip_sf_list_clear_all(psf); } rcu_read_unlock(); } @@ -2123,7 +2138,7 @@ static int ip_mc_add_src(struct in_device *in_dev, __be32 *pmca, int sfmode, static void ip_mc_clear_src(struct ip_mc_list *pmc) { - struct ip_sf_list *psf, *nextpsf, *tomb, *sources; + struct ip_sf_list *tomb, *sources; spin_lock_bh(&pmc->lock); tomb = pmc->tomb; @@ -2135,14 +2150,8 @@ static void ip_mc_clear_src(struct ip_mc_list *pmc) pmc->sfcount[MCAST_EXCLUDE] = 1; spin_unlock_bh(&pmc->lock); - for (psf = tomb; psf; psf = nextpsf) { - nextpsf = psf->sf_next; - kfree(psf); - } - for (psf = sources; psf; psf = nextpsf) { - nextpsf = psf->sf_next; - kfree(psf); - } + ip_sf_list_clear_all(tomb); + ip_sf_list_clear_all(sources); } /* Join a multicast group diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index a175e3e7ae97..7fd6db3fe366 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -6,11 +7,6 @@ * Support for INET connection oriented protocols. * * Authors: See the TCP sources - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or(at your option) any later version. */ #include <linux/module.h> @@ -756,10 +752,6 @@ drop: static void reqsk_queue_hash_req(struct request_sock *req, unsigned long timeout) { - req->num_retrans = 0; - req->num_timeout = 0; - req->sk = NULL; - timer_setup(&req->rsk_timer, reqsk_timer_handler, TIMER_PINNED); mod_timer(&req->rsk_timer, jiffies + timeout); diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c index 5731670c560b..bbb005eb5218 100644 --- a/net/ipv4/inet_diag.c +++ b/net/ipv4/inet_diag.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * inet_diag.c Module for monitoring INET transport protocols sockets. * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c index 737808e27f8b..5ce6969896f5 100644 --- a/net/ipv4/inet_fragment.c +++ b/net/ipv4/inet_fragment.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * inet fragments management * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Pavel Emelyanov <xemul@openvz.org> * Started as consolidation of ipv4/ip_fragment.c, * ipv6/reassembly. and ipv6 nf conntrack reassembly diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c index 942265d65eb3..c4503073248b 100644 --- a/net/ipv4/inet_hashtables.c +++ b/net/ipv4/inet_hashtables.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -6,11 +7,6 @@ * Generic INET transport hashtables * * Authors: Lotsa people, from code originally in tcp - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 4b0526441476..a53a543fe055 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Linux NET3: GRE over IP protocol decoder. * * Authors: Alexey Kuznetsov (kuznet@ms2.inr.ac.ru) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c index ed97724c5e33..1e2392b7c64e 100644 --- a/net/ipv4/ip_input.c +++ b/net/ipv4/ip_input.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -14,7 +15,6 @@ * Jorge Cwik, <jorge@laser.satlink.net> * Arnt Gulbrandsen, <agulbra@nvg.unit.no> * - * * Fixes: * Alan Cox : Commented a couple of minor bits of surplus code * Alan Cox : Undefining IP_FORWARD doesn't include the code @@ -96,8 +96,6 @@ * Jos Vos : Do accounting *before* call_in_firewall * Willy Konynenberg : Transparent proxying support * - * - * * To Fix: * IP fragmentation wants rewriting cleanly. The RFC815 algorithm is much more efficient * and could be made very efficient with the addition of some virtual memory hacks to permit @@ -106,11 +104,6 @@ * interleaved copy algorithm so that fragmenting has a one copy overhead. Actual packet * output should probably do its own fragmentation at the UDP/RAW layer. TCP shouldn't cause * fragmentation anyway. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) "IPv4: " fmt diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index bfd0ca554977..8c2ec35b6512 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -318,6 +318,7 @@ static int ip_finish_output(struct net *net, struct sock *sk, struct sk_buff *sk static int ip_mc_finish_output(struct net *net, struct sock *sk, struct sk_buff *skb) { + struct rtable *new_rt; int ret; ret = BPF_CGROUP_RUN_PROG_INET_EGRESS(sk, skb); @@ -326,6 +327,17 @@ static int ip_mc_finish_output(struct net *net, struct sock *sk, return ret; } + /* Reset rt_iif so that inet_iif() will return skb->skb_iif. Setting + * this to non-zero causes ipi_ifindex in in_pktinfo to be overwritten, + * see ipv4_pktinfo_prepare(). + */ + new_rt = rt_dst_clone(net->loopback_dev, skb_rtable(skb)); + if (new_rt) { + new_rt->rt_iif = 0; + skb_dst_drop(skb); + skb_dst_set(skb, &new_rt->dst); + } + return dev_loopback_xmit(net, sk, skb); } @@ -878,7 +890,7 @@ static int __ip_append_data(struct sock *sk, int csummode = CHECKSUM_NONE; struct rtable *rt = (struct rtable *)cork->dst; unsigned int wmem_alloc_delta = 0; - bool paged, extra_uref; + bool paged, extra_uref = false; u32 tskey = 0; skb = skb_peek_tail(queue); @@ -918,7 +930,7 @@ static int __ip_append_data(struct sock *sk, uarg = sock_zerocopy_realloc(sk, length, skb_zcopy(skb)); if (!uarg) return -ENOBUFS; - extra_uref = true; + extra_uref = !skb_zcopy(skb); /* only ref on new uarg */ if (rt->dst.dev->features & NETIF_F_SG && csummode == CHECKSUM_PARTIAL) { paged = true; diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index 82f341e84fae..aa3fd61818c4 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -343,6 +343,8 @@ int ip_ra_control(struct sock *sk, unsigned char on, return -EINVAL; new_ra = on ? kmalloc(sizeof(*new_ra), GFP_KERNEL) : NULL; + if (on && !new_ra) + return -ENOMEM; mutex_lock(&net->ipv4.ra_mutex); for (rap = &net->ipv4.ra_chain; diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c index a5d8cad18ead..38c02bb62e2c 100644 --- a/net/ipv4/ip_tunnel.c +++ b/net/ipv4/ip_tunnel.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2013 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c index 30c1c264bdfc..1452a97914a0 100644 --- a/net/ipv4/ip_tunnel_core.c +++ b/net/ipv4/ip_tunnel_core.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2013 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -89,9 +76,12 @@ void iptunnel_xmit(struct sock *sk, struct rtable *rt, struct sk_buff *skb, __ip_select_ident(net, iph, skb_shinfo(skb)->gso_segs ?: 1); err = ip_local_out(net, sk, skb); - if (unlikely(net_xmit_eval(err))) - pkt_len = 0; - iptunnel_xmit_stats(dev, pkt_len); + + if (dev) { + if (unlikely(net_xmit_eval(err))) + pkt_len = 0; + iptunnel_xmit_stats(dev, pkt_len); + } } EXPORT_SYMBOL_GPL(iptunnel_xmit); diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c index 254a42e83ff9..cfb025606793 100644 --- a/net/ipv4/ip_vti.c +++ b/net/ipv4/ip_vti.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Linux NET3: IP/IP protocol decoder modified to support * virtual tunnel interface * * Authors: * Saurabh Mohan (saurabh.mohan@vyatta.com) 05/07/2012 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ /* diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c index 9119d012ba46..2f4cdcc13d53 100644 --- a/net/ipv4/ipcomp.c +++ b/net/ipv4/ipcomp.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IP Payload Compression Protocol (IPComp) - RFC3173. * * Copyright (c) 2003 James Morris <jmorris@intercode.com.au> * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * * Todo: * - Tunable compression parameters. * - Compression stats. diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index fe10b9a2efc8..43adfc1641ba 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Linux NET3: IP/IP protocol decoder. * @@ -16,12 +17,6 @@ * Carlos Picoto : GRE over IP support * Alexey Kuznetsov: Reworked. Really, now it is truncated version of ipv4/ip_gre.c. * I do not want to merge them together. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ /* tunnel.c: an IP tunnel driver diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 2c61e10a60e3..c07bc82cbbe9 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IP multicast routing support for mrouted 3.6/3.8 * * (c) 1995 Alan Cox, <alan@lxorguk.ukuu.org.uk> * Linux Consultancy and Custom Driver Development * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Fixes: * Michael Chastain : Incorrect size of copying. * Alan Cox : Added the cache manager code @@ -23,7 +19,6 @@ * Carlos Picoto : PIMv1 Support * Pavlin Ivanov Radoslavov: PIMv2 Registers must checksum only PIM header * Relax this requirement to work with older peers. - * */ #include <linux/uaccess.h> diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c index e77872c93c20..10b91ebdf213 100644 --- a/net/ipv4/netfilter/ip_tables.c +++ b/net/ipv4/netfilter/ip_tables.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Packet matching code. * * Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling * Copyright (C) 2000-2005 Netfilter Core Team <coreteam@netfilter.org> * Copyright (C) 2006-2010 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/cache.h> diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c index a2a88ab07f7b..4d6bf7ac0792 100644 --- a/net/ipv4/netfilter/ipt_CLUSTERIP.c +++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Cluster IP hashmark target * (C) 2003-2004 by Harald Welte <laforge@netfilter.org> * based on ideas of Fabio Olive Leite <olive@unixforge.org> * * Development of this code funded by SuSE Linux AG, http://www.suse.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/ipv4/netfilter/ipt_ECN.c b/net/ipv4/netfilter/ipt_ECN.c index aaaf9a81fbc9..5f116c3749b4 100644 --- a/net/ipv4/netfilter/ipt_ECN.c +++ b/net/ipv4/netfilter/ipt_ECN.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* iptables module for the IPv4 and TCP ECN bits, Version 1.5 * * (C) 2002 by Harald Welte <laforge@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/in.h> diff --git a/net/ipv4/netfilter/ipt_REJECT.c b/net/ipv4/netfilter/ipt_REJECT.c index e8bed3390e58..e16b98ee6266 100644 --- a/net/ipv4/netfilter/ipt_REJECT.c +++ b/net/ipv4/netfilter/ipt_REJECT.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This is a module which is used for rejecting packets. */ /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/ipv4/netfilter/ipt_SYNPROXY.c b/net/ipv4/netfilter/ipt_SYNPROXY.c index 690b17ef6a44..64d9563c0218 100644 --- a/net/ipv4/netfilter/ipt_SYNPROXY.c +++ b/net/ipv4/netfilter/ipt_SYNPROXY.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2013 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/ipv4/netfilter/ipt_ah.c b/net/ipv4/netfilter/ipt_ah.c index 7c6c20eaf4db..161ba412cb08 100644 --- a/net/ipv4/netfilter/ipt_ah.c +++ b/net/ipv4/netfilter/ipt_ah.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match AH parameters. */ /* (C) 1999-2000 Yon Uriarte <yon@astaro.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/in.h> diff --git a/net/ipv4/netfilter/ipt_rpfilter.c b/net/ipv4/netfilter/ipt_rpfilter.c index 0b10d8812828..59031670b16a 100644 --- a/net/ipv4/netfilter/ipt_rpfilter.c +++ b/net/ipv4/netfilter/ipt_rpfilter.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2011 Florian Westphal <fw@strlen.de> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * based on fib_frontend.c; Author: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv4/netfilter/iptable_filter.c b/net/ipv4/netfilter/iptable_filter.c index 9ac92ea7b93c..9d54b4017e50 100644 --- a/net/ipv4/netfilter/iptable_filter.c +++ b/net/ipv4/netfilter/iptable_filter.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This is the 1999 rewrite of IP Firewalling, aiming for kernel 2.3.x. * * Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling * Copyright (C) 2000-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/net/ipv4/netfilter/iptable_mangle.c b/net/ipv4/netfilter/iptable_mangle.c index dea138ca8925..bb9266ea3785 100644 --- a/net/ipv4/netfilter/iptable_mangle.c +++ b/net/ipv4/netfilter/iptable_mangle.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This is the 1999 rewrite of IP Firewalling, aiming for kernel 2.3.x. * * Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling * Copyright (C) 2000-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/netfilter_ipv4/ip_tables.h> diff --git a/net/ipv4/netfilter/iptable_nat.c b/net/ipv4/netfilter/iptable_nat.c index 007da0882412..ad33687b7444 100644 --- a/net/ipv4/netfilter/iptable_nat.c +++ b/net/ipv4/netfilter/iptable_nat.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> * (C) 2011 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/ipv4/netfilter/iptable_security.c b/net/ipv4/netfilter/iptable_security.c index e5379fe57b64..ac633c1db97e 100644 --- a/net/ipv4/netfilter/iptable_security.c +++ b/net/ipv4/netfilter/iptable_security.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * "security" table * @@ -10,10 +11,6 @@ * Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling * Copyright (C) 2000-2004 Netfilter Core Team <coreteam <at> netfilter.org> * Copyright (C) 2008 Red Hat, Inc., James Morris <jmorris <at> redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/netfilter_ipv4/ip_tables.h> diff --git a/net/ipv4/netfilter/nf_defrag_ipv4.c b/net/ipv4/netfilter/nf_defrag_ipv4.c index a0d3ad60a411..8115611aa47d 100644 --- a/net/ipv4/netfilter/nf_defrag_ipv4.c +++ b/net/ipv4/netfilter/nf_defrag_ipv4.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/ipv4/netfilter/nf_log_arp.c b/net/ipv4/netfilter/nf_log_arp.c index df5c2a2061a4..7a83f881efa9 100644 --- a/net/ipv4/netfilter/nf_log_arp.c +++ b/net/ipv4/netfilter/nf_log_arp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 2014 by Pablo Neira Ayuso <pablo@netfilter.org> * @@ -5,10 +6,6 @@ * * Bart De Schuymer <bdschuym@pandora.be> * Harald Welte <laforge@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv4/netfilter/nf_log_ipv4.c b/net/ipv4/netfilter/nf_log_ipv4.c index 1e6f28c97d3a..4b2d49cc9f1a 100644 --- a/net/ipv4/netfilter/nf_log_ipv4.c +++ b/net/ipv4/netfilter/nf_log_ipv4.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv4/netfilter/nf_nat_h323.c b/net/ipv4/netfilter/nf_nat_h323.c index 7875c98072eb..dfea10f13878 100644 --- a/net/ipv4/netfilter/nf_nat_h323.c +++ b/net/ipv4/netfilter/nf_nat_h323.c @@ -1,11 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * H.323 extension for NAT alteration. * * Copyright (c) 2006 Jing Min Zhao <zhaojingmin@users.sourceforge.net> * Copyright (c) 2006-2012 Patrick McHardy <kaber@trash.net> * - * This source code is licensed under General Public License version 2. - * * Based on the 'brute force' H.323 NAT module by * Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> */ diff --git a/net/ipv4/netfilter/nf_reject_ipv4.c b/net/ipv4/netfilter/nf_reject_ipv4.c index 7dc3c324b911..2361fdac2c43 100644 --- a/net/ipv4/netfilter/nf_reject_ipv4.c +++ b/net/ipv4/netfilter/nf_reject_ipv4.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/ipv4/netfilter/nf_socket_ipv4.c b/net/ipv4/netfilter/nf_socket_ipv4.c index 4824b1e183a1..36a28d46149c 100644 --- a/net/ipv4/netfilter/nf_socket_ipv4.c +++ b/net/ipv4/netfilter/nf_socket_ipv4.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2007-2008 BalaBit IT Ltd. * Author: Krisztian Kovacs - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/ipv4/netfilter/nf_tproxy_ipv4.c b/net/ipv4/netfilter/nf_tproxy_ipv4.c index 164714104965..b6dd39636bea 100644 --- a/net/ipv4/netfilter/nf_tproxy_ipv4.c +++ b/net/ipv4/netfilter/nf_tproxy_ipv4.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2007-2008 BalaBit IT Ltd. * Author: Krisztian Kovacs - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <net/netfilter/nf_tproxy.h> diff --git a/net/ipv4/netfilter/nft_dup_ipv4.c b/net/ipv4/netfilter/nft_dup_ipv4.c index 0af3d8df70dd..abf89b972094 100644 --- a/net/ipv4/netfilter/nft_dup_ipv4.c +++ b/net/ipv4/netfilter/nft_dup_ipv4.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2015 Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/ipv4/netfilter/nft_fib_ipv4.c b/net/ipv4/netfilter/nft_fib_ipv4.c index 94eb25bc8d7e..ce294113dbcd 100644 --- a/net/ipv4/netfilter/nft_fib_ipv4.c +++ b/net/ipv4/netfilter/nft_fib_ipv4.c @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/kernel.h> #include <linux/init.h> @@ -58,11 +54,6 @@ void nft_fib4_eval_type(const struct nft_expr *expr, struct nft_regs *regs, } EXPORT_SYMBOL_GPL(nft_fib4_eval_type); -static int get_ifindex(const struct net_device *dev) -{ - return dev ? dev->ifindex : 0; -} - void nft_fib4_eval(const struct nft_expr *expr, struct nft_regs *regs, const struct nft_pktinfo *pkt) { @@ -94,8 +85,7 @@ void nft_fib4_eval(const struct nft_expr *expr, struct nft_regs *regs, if (nft_hook(pkt) == NF_INET_PRE_ROUTING && nft_fib_is_loopback(pkt->skb, nft_in(pkt))) { - nft_fib_store_result(dest, priv, pkt, - nft_in(pkt)->ifindex); + nft_fib_store_result(dest, priv, nft_in(pkt)); return; } @@ -108,8 +98,7 @@ void nft_fib4_eval(const struct nft_expr *expr, struct nft_regs *regs, if (ipv4_is_zeronet(iph->saddr)) { if (ipv4_is_lbcast(iph->daddr) || ipv4_is_local_multicast(iph->daddr)) { - nft_fib_store_result(dest, priv, pkt, - get_ifindex(pkt->skb->dev)); + nft_fib_store_result(dest, priv, pkt->skb->dev); return; } } @@ -150,17 +139,7 @@ void nft_fib4_eval(const struct nft_expr *expr, struct nft_regs *regs, found = oif; } - switch (priv->result) { - case NFT_FIB_RESULT_OIF: - *dest = found->ifindex; - break; - case NFT_FIB_RESULT_OIFNAME: - strncpy((char *)dest, found->name, IFNAMSIZ); - break; - default: - WARN_ON_ONCE(1); - break; - } + nft_fib_store_result(dest, priv, found); } EXPORT_SYMBOL_GPL(nft_fib4_eval); diff --git a/net/ipv4/netfilter/nft_reject_ipv4.c b/net/ipv4/netfilter/nft_reject_ipv4.c index 517ce93699de..7e6fd5cde50f 100644 --- a/net/ipv4/netfilter/nft_reject_ipv4.c +++ b/net/ipv4/netfilter/nft_reject_ipv4.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * Copyright (c) 2013 Eric Leblond <eric@regit.org> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c index 834be7daeb32..9d24ef5c5d8f 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -5,11 +6,6 @@ * * "Ping" sockets * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Based on ipv4/udp.c code. * * Authors: Vasiliy Kulikov / Openwall (for Linux 2.6), @@ -17,7 +13,6 @@ * * Pavel gave all rights to bugs to Vasiliy, * none of the bugs are Pavel's now. - * */ #include <linux/uaccess.h> diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c index c3610b37bb4c..073273b751f8 100644 --- a/net/ipv4/proc.c +++ b/net/ipv4/proc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -25,11 +26,6 @@ * split functions for more readibility. * Andi Kleen : Add support for /proc/net/netstat * Arnaldo C. Melo : Convert to seq_file - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/types.h> #include <net/net_namespace.h> @@ -291,6 +287,7 @@ static const struct snmp_mib snmp4_net_list[] = { SNMP_MIB_ITEM("TCPAckCompressed", LINUX_MIB_TCPACKCOMPRESSED), SNMP_MIB_ITEM("TCPZeroWindowDrop", LINUX_MIB_TCPZEROWINDOWDROP), SNMP_MIB_ITEM("TCPRcvQDrop", LINUX_MIB_TCPRCVQDROP), + SNMP_MIB_ITEM("TCPWqueueTooBig", LINUX_MIB_TCPWQUEUETOOBIG), SNMP_MIB_SENTINEL }; diff --git a/net/ipv4/protocol.c b/net/ipv4/protocol.c index 92d249e053be..9a8c0892622b 100644 --- a/net/ipv4/protocol.c +++ b/net/ipv4/protocol.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -16,11 +17,6 @@ * Richard Colella : Hang on hash collision * Vince Laviano : Modified inet_del_protocol() to correctly * maintain copy bit. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/cache.h> #include <linux/module.h> diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 0e482f07b37f..40a6abbc9cf6 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -30,11 +31,6 @@ * Alan Cox : Added IP_HDRINCL option. * Alan Cox : Skip broadcast check if BSDism set. * David S. Miller : New socket lookup architecture. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/types.h> @@ -201,7 +197,7 @@ static int raw_v4_input(struct sk_buff *skb, const struct iphdr *iph, int hash) } sk = __raw_v4_lookup(net, sk_next(sk), iph->protocol, iph->saddr, iph->daddr, - skb->dev->ifindex, sdif); + dif, sdif); } out: read_unlock(&raw_v4_hashinfo.lock); diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 11ddc276776e..8ea0735a6754 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -55,11 +56,6 @@ * Eric Dumazet : hashed spinlocks and rt_check_expire() fixes. * Ilia Sotnikov : Ignore TOS on PMTUD and Redirect * Ilia Sotnikov : Removed TOS from hash calculations - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) "IPv4: " fmt @@ -1651,6 +1647,39 @@ struct rtable *rt_dst_alloc(struct net_device *dev, } EXPORT_SYMBOL(rt_dst_alloc); +struct rtable *rt_dst_clone(struct net_device *dev, struct rtable *rt) +{ + struct rtable *new_rt; + + new_rt = dst_alloc(&ipv4_dst_ops, dev, 1, DST_OBSOLETE_FORCE_CHK, + rt->dst.flags); + + if (new_rt) { + new_rt->rt_genid = rt_genid_ipv4(dev_net(dev)); + new_rt->rt_flags = rt->rt_flags; + new_rt->rt_type = rt->rt_type; + new_rt->rt_is_input = rt->rt_is_input; + new_rt->rt_iif = rt->rt_iif; + new_rt->rt_pmtu = rt->rt_pmtu; + new_rt->rt_mtu_locked = rt->rt_mtu_locked; + new_rt->rt_gw_family = rt->rt_gw_family; + if (rt->rt_gw_family == AF_INET) + new_rt->rt_gw4 = rt->rt_gw4; + else if (rt->rt_gw_family == AF_INET6) + new_rt->rt_gw6 = rt->rt_gw6; + INIT_LIST_HEAD(&new_rt->rt_uncached); + + new_rt->dst.flags |= DST_HOST; + new_rt->dst.input = rt->dst.input; + new_rt->dst.output = rt->dst.output; + new_rt->dst.error = rt->dst.error; + new_rt->dst.lastuse = jiffies; + new_rt->dst.lwtstate = lwtstate_get(rt->dst.lwtstate); + } + return new_rt; +} +EXPORT_SYMBOL(rt_dst_clone); + /* called in rcu_read_lock() section */ int ip_mc_validate_source(struct sk_buff *skb, __be32 daddr, __be32 saddr, u8 tos, struct net_device *dev, @@ -1985,7 +2014,7 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr, u32 itag = 0; struct rtable *rth; struct flowi4 fl4; - bool do_cache; + bool do_cache = true; /* IP on this device is disabled. */ @@ -2062,6 +2091,9 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr, if (res->type == RTN_BROADCAST) { if (IN_DEV_BFORWARD(in_dev)) goto make_route; + /* not do cache if bc_forwarding is enabled */ + if (IPV4_DEVCONF_ALL(net, BC_FORWARDING)) + do_cache = false; goto brd_input; } @@ -2099,18 +2131,15 @@ brd_input: RT_CACHE_STAT_INC(in_brd); local_input: - do_cache = false; - if (res->fi) { - if (!itag) { - struct fib_nh_common *nhc = FIB_RES_NHC(*res); + do_cache &= res->fi && !itag; + if (do_cache) { + struct fib_nh_common *nhc = FIB_RES_NHC(*res); - rth = rcu_dereference(nhc->nhc_rth_input); - if (rt_cache_valid(rth)) { - skb_dst_set_noref(skb, &rth->dst); - err = 0; - goto out; - } - do_cache = true; + rth = rcu_dereference(nhc->nhc_rth_input); + if (rt_cache_valid(rth)) { + skb_dst_set_noref(skb, &rth->dst); + err = 0; + goto out; } } diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c index 008545f63667..535b69326f66 100644 --- a/net/ipv4/syncookies.c +++ b/net/ipv4/syncookies.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Syncookies implementation for the Linux kernel * * Copyright (C) 1997 Andi Kleen * Based on ideas by D.J.Bernstein and Eric Schenk. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/tcp.h> diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c index 875867b64d6a..b6f14af926fa 100644 --- a/net/ipv4/sysctl_net_ipv4.c +++ b/net/ipv4/sysctl_net_ipv4.c @@ -39,6 +39,8 @@ static int ip_local_port_range_min[] = { 1, 1 }; static int ip_local_port_range_max[] = { 65535, 65535 }; static int tcp_adv_win_scale_min = -31; static int tcp_adv_win_scale_max = 31; +static int tcp_min_snd_mss_min = TCP_MIN_SND_MSS; +static int tcp_min_snd_mss_max = 65535; static int ip_privileged_port_min; static int ip_privileged_port_max = 65535; static int ip_ttl_min = 1; @@ -559,6 +561,18 @@ static struct ctl_table ipv4_table[] = { .extra1 = &sysctl_fib_sync_mem_min, .extra2 = &sysctl_fib_sync_mem_max, }, + { + .procname = "tcp_rx_skb_cache", + .data = &tcp_rx_skb_cache_key.key, + .mode = 0644, + .proc_handler = proc_do_static_key, + }, + { + .procname = "tcp_tx_skb_cache", + .data = &tcp_tx_skb_cache_key.key, + .mode = 0644, + .proc_handler = proc_do_static_key, + }, { } }; @@ -758,6 +772,15 @@ static struct ctl_table ipv4_net_table[] = { .proc_handler = proc_dointvec, }, { + .procname = "tcp_min_snd_mss", + .data = &init_net.ipv4.sysctl_tcp_min_snd_mss, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = proc_dointvec_minmax, + .extra1 = &tcp_min_snd_mss_min, + .extra2 = &tcp_min_snd_mss_max, + }, + { .procname = "tcp_probe_threshold", .data = &init_net.ipv4.sysctl_tcp_probe_threshold, .maxlen = sizeof(int), diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 53d61ca3ac4b..7dc9ab84bb69 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -205,11 +206,6 @@ * Hirokazu Takahashi : Use copy_from_user() instead of * csum_and_copy_from_user() if possible. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or(at your option) any later version. - * * Description of States: * * TCP_SYN_SENT sent a connection request, waiting for ack @@ -321,6 +317,11 @@ struct tcp_splice_state { unsigned long tcp_memory_pressure __read_mostly; EXPORT_SYMBOL_GPL(tcp_memory_pressure); +DEFINE_STATIC_KEY_FALSE(tcp_rx_skb_cache_key); +EXPORT_SYMBOL(tcp_rx_skb_cache_key); + +DEFINE_STATIC_KEY_FALSE(tcp_tx_skb_cache_key); + void tcp_enter_memory_pressure(struct sock *sk) { unsigned long val; @@ -3872,6 +3873,7 @@ void __init tcp_init(void) unsigned long limit; unsigned int i; + BUILD_BUG_ON(TCP_MIN_SND_MSS <= MAX_TCP_OPTION_SPACE); BUILD_BUG_ON(sizeof(struct tcp_skb_cb) > FIELD_SIZEOF(struct sk_buff, cb)); diff --git a/net/ipv4/tcp_dctcp.c b/net/ipv4/tcp_dctcp.c index 477cb4aa456c..79f705450c16 100644 --- a/net/ipv4/tcp_dctcp.c +++ b/net/ipv4/tcp_dctcp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* DataCenter TCP (DCTCP) congestion control. * * http://simula.stanford.edu/~alizade/Site/DCTCP.html @@ -33,11 +34,6 @@ * Daniel Borkmann <dborkman@redhat.com> * Florian Westphal <fw@strlen.de> * Glenn Judd <glenn.judd@morganstanley.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or (at - * your option) any later version. */ #include <linux/module.h> diff --git a/net/ipv4/tcp_diag.c b/net/ipv4/tcp_diag.c index 81148f7a2323..a3a386236d93 100644 --- a/net/ipv4/tcp_diag.c +++ b/net/ipv4/tcp_diag.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * tcp_diag.c Module for monitoring TCP transport protocols sockets. * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/ipv4/tcp_fastopen.c b/net/ipv4/tcp_fastopen.c index 018a48477355..f5a45e1e1182 100644 --- a/net/ipv4/tcp_fastopen.c +++ b/net/ipv4/tcp_fastopen.c @@ -221,10 +221,6 @@ static struct sock *tcp_fastopen_create_child(struct sock *sk, struct sock *child; bool own_req; - req->num_retrans = 0; - req->num_timeout = 0; - req->sk = NULL; - child = inet_csk(sk)->icsk_af_ops->syn_recv_sock(sk, skb, req, NULL, NULL, &own_req); if (!child) diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index c61edd023b35..d95ee40df6c2 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -1302,7 +1302,7 @@ static bool tcp_shifted_skb(struct sock *sk, struct sk_buff *prev, TCP_SKB_CB(skb)->seq += shifted; tcp_skb_pcount_add(prev, pcount); - BUG_ON(tcp_skb_pcount(skb) < pcount); + WARN_ON_ONCE(tcp_skb_pcount(skb) < pcount); tcp_skb_pcount_add(skb, -pcount); /* When we're adding to gso_segs == 1, gso_size will be zero, @@ -1368,6 +1368,21 @@ static int skb_can_shift(const struct sk_buff *skb) return !skb_headlen(skb) && skb_is_nonlinear(skb); } +int tcp_skb_shift(struct sk_buff *to, struct sk_buff *from, + int pcount, int shiftlen) +{ + /* TCP min gso_size is 8 bytes (TCP_MIN_GSO_SIZE) + * Since TCP_SKB_CB(skb)->tcp_gso_segs is 16 bits, we need + * to make sure not storing more than 65535 * 8 bytes per skb, + * even if current MSS is bigger. + */ + if (unlikely(to->len + shiftlen >= 65535 * TCP_MIN_GSO_SIZE)) + return 0; + if (unlikely(tcp_skb_pcount(to) + pcount > 65535)) + return 0; + return skb_shift(to, from, shiftlen); +} + /* Try collapsing SACK blocks spanning across multiple skbs to a single * skb. */ @@ -1473,7 +1488,7 @@ static struct sk_buff *tcp_shift_skb_data(struct sock *sk, struct sk_buff *skb, if (!after(TCP_SKB_CB(skb)->seq + len, tp->snd_una)) goto fallback; - if (!skb_shift(prev, skb, len)) + if (!tcp_skb_shift(prev, skb, pcount, len)) goto fallback; if (!tcp_shifted_skb(sk, prev, skb, state, pcount, len, mss, dup_sack)) goto out; @@ -1491,11 +1506,10 @@ static struct sk_buff *tcp_shift_skb_data(struct sock *sk, struct sk_buff *skb, goto out; len = skb->len; - if (skb_shift(prev, skb, len)) { - pcount += tcp_skb_pcount(skb); - tcp_shifted_skb(sk, prev, skb, state, tcp_skb_pcount(skb), + pcount = tcp_skb_pcount(skb); + if (tcp_skb_shift(prev, skb, pcount, len)) + tcp_shifted_skb(sk, prev, skb, state, pcount, len, mss, 0); - } out: return prev; @@ -2648,7 +2662,7 @@ static void tcp_process_loss(struct sock *sk, int flag, int num_dupack, struct tcp_sock *tp = tcp_sk(sk); bool recovered = !before(tp->snd_una, tp->high_seq); - if ((flag & FLAG_SND_UNA_ADVANCED) && + if ((flag & FLAG_SND_UNA_ADVANCED || tp->fastopen_rsk) && tcp_try_undo_loss(sk, false)) return; @@ -3791,6 +3805,8 @@ void tcp_parse_options(const struct net *net, length--; continue; default: + if (length < 2) + return; opsize = *ptr++; if (opsize < 2) /* "silly options" */ return; diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index af81e4a6a8d8..cfa81190a1b1 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -7,18 +8,12 @@ * * IPv4 specific functions * - * * code split from: * linux/ipv4/tcp.c * linux/ipv4/tcp_input.c * linux/ipv4/tcp_output.c * * See tcp.c for author information - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* @@ -2633,6 +2628,7 @@ static int __net_init tcp_sk_init(struct net *net) net->ipv4.sysctl_tcp_ecn_fallback = 1; net->ipv4.sysctl_tcp_base_mss = TCP_BASE_MSS; + net->ipv4.sysctl_tcp_min_snd_mss = TCP_MIN_SND_MSS; net->ipv4.sysctl_tcp_probe_threshold = TCP_PROBE_THRESHOLD; net->ipv4.sysctl_tcp_probe_interval = TCP_PROBE_INTERVAL; diff --git a/net/ipv4/tcp_offload.c b/net/ipv4/tcp_offload.c index 0fbf7d4df9da..e09147ac9a99 100644 --- a/net/ipv4/tcp_offload.c +++ b/net/ipv4/tcp_offload.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPV4 GSO/GRO offload support * Linux INET implementation * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * TCPv4 GSO/GRO support */ diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index f429e856e263..0ebc33d1c9e5 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -1296,6 +1296,12 @@ int tcp_fragment(struct sock *sk, enum tcp_queue tcp_queue, if (nsize < 0) nsize = 0; + if (unlikely((sk->sk_wmem_queued >> 1) > sk->sk_sndbuf && + tcp_queue != TCP_FRAG_IN_WRITE_QUEUE)) { + NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPWQUEUETOOBIG); + return -ENOMEM; + } + if (skb_unclone(skb, gfp)) return -ENOMEM; @@ -1454,8 +1460,7 @@ static inline int __tcp_mtu_to_mss(struct sock *sk, int pmtu) mss_now -= icsk->icsk_ext_hdr_len; /* Then reserve room for full set of TCP options and 8 bytes of data */ - if (mss_now < 48) - mss_now = 48; + mss_now = max(mss_now, sock_net(sk)->ipv4.sysctl_tcp_min_snd_mss); return mss_now; } @@ -2747,7 +2752,7 @@ static bool tcp_collapse_retrans(struct sock *sk, struct sk_buff *skb) if (next_skb_size <= skb_availroom(skb)) skb_copy_bits(next_skb, 0, skb_put(skb, next_skb_size), next_skb_size); - else if (!skb_shift(skb, next_skb, next_skb_size)) + else if (!tcp_skb_shift(skb, next_skb, 1, next_skb_size)) return false; } tcp_highest_sack_replace(sk, next_skb, skb); diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c index 5bad937ce779..c801cd37cc2a 100644 --- a/net/ipv4/tcp_timer.c +++ b/net/ipv4/tcp_timer.c @@ -155,6 +155,7 @@ static void tcp_mtu_probing(struct inet_connection_sock *icsk, struct sock *sk) mss = tcp_mtu_to_mss(sk, icsk->icsk_mtup.search_low) >> 1; mss = min(net->ipv4.sysctl_tcp_base_mss, mss); mss = max(mss, 68 - tcp_sk(sk)->tcp_header_len); + mss = max(mss, net->ipv4.sysctl_tcp_min_snd_mss); icsk->icsk_mtup.search_low = tcp_mss_to_mtu(sk, mss); } tcp_sync_mss(sk, icsk->icsk_pmtu_cookie); diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 8fb250ed53d4..eed59c847722 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -69,12 +70,6 @@ * a single port at the same time. * Derek Atkins <derek@ihtfp.com>: Add Encapulation Support * James Chapman : Add L2TP encapsulation type. - * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) "UDP: " fmt @@ -503,7 +498,11 @@ static inline struct sock *__udp4_lib_lookup_skb(struct sk_buff *skb, struct sock *udp4_lib_lookup_skb(struct sk_buff *skb, __be16 sport, __be16 dport) { - return __udp4_lib_lookup_skb(skb, sport, dport, &udp_table); + const struct iphdr *iph = ip_hdr(skb); + + return __udp4_lib_lookup(dev_net(skb->dev), iph->saddr, sport, + iph->daddr, dport, inet_iif(skb), + inet_sdif(skb), &udp_table, NULL); } EXPORT_SYMBOL_GPL(udp4_lib_lookup_skb); @@ -538,8 +537,7 @@ static inline bool __udp_is_mcast_sock(struct net *net, struct sock *sk, (inet->inet_dport != rmt_port && inet->inet_dport) || (inet->inet_rcv_saddr && inet->inet_rcv_saddr != loc_addr) || ipv6_only_sock(sk) || - (sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif && - sk->sk_bound_dev_if != sdif)) + !udp_sk_bound_dev_eq(net, sk->sk_bound_dev_if, dif, sdif)) return false; if (!ip_mc_sf_allow(sk, loc_addr, rmt_addr, dif, sdif)) return false; @@ -1779,6 +1777,10 @@ try_again: sin->sin_addr.s_addr = ip_hdr(skb)->saddr; memset(sin->sin_zero, 0, sizeof(sin->sin_zero)); *addr_len = sizeof(*sin); + + if (cgroup_bpf_enabled) + BPF_CGROUP_RUN_PROG_UDP4_RECVMSG_LOCK(sk, + (struct sockaddr *)sin); } if (udp_sk(sk)->gro_enabled) diff --git a/net/ipv4/udp_diag.c b/net/ipv4/udp_diag.c index 5cbb9be05295..910555a4d9fe 100644 --- a/net/ipv4/udp_diag.c +++ b/net/ipv4/udp_diag.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * udp_diag.c Module for monitoring UDP transport protocols sockets. * * Authors: Pavel Emelyanov, <xemul@parallels.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c index 065334b41d57..9763464a75d7 100644 --- a/net/ipv4/udp_offload.c +++ b/net/ipv4/udp_offload.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPV4 GSO/GRO offload support * Linux INET implementation * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * UDPv4 GSO support */ @@ -228,6 +224,11 @@ struct sk_buff *__udp_gso_segment(struct sk_buff *gso_skb, seg = segs; uh = udp_hdr(seg); + /* preserve TX timestamp flags and TS key for first segment */ + skb_shinfo(seg)->tskey = skb_shinfo(gso_skb)->tskey; + skb_shinfo(seg)->tx_flags |= + (skb_shinfo(gso_skb)->tx_flags & SKBTX_ANY_TSTAMP); + /* compute checksum adjustment based on old length versus new */ newlen = htons(sizeof(*uh) + mss); check = csum16_add(csum16_sub(uh->check, uh->len), newlen); diff --git a/net/ipv4/udplite.c b/net/ipv4/udplite.c index 3c94b8f0ff27..5936d66d1ce2 100644 --- a/net/ipv4/udplite.c +++ b/net/ipv4/udplite.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * UDPLITE An implementation of the UDP-Lite protocol (RFC 3828). * @@ -5,10 +6,6 @@ * * Changes: * Fixes: - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) "UDPLite: " fmt diff --git a/net/ipv4/xfrm4_output.c b/net/ipv4/xfrm4_output.c index 9bb8905088c7..ecff3fce9807 100644 --- a/net/ipv4/xfrm4_output.c +++ b/net/ipv4/xfrm4_output.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * xfrm4_output.c - Common IPsec encapsulation code for IPv4. * Copyright (c) 2004 Herbert Xu <herbert@gondor.apana.org.au> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/if_ether.h> diff --git a/net/ipv4/xfrm4_protocol.c b/net/ipv4/xfrm4_protocol.c index bcab48944c15..8a4285712808 100644 --- a/net/ipv4/xfrm4_protocol.c +++ b/net/ipv4/xfrm4_protocol.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* xfrm4_protocol.c - Generic xfrm protocol multiplexer. * * Copyright (C) 2013 secunet Security Networks AG @@ -7,11 +8,6 @@ * * Based on: * net/ipv4/tunnel4.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/init.h> diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index f96d1de79509..081bb517e40d 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPv6 Address [auto]configuration * Linux INET6 implementation @@ -5,11 +6,6 @@ * Authors: * Pedro Roque <roque@di.fc.ul.pt> * Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* @@ -5661,18 +5657,6 @@ static const struct nla_policy inet6_af_policy[IFLA_INET6_MAX + 1] = { [IFLA_INET6_TOKEN] = { .len = sizeof(struct in6_addr) }, }; -static int inet6_validate_link_af(const struct net_device *dev, - const struct nlattr *nla) -{ - struct nlattr *tb[IFLA_INET6_MAX + 1]; - - if (dev && !__in6_dev_get(dev)) - return -EAFNOSUPPORT; - - return nla_parse_nested_deprecated(tb, IFLA_INET6_MAX, nla, - inet6_af_policy, NULL); -} - static int check_addr_gen_mode(int mode) { if (mode != IN6_ADDR_GEN_MODE_EUI64 && @@ -5693,14 +5677,44 @@ static int check_stable_privacy(struct inet6_dev *idev, struct net *net, return 1; } +static int inet6_validate_link_af(const struct net_device *dev, + const struct nlattr *nla) +{ + struct nlattr *tb[IFLA_INET6_MAX + 1]; + struct inet6_dev *idev = NULL; + int err; + + if (dev) { + idev = __in6_dev_get(dev); + if (!idev) + return -EAFNOSUPPORT; + } + + err = nla_parse_nested_deprecated(tb, IFLA_INET6_MAX, nla, + inet6_af_policy, NULL); + if (err) + return err; + + if (!tb[IFLA_INET6_TOKEN] && !tb[IFLA_INET6_ADDR_GEN_MODE]) + return -EINVAL; + + if (tb[IFLA_INET6_ADDR_GEN_MODE]) { + u8 mode = nla_get_u8(tb[IFLA_INET6_ADDR_GEN_MODE]); + + if (check_addr_gen_mode(mode) < 0) + return -EINVAL; + if (dev && check_stable_privacy(idev, dev_net(dev), mode) < 0) + return -EINVAL; + } + + return 0; +} + static int inet6_set_link_af(struct net_device *dev, const struct nlattr *nla) { - int err = -EINVAL; struct inet6_dev *idev = __in6_dev_get(dev); struct nlattr *tb[IFLA_INET6_MAX + 1]; - - if (!idev) - return -EAFNOSUPPORT; + int err; if (nla_parse_nested_deprecated(tb, IFLA_INET6_MAX, nla, NULL, NULL) < 0) BUG(); @@ -5714,15 +5728,10 @@ static int inet6_set_link_af(struct net_device *dev, const struct nlattr *nla) if (tb[IFLA_INET6_ADDR_GEN_MODE]) { u8 mode = nla_get_u8(tb[IFLA_INET6_ADDR_GEN_MODE]); - if (check_addr_gen_mode(mode) < 0 || - check_stable_privacy(idev, dev_net(dev), mode) < 0) - return -EINVAL; - idev->cnf.addr_gen_mode = mode; - err = 0; } - return err; + return 0; } static int inet6_fill_ifinfo(struct sk_buff *skb, struct inet6_dev *idev, diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index c04ae282f4e4..5352708b7b2d 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * PF_INET6 socket protocol family * Linux INET6 implementation @@ -11,11 +12,6 @@ * piggy, Karl Knutson : Socket protocol table * Hideaki YOSHIFUJI : sin6_scope_id support * Arnaldo Melo : check proc_net_create return, cleanups - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) "IPv6: " fmt diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c index cca3b3603c42..fed91ab7ec46 100644 --- a/net/ipv6/anycast.c +++ b/net/ipv6/anycast.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Anycast support for IPv6 * Linux INET6 implementation @@ -6,11 +7,6 @@ * David L Stevens (dlstevens@us.ibm.com) * * based heavily on net/ipv6/mcast.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/capability.h> diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c index f07fb24f4ba1..9d78c907b918 100644 --- a/net/ipv6/datagram.c +++ b/net/ipv6/datagram.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * common UDP/RAW code * Linux INET6 implementation * * Authors: * Pedro Roque <roque@di.fc.ul.pt> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/capability.h> diff --git a/net/ipv6/esp6_offload.c b/net/ipv6/esp6_offload.c index d453cf417b03..d0d8528b294a 100644 --- a/net/ipv6/esp6_offload.c +++ b/net/ipv6/esp6_offload.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IPV6 GSO/GRO offload support * Linux INET implementation @@ -5,10 +6,6 @@ * Copyright (C) 2016 secunet Security Networks AG * Author: Steffen Klassert <steffen.klassert@secunet.com> * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * * ESP GRO support */ diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c index 20291c2036fc..ab5add0fe6b4 100644 --- a/net/ipv6/exthdrs.c +++ b/net/ipv6/exthdrs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Extension Header handling for IPv6 * Linux INET6 implementation @@ -6,11 +7,6 @@ * Pedro Roque <roque@di.fc.ul.pt> * Andi Kleen <ak@muc.de> * Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* Changes: diff --git a/net/ipv6/exthdrs_offload.c b/net/ipv6/exthdrs_offload.c index f5e2ba1c18bf..06750d65d480 100644 --- a/net/ipv6/exthdrs_offload.c +++ b/net/ipv6/exthdrs_offload.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPV6 GSO/GRO offload support * Linux INET6 implementation * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * IPV6 Extension Header GSO/GRO support */ #include <net/protocol.h> diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c index 06d1b7763600..bcfae13409b5 100644 --- a/net/ipv6/fib6_rules.c +++ b/net/ipv6/fib6_rules.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/ipv6/fib6_rules.c IPv6 Routing Policy Rules * * Copyright (C)2003-2006 Helsinki University of Technology * Copyright (C)2003-2006 USAGI/WIDE Project * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation, version 2. - * * Authors * Thomas Graf <tgraf@suug.ch> * Ville Nuorvala <vnuorval@tcs.hut.fi> diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c index afb915807cd0..375b4b4f9bf5 100644 --- a/net/ipv6/icmp.c +++ b/net/ipv6/icmp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Internet Control Message Protocol (ICMPv6) * Linux INET6 implementation @@ -8,11 +9,6 @@ * Based on net/ipv4/icmp.c * * RFC 1885 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* @@ -397,23 +393,28 @@ relookup_failed: return ERR_PTR(err); } -static int icmp6_iif(const struct sk_buff *skb) +static struct net_device *icmp6_dev(const struct sk_buff *skb) { - int iif = skb->dev->ifindex; + struct net_device *dev = skb->dev; /* for local traffic to local address, skb dev is the loopback * device. Check if there is a dst attached to the skb and if so * get the real device index. Same is needed for replies to a link * local address on a device enslaved to an L3 master device */ - if (unlikely(iif == LOOPBACK_IFINDEX || netif_is_l3_master(skb->dev))) { + if (unlikely(dev->ifindex == LOOPBACK_IFINDEX || netif_is_l3_master(skb->dev))) { const struct rt6_info *rt6 = skb_rt6_info(skb); if (rt6) - iif = rt6->rt6i_idev->dev->ifindex; + dev = rt6->rt6i_idev->dev; } - return iif; + return dev; +} + +static int icmp6_iif(const struct sk_buff *skb) +{ + return icmp6_dev(skb)->ifindex; } /* @@ -814,7 +815,7 @@ out: static int icmpv6_rcv(struct sk_buff *skb) { struct net *net = dev_net(skb->dev); - struct net_device *dev = skb->dev; + struct net_device *dev = icmp6_dev(skb); struct inet6_dev *idev = __in6_dev_get(dev); const struct in6_addr *saddr, *daddr; struct icmp6hdr *hdr; diff --git a/net/ipv6/ila/ila.h b/net/ipv6/ila/ila.h index 1f747bcbec29..bb6fc0d54dae 100644 --- a/net/ipv6/ila/ila.h +++ b/net/ipv6/ila/ila.h @@ -1,11 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (c) 2015 Tom Herbert <tom@herbertland.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * */ #ifndef __ILA_H diff --git a/net/ipv6/inet6_connection_sock.c b/net/ipv6/inet6_connection_sock.c index 9a31d13bf180..4da24aa6c696 100644 --- a/net/ipv6/inet6_connection_sock.c +++ b/net/ipv6/inet6_connection_sock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -6,11 +7,6 @@ * Support for INET6 connection oriented protocols. * * Authors: See the TCPv6 sources - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or(at your option) any later version. */ #include <linux/module.h> diff --git a/net/ipv6/inet6_hashtables.c b/net/ipv6/inet6_hashtables.c index f3515ebe9b3a..b2a55f300318 100644 --- a/net/ipv6/inet6_hashtables.c +++ b/net/ipv6/inet6_hashtables.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -7,11 +8,6 @@ * * Authors: Lotsa people, from code originally in tcp, generalised here * by Arnaldo Carvalho de Melo <acme@mandriva.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index 008421b550c6..9180c8b6f764 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Linux INET6 implementation * Forwarding Information Database @@ -5,11 +6,6 @@ * Authors: * Pedro Roque <roque@di.fc.ul.pt> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: * Yuji SEKIYA @USAGI: Support default route on router node; * remove ip6_null_entry from the top of diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c index be5f3d7ceb96..545e339b8c4f 100644 --- a/net/ipv6/ip6_flowlabel.c +++ b/net/ipv6/ip6_flowlabel.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * ip6_flowlabel.c IPv6 flowlabel manager. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> */ @@ -254,9 +250,9 @@ struct ip6_flowlabel *fl6_sock_lookup(struct sock *sk, __be32 label) rcu_read_lock_bh(); for_each_sk_fl_rcu(np, sfl) { struct ip6_flowlabel *fl = sfl->fl; - if (fl->label == label) { + + if (fl->label == label && atomic_inc_not_zero(&fl->users)) { fl->lastuse = jiffies; - atomic_inc(&fl->users); rcu_read_unlock_bh(); return fl; } @@ -622,7 +618,8 @@ int ipv6_flowlabel_opt(struct sock *sk, char __user *optval, int optlen) goto done; } fl1 = sfl->fl; - atomic_inc(&fl1->users); + if (!atomic_inc_not_zero(&fl1->users)) + fl1 = NULL; break; } } diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 655e46b227f9..c2049c72f3e5 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * GRE over IPv6 protocol decoder. * * Authors: Dmitry Kozlov (xeb@mail.ru) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c index b50b1af1f530..fa014d5f1732 100644 --- a/net/ipv6/ip6_input.c +++ b/net/ipv6/ip6_input.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPv6 input * Linux INET6 implementation @@ -7,11 +8,6 @@ * Ian P. Morris <I.P.Morris@soton.ac.uk> * * Based in linux/net/ipv4/ip_input.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* Changes * diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c index 345882d9c061..7fbb44736a34 100644 --- a/net/ipv6/ip6_offload.c +++ b/net/ipv6/ip6_offload.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPV6 GSO/GRO offload support * Linux INET6 implementation - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/ipv6/ip6_offload.h b/net/ipv6/ip6_offload.h index 96b40e41ac53..e768987604f1 100644 --- a/net/ipv6/ip6_offload.h +++ b/net/ipv6/ip6_offload.h @@ -1,11 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * IPV6 GSO/GRO offload support * Linux INET6 implementation - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #ifndef __ip6_offload_h diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index adef2236abe2..21efcd02f337 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPv6 output functions * Linux INET6 implementation @@ -7,11 +8,6 @@ * * Based on linux/net/ipv4/ip_output.c * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: * A.N.Kuznetsov : airthmetics in fragmentation. * extension headers are implemented. @@ -63,8 +59,8 @@ static int ip6_finish_output2(struct net *net, struct sock *sk, struct sk_buff * { struct dst_entry *dst = skb_dst(skb); struct net_device *dev = dst->dev; + const struct in6_addr *nexthop; struct neighbour *neigh; - struct in6_addr *nexthop; int ret; if (ipv6_addr_is_multicast(&ipv6_hdr(skb)->daddr)) { @@ -1275,7 +1271,7 @@ static int __ip6_append_data(struct sock *sk, int csummode = CHECKSUM_NONE; unsigned int maxnonfragsize, headersize; unsigned int wmem_alloc_delta = 0; - bool paged, extra_uref; + bool paged, extra_uref = false; skb = skb_peek_tail(queue); if (!skb) { @@ -1344,7 +1340,7 @@ emsgsize: uarg = sock_zerocopy_realloc(sk, length, skb_zcopy(skb)); if (!uarg) return -ENOBUFS; - extra_uref = true; + extra_uref = !skb_zcopy(skb); /* only ref on new uarg */ if (rt->dst.dev->features & NETIF_F_SG && csummode == CHECKSUM_PARTIAL) { paged = true; diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index ade1390c6348..b80fde1bc005 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPv6 tunneling device * Linux INET6 implementation @@ -10,12 +11,6 @@ * linux/net/ipv6/sit.c and linux/net/ipv4/ipip.c * * RFC 2473 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c index 218a0dedc8f4..024db17386d2 100644 --- a/net/ipv6/ip6_vti.c +++ b/net/ipv6/ip6_vti.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPv6 virtual tunneling interface * @@ -8,11 +9,6 @@ * * Based on: * net/ipv6/ip6_tunnel.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 4e69847ed5be..e80d36c5073d 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Linux IPv6 multicast routing support for BSD pim6sd * Based on net/ipv4/ipmr.c. @@ -8,12 +9,6 @@ * 6WIND, Paris, France * Copyright (C)2007,2008 USAGI/WIDE Project * YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ #include <linux/uaccess.h> diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index 40f21fef25ff..264c292e7dcc 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPv6 BSD socket options interface * Linux INET6 implementation @@ -7,11 +8,6 @@ * * Based on linux/net/ipv4/ip_sockglue.c * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * FIXME: Make the setsockopt code POSIX compliant: That is * * o Truncate getsockopt returns @@ -68,6 +64,8 @@ int ip6_ra_control(struct sock *sk, int sel) return -ENOPROTOOPT; new_ra = (sel >= 0) ? kmalloc(sizeof(*new_ra), GFP_KERNEL) : NULL; + if (sel >= 0 && !new_ra) + return -ENOMEM; write_lock_bh(&ip6_ra_lock); for (rap = &ip6_ra_chain; (ra = *rap) != NULL; rap = &ra->next) { diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c index 42f3f5cd349f..7f3f13c37916 100644 --- a/net/ipv6/mcast.c +++ b/net/ipv6/mcast.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Multicast support for IPv6 * Linux INET6 implementation @@ -6,11 +7,6 @@ * Pedro Roque <roque@di.fc.ul.pt> * * Based on linux/ipv4/igmp.c and linux/ipv4/ip_sockglue.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* Changes: diff --git a/net/ipv6/mcast_snoop.c b/net/ipv6/mcast_snoop.c index dddd75d1be0e..d3d6b6a66e5f 100644 --- a/net/ipv6/mcast_snoop.c +++ b/net/ipv6/mcast_snoop.c @@ -1,19 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2010: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> * Copyright (C) 2015: Linus Lüssing <linus.luessing@c0d3.blue> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * - * * Based on the MLD support added to br_multicast.c by YOSHIFUJI Hideaki. */ diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c index 4c8e2ea8bf19..09dd2edfb868 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Neighbour Discovery for IPv6 * Linux INET6 implementation @@ -5,11 +6,6 @@ * Authors: * Pedro Roque <roque@di.fc.ul.pt> * Mike Shaver <shaver@ingenia.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c index daf2e9e9193d..c973ace208c5 100644 --- a/net/ipv6/netfilter/ip6_tables.c +++ b/net/ipv6/netfilter/ip6_tables.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Packet matching code. * * Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling * Copyright (C) 2000-2005 Netfilter Core Team <coreteam@netfilter.org> * Copyright (c) 2006-2010 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv6/netfilter/ip6t_NPT.c b/net/ipv6/netfilter/ip6t_NPT.c index a379d2f79b19..9ee077bf4f49 100644 --- a/net/ipv6/netfilter/ip6t_NPT.c +++ b/net/ipv6/netfilter/ip6t_NPT.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2011, 2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/ipv6/netfilter/ip6t_REJECT.c b/net/ipv6/netfilter/ip6t_REJECT.c index 38dea8ff680f..3ac5485049f0 100644 --- a/net/ipv6/netfilter/ip6t_REJECT.c +++ b/net/ipv6/netfilter/ip6t_REJECT.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IP6 tables REJECT target module * Linux INET6 implementation @@ -10,11 +11,6 @@ * Copyright (c) 2005-2007 Patrick McHardy <kaber@trash.net> * * Based on net/ipv4/netfilter/ipt_REJECT.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv6/netfilter/ip6t_SYNPROXY.c b/net/ipv6/netfilter/ip6t_SYNPROXY.c index cb6d42b03cb5..41325d517478 100644 --- a/net/ipv6/netfilter/ip6t_SYNPROXY.c +++ b/net/ipv6/netfilter/ip6t_SYNPROXY.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2013 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/ipv6/netfilter/ip6t_ah.c b/net/ipv6/netfilter/ip6t_ah.c index 04099ab7d2e3..0228ff3636bb 100644 --- a/net/ipv6/netfilter/ip6t_ah.c +++ b/net/ipv6/netfilter/ip6t_ah.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match AH parameters. */ /* (C) 2001-2002 Andras Kis-Szabo <kisza@sch.bme.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/ipv6/netfilter/ip6t_eui64.c b/net/ipv6/netfilter/ip6t_eui64.c index aab0706908c5..d704f7ed300c 100644 --- a/net/ipv6/netfilter/ip6t_eui64.c +++ b/net/ipv6/netfilter/ip6t_eui64.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match EUI64 address parameters. */ /* (C) 2001-2002 Andras Kis-Szabo <kisza@sch.bme.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/ipv6/netfilter/ip6t_frag.c b/net/ipv6/netfilter/ip6t_frag.c index 3b5735e56bfe..fb91eeee4a1e 100644 --- a/net/ipv6/netfilter/ip6t_frag.c +++ b/net/ipv6/netfilter/ip6t_frag.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match FRAG parameters. */ /* (C) 2001-2002 Andras Kis-Szabo <kisza@sch.bme.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/ipv6/netfilter/ip6t_hbh.c b/net/ipv6/netfilter/ip6t_hbh.c index 01df142bb027..467b2a86031b 100644 --- a/net/ipv6/netfilter/ip6t_hbh.c +++ b/net/ipv6/netfilter/ip6t_hbh.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match Hop-by-Hop and Destination parameters. */ /* (C) 2001-2002 Andras Kis-Szabo <kisza@sch.bme.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/ipv6/netfilter/ip6t_ipv6header.c b/net/ipv6/netfilter/ip6t_ipv6header.c index af737b47b9b5..fd439f88377f 100644 --- a/net/ipv6/netfilter/ip6t_ipv6header.c +++ b/net/ipv6/netfilter/ip6t_ipv6header.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* ipv6header match - matches IPv6 packets based on whether they contain certain headers */ @@ -5,10 +6,6 @@ * Rewritten by: Andras Kis-Szabo <kisza@sch.bme.hu> */ /* (C) 2001-2002 Andras Kis-Szabo <kisza@sch.bme.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/ipv6/netfilter/ip6t_mh.c b/net/ipv6/netfilter/ip6t_mh.c index 0c90c66b1992..fd492b69acbc 100644 --- a/net/ipv6/netfilter/ip6t_mh.c +++ b/net/ipv6/netfilter/ip6t_mh.c @@ -1,15 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C)2006 USAGI/WIDE Project * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Author: * Masahide NAKAMURA @USAGI <masahide.nakamura.cz@hitachi.com> * * Based on net/netfilter/xt_tcpudp.c - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/types.h> diff --git a/net/ipv6/netfilter/ip6t_rpfilter.c b/net/ipv6/netfilter/ip6t_rpfilter.c index c3c6b09acdc4..6bcaf7357183 100644 --- a/net/ipv6/netfilter/ip6t_rpfilter.c +++ b/net/ipv6/netfilter/ip6t_rpfilter.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2011 Florian Westphal <fw@strlen.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/ipv6/netfilter/ip6t_rt.c b/net/ipv6/netfilter/ip6t_rt.c index 21bf6bf04323..f633dc84ca3f 100644 --- a/net/ipv6/netfilter/ip6t_rt.c +++ b/net/ipv6/netfilter/ip6t_rt.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match ROUTING parameters. */ /* (C) 2001-2002 Andras Kis-Szabo <kisza@sch.bme.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/ipv6/netfilter/ip6t_srh.c b/net/ipv6/netfilter/ip6t_srh.c index 4cb83fb69844..db0fd64d8986 100644 --- a/net/ipv6/netfilter/ip6t_srh.c +++ b/net/ipv6/netfilter/ip6t_srh.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* Kernel module to match Segment Routing Header (SRH) parameters. */ /* Author: * Ahmed Abdelsalam <amsalam20@gmail.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv6/netfilter/ip6table_filter.c b/net/ipv6/netfilter/ip6table_filter.c index 1343077dde93..32667f5d5a33 100644 --- a/net/ipv6/netfilter/ip6table_filter.c +++ b/net/ipv6/netfilter/ip6table_filter.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This is the 1999 rewrite of IP Firewalling, aiming for kernel 2.3.x. * * Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling * Copyright (C) 2000-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/ipv6/netfilter/ip6table_mangle.c b/net/ipv6/netfilter/ip6table_mangle.c index b0524b18c4fb..070afb97fa2b 100644 --- a/net/ipv6/netfilter/ip6table_mangle.c +++ b/net/ipv6/netfilter/ip6table_mangle.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IPv6 packet mangling table, a port of the IPv4 mangle table to IPv6 * * Copyright (C) 2000-2001 by Harald Welte <laforge@gnumonks.org> * Copyright (C) 2000-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/netfilter_ipv6/ip6_tables.h> diff --git a/net/ipv6/netfilter/ip6table_nat.c b/net/ipv6/netfilter/ip6table_nat.c index 3e1fab9d7503..0f4875952efc 100644 --- a/net/ipv6/netfilter/ip6table_nat.c +++ b/net/ipv6/netfilter/ip6table_nat.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2011 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Based on Rusty Russell's IPv4 NAT code. Development of IPv6 NAT * funded by Astaro. */ diff --git a/net/ipv6/netfilter/ip6table_security.c b/net/ipv6/netfilter/ip6table_security.c index cf26ccb04056..a74335fe2bd9 100644 --- a/net/ipv6/netfilter/ip6table_security.c +++ b/net/ipv6/netfilter/ip6table_security.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * "security" table for IPv6 * @@ -10,10 +11,6 @@ * Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling * Copyright (C) 2000-2004 Netfilter Core Team <coreteam <at> netfilter.org> * Copyright (C) 2008 Red Hat, Inc., James Morris <jmorris <at> redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/netfilter_ipv6/ip6_tables.h> diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c index 3de0e9b0a482..84322ce81d70 100644 --- a/net/ipv6/netfilter/nf_conntrack_reasm.c +++ b/net/ipv6/netfilter/nf_conntrack_reasm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPv6 fragment reassembly for connection tracking * @@ -7,11 +8,6 @@ * Yasuyuki Kozakai @USAGI <yasuyuki.kozakai@toshiba.co.jp> * * Based on: net/ipv6/reassembly.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) "IPv6-nf: " fmt @@ -265,8 +261,14 @@ static int nf_ct_frag6_queue(struct frag_queue *fq, struct sk_buff *skb, prev = fq->q.fragments_tail; err = inet_frag_queue_insert(&fq->q, skb, offset, end); - if (err) + if (err) { + if (err == IPFRAG_DUP) { + /* No error for duplicates, pretend they got queued. */ + kfree_skb(skb); + return -EINPROGRESS; + } goto insert_error; + } if (dev) fq->iif = dev->ifindex; @@ -293,15 +295,17 @@ static int nf_ct_frag6_queue(struct frag_queue *fq, struct sk_buff *skb, skb->_skb_refdst = 0UL; err = nf_ct_frag6_reasm(fq, skb, prev, dev); skb->_skb_refdst = orefdst; - return err; + + /* After queue has assumed skb ownership, only 0 or + * -EINPROGRESS must be returned. + */ + return err ? -EINPROGRESS : 0; } skb_dst_drop(skb); return -EINPROGRESS; insert_error: - if (err == IPFRAG_DUP) - goto err; inet_frag_kill(&fq->q); err: skb_dst_drop(skb); @@ -480,12 +484,6 @@ int nf_ct_frag6_gather(struct net *net, struct sk_buff *skb, u32 user) ret = 0; } - /* after queue has assumed skb ownership, only 0 or -EINPROGRESS - * must be returned. - */ - if (ret) - ret = -EINPROGRESS; - spin_unlock_bh(&fq->q.lock); inet_frag_put(&fq->q); return ret; diff --git a/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c b/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c index 72dd3e202375..6646a87fb5dc 100644 --- a/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c +++ b/net/ipv6/netfilter/nf_defrag_ipv6_hooks.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/ipv6/netfilter/nf_log_ipv6.c b/net/ipv6/netfilter/nf_log_ipv6.c index c6bf580d0f33..549c51156d5d 100644 --- a/net/ipv6/netfilter/nf_log_ipv6.c +++ b/net/ipv6/netfilter/nf_log_ipv6.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/ipv6/netfilter/nf_reject_ipv6.c b/net/ipv6/netfilter/nf_reject_ipv6.c index 02e9228641e0..5fae66f66671 100644 --- a/net/ipv6/netfilter/nf_reject_ipv6.c +++ b/net/ipv6/netfilter/nf_reject_ipv6.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/ipv6/netfilter/nf_socket_ipv6.c b/net/ipv6/netfilter/nf_socket_ipv6.c index f14de4b6d639..437d95545c31 100644 --- a/net/ipv6/netfilter/nf_socket_ipv6.c +++ b/net/ipv6/netfilter/nf_socket_ipv6.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2007-2008 BalaBit IT Ltd. * Author: Krisztian Kovacs - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/ipv6/netfilter/nft_dup_ipv6.c b/net/ipv6/netfilter/nft_dup_ipv6.c index d8b5b60b7d53..2af32200507d 100644 --- a/net/ipv6/netfilter/nft_dup_ipv6.c +++ b/net/ipv6/netfilter/nft_dup_ipv6.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2015 Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/ipv6/netfilter/nft_fib_ipv6.c b/net/ipv6/netfilter/nft_fib_ipv6.c index 73cdc0bc63f7..7ece86afd079 100644 --- a/net/ipv6/netfilter/nft_fib_ipv6.c +++ b/net/ipv6/netfilter/nft_fib_ipv6.c @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/kernel.h> #include <linux/init.h> @@ -169,8 +165,7 @@ void nft_fib6_eval(const struct nft_expr *expr, struct nft_regs *regs, if (nft_hook(pkt) == NF_INET_PRE_ROUTING && nft_fib_is_loopback(pkt->skb, nft_in(pkt))) { - nft_fib_store_result(dest, priv, pkt, - nft_in(pkt)->ifindex); + nft_fib_store_result(dest, priv, nft_in(pkt)); return; } @@ -187,18 +182,7 @@ void nft_fib6_eval(const struct nft_expr *expr, struct nft_regs *regs, if (oif && oif != rt->rt6i_idev->dev) goto put_rt_err; - switch (priv->result) { - case NFT_FIB_RESULT_OIF: - *dest = rt->rt6i_idev->dev->ifindex; - break; - case NFT_FIB_RESULT_OIFNAME: - strncpy((char *)dest, rt->rt6i_idev->dev->name, IFNAMSIZ); - break; - default: - WARN_ON_ONCE(1); - break; - } - + nft_fib_store_result(dest, priv, rt->rt6i_idev->dev); put_rt_err: ip6_rt_put(rt); } diff --git a/net/ipv6/netfilter/nft_reject_ipv6.c b/net/ipv6/netfilter/nft_reject_ipv6.c index 057deeaff1cb..680a28ce29fd 100644 --- a/net/ipv6/netfilter/nft_reject_ipv6.c +++ b/net/ipv6/netfilter/nft_reject_ipv6.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * Copyright (c) 2013 Eric Leblond <eric@regit.org> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/ipv6/ping.c b/net/ipv6/ping.c index 4c04bccc7417..87d2d8c1db7c 100644 --- a/net/ipv6/ping.c +++ b/net/ipv6/ping.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -5,17 +6,11 @@ * * "Ping" sockets * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Based on ipv4/ping.c code. * * Authors: Lorenzo Colitti (IPv6 support) * Vasiliy Kulikov / Openwall (IPv4 implementation, for Linux 2.6), * Pavel Kankovsky (IPv4 implementation, for Linux 2.4.32) - * */ #include <net/addrconf.h> diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c index 2356b4af7309..4a8da679866e 100644 --- a/net/ipv6/proc.c +++ b/net/ipv6/proc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -9,11 +10,6 @@ * * Authors: David S. Miller (davem@caip.rutgers.edu) * YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/socket.h> #include <linux/net.h> diff --git a/net/ipv6/protocol.c b/net/ipv6/protocol.c index b5d54d4f995c..d4b1806bab1b 100644 --- a/net/ipv6/protocol.c +++ b/net/ipv6/protocol.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -6,11 +7,6 @@ * PF_INET6 protocol dispatch tables. * * Authors: Pedro Roque <roque@di.fc.ul.pt> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index 96a3559f2a09..70693bc7ad9d 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * RAW sockets for IPv6 * Linux INET6 implementation @@ -11,11 +12,6 @@ * Hideaki YOSHIFUJI : sin6_scope_id support * YOSHIFUJI,H.@USAGI : raw checksum (RFC2292(bis) compliance) * Kazunori MIYAZAWA @USAGI: change process style to use ip6_append_data - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/errno.h> @@ -783,6 +779,7 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len) struct flowi6 fl6; struct ipcm6_cookie ipc6; int addr_len = msg->msg_namelen; + int hdrincl; u16 proto; int err; @@ -796,6 +793,13 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len) if (msg->msg_flags & MSG_OOB) return -EOPNOTSUPP; + /* hdrincl should be READ_ONCE(inet->hdrincl) + * but READ_ONCE() doesn't work with bit fields. + * Doing this indirectly yields the same result. + */ + hdrincl = inet->hdrincl; + hdrincl = READ_ONCE(hdrincl); + /* * Get and verify the address. */ @@ -887,11 +891,14 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len) opt = ipv6_fixup_options(&opt_space, opt); fl6.flowi6_proto = proto; - rfv.msg = msg; - rfv.hlen = 0; - err = rawv6_probe_proto_opt(&rfv, &fl6); - if (err) - goto out; + + if (!hdrincl) { + rfv.msg = msg; + rfv.hlen = 0; + err = rawv6_probe_proto_opt(&rfv, &fl6); + if (err) + goto out; + } if (!ipv6_addr_any(daddr)) fl6.daddr = *daddr; @@ -908,7 +915,7 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len) fl6.flowi6_oif = np->ucast_oif; security_sk_classify_flow(sk, flowi6_to_flowi(&fl6)); - if (inet->hdrincl) + if (hdrincl) fl6.flowi6_flags |= FLOWI_FLAG_KNOWN_NH; if (ipc6.tclass < 0) @@ -931,7 +938,7 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len) goto do_confirm; back_from_confirm: - if (inet->hdrincl) + if (hdrincl) err = rawv6_send_hdrinc(sk, msg, len, &fl6, &dst, msg->msg_flags, &ipc6.sockc); else { diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c index 1a832f5e190b..b2b2c0c38b87 100644 --- a/net/ipv6/reassembly.c +++ b/net/ipv6/reassembly.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPv6 fragment reassembly * Linux INET6 implementation @@ -6,11 +7,6 @@ * Pedro Roque <roque@di.fc.ul.pt> * * Based on: net/ipv4/ip_fragment.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* @@ -302,7 +298,7 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *skb, skb_network_header_len(skb)); rcu_read_lock(); - __IP6_INC_STATS(net, __in6_dev_get(dev), IPSTATS_MIB_REASMOKS); + __IP6_INC_STATS(net, __in6_dev_stats_get(dev, skb), IPSTATS_MIB_REASMOKS); rcu_read_unlock(); fq->q.rb_fragments = RB_ROOT; fq->q.fragments_tail = NULL; @@ -316,7 +312,7 @@ out_oom: net_dbg_ratelimited("ip6_frag_reasm: no memory for reassembly\n"); out_fail: rcu_read_lock(); - __IP6_INC_STATS(net, __in6_dev_get(dev), IPSTATS_MIB_REASMFAILS); + __IP6_INC_STATS(net, __in6_dev_stats_get(dev, skb), IPSTATS_MIB_REASMFAILS); rcu_read_unlock(); inet_frag_kill(&fq->q); return -1; diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 7a014ca877ed..97a843cf164c 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Linux INET6 implementation * FIB front-end. * * Authors: * Pedro Roque <roque@di.fc.ul.pt> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* Changes: @@ -222,7 +218,8 @@ static struct neighbour *ip6_dst_neigh_lookup(const struct dst_entry *dst, { const struct rt6_info *rt = container_of(dst, struct rt6_info, dst); - return ip6_neigh_lookup(&rt->rt6i_gateway, dst->dev, skb, daddr); + return ip6_neigh_lookup(rt6_nexthop(rt, &in6addr_any), + dst->dev, skb, daddr); } static void ip6_confirm_neigh(const struct dst_entry *dst, const void *daddr) @@ -2512,6 +2509,12 @@ static struct rt6_info *__ip6_route_redirect(struct net *net, struct fib6_info *rt; struct fib6_node *fn; + /* l3mdev_update_flow overrides oif if the device is enslaved; in + * this case we must match on the real ingress device, so reset it + */ + if (fl6->flowi6_flags & FLOWI_FLAG_SKIP_NH_OIF) + fl6->flowi6_oif = skb->dev->ifindex; + /* Get the "current" route for this destination and * check if the redirect has come from appropriate router. * @@ -3182,7 +3185,7 @@ static struct fib6_info *ip6_route_info_create(struct fib6_config *cfg, rt->fib6_table = table; rt->fib6_metric = cfg->fc_metric; - rt->fib6_type = cfg->fc_type; + rt->fib6_type = cfg->fc_type ? : RTN_UNICAST; rt->fib6_flags = cfg->fc_flags & ~RTF_GATEWAY; ipv6_addr_prefix(&rt->fib6_dst.addr, &cfg->fc_dst, cfg->fc_dst_len); @@ -5279,7 +5282,7 @@ static struct ctl_table ipv6_route_table_template[] = { .data = &init_net.ipv6.sysctl.skip_notify_on_dev_down, .maxlen = sizeof(int), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = proc_dointvec_minmax, .extra1 = &zero, .extra2 = &one, }, diff --git a/net/ipv6/seg6.c b/net/ipv6/seg6.c index 0c5479ef9b38..75421a472d25 100644 --- a/net/ipv6/seg6.c +++ b/net/ipv6/seg6.c @@ -1,14 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * SR-IPv6 implementation * * Author: * David Lebrun <david.lebrun@uclouvain.be> - * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/errno.h> diff --git a/net/ipv6/seg6_hmac.c b/net/ipv6/seg6_hmac.c index 8546f94f30d4..ffcfcd2b128f 100644 --- a/net/ipv6/seg6_hmac.c +++ b/net/ipv6/seg6_hmac.c @@ -1,14 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * SR-IPv6 implementation -- HMAC functions * * Author: * David Lebrun <david.lebrun@uclouvain.be> - * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/errno.h> diff --git a/net/ipv6/seg6_iptunnel.c b/net/ipv6/seg6_iptunnel.c index 7a525fda8978..ab7f124ff5d7 100644 --- a/net/ipv6/seg6_iptunnel.c +++ b/net/ipv6/seg6_iptunnel.c @@ -1,14 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * SR-IPv6 implementation * * Author: * David Lebrun <david.lebrun@uclouvain.be> - * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/types.h> diff --git a/net/ipv6/seg6_local.c b/net/ipv6/seg6_local.c index 78155fdb8c36..9d4f75e0d33a 100644 --- a/net/ipv6/seg6_local.c +++ b/net/ipv6/seg6_local.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * SR-IPv6 implementation * * Authors: * David Lebrun <david.lebrun@uclouvain.be> * eBPF support: Mathieu Xhonneux <m.xhonneux@gmail.com> - * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/types.h> diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index 971d60bf9640..80610899a323 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPv6 over IPv4 tunnel device - Simple Internet Transition (SIT) * Linux INET6 implementation @@ -6,11 +7,6 @@ * Pedro Roque <roque@di.fc.ul.pt> * Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: * Roger Venning <r.venning@telstra.com>: 6to4 support * Nate Thompson <nate@thebog.net>: 6to4 support diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c index e997141aed8c..16632e02e9b0 100644 --- a/net/ipv6/syncookies.c +++ b/net/ipv6/syncookies.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPv6 Syncookies implementation for the Linux kernel * @@ -6,12 +7,6 @@ * * Based on IPv4 implementation by Andi Kleen * linux/net/ipv4/syncookies.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ #include <linux/tcp.h> diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index beaf28456301..7a14ea37d2df 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * TCP over IPv6 * Linux INET6 implementation @@ -16,11 +17,6 @@ * Alexey Kuznetsov allow both IPv4 and IPv6 sockets to bind * a single port at the same time. * YOSHIFUJI Hideaki @USAGI: convert /proc/net/tcp6 to seq_file. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/bottom_half.h> diff --git a/net/ipv6/tcpv6_offload.c b/net/ipv6/tcpv6_offload.c index 3179c425d7ff..1796856bc24f 100644 --- a/net/ipv6/tcpv6_offload.c +++ b/net/ipv6/tcpv6_offload.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPV6 GSO/GRO offload support * Linux INET6 implementation * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * TCPv6 GSO/GRO support */ #include <linux/indirect_call_wrapper.h> diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 07fa579dfb96..70b01bd95022 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * UDP over IPv6 * Linux INET6 implementation @@ -14,11 +15,6 @@ * a single port at the same time. * Kazunori MIYAZAWA @USAGI: change process style to use ip6_append_data * YOSHIFUJI Hideaki @USAGI: convert /proc/net/udp6 to seq_file. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/errno.h> @@ -243,7 +239,7 @@ struct sock *udp6_lib_lookup_skb(struct sk_buff *skb, return __udp6_lib_lookup(dev_net(skb->dev), &iph->saddr, sport, &iph->daddr, dport, inet6_iif(skb), - inet6_sdif(skb), &udp_table, skb); + inet6_sdif(skb), &udp_table, NULL); } EXPORT_SYMBOL_GPL(udp6_lib_lookup_skb); @@ -369,6 +365,10 @@ try_again: inet6_iif(skb)); } *addr_len = sizeof(*sin6); + + if (cgroup_bpf_enabled) + BPF_CGROUP_RUN_PROG_UDP6_RECVMSG_LOCK(sk, + (struct sockaddr *)sin6); } if (udp_sk(sk)->gro_enabled) @@ -515,7 +515,7 @@ int __udp6_lib_err(struct sk_buff *skb, struct inet6_skb_parm *opt, struct net *net = dev_net(skb->dev); sk = __udp6_lib_lookup(net, daddr, uh->dest, saddr, uh->source, - inet6_iif(skb), inet6_sdif(skb), udptable, skb); + inet6_iif(skb), inet6_sdif(skb), udptable, NULL); if (!sk) { /* No socket for error: try tunnels before discarding */ sk = ERR_PTR(-ENOENT); diff --git a/net/ipv6/udp_offload.c b/net/ipv6/udp_offload.c index 83b11d0ac091..64b8f05d6735 100644 --- a/net/ipv6/udp_offload.c +++ b/net/ipv6/udp_offload.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPV6 GSO/GRO offload support * Linux INET6 implementation * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * UDPv6 GSO support */ #include <linux/skbuff.h> diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c index f35907836444..bf7a7acd39b1 100644 --- a/net/ipv6/udplite.c +++ b/net/ipv6/udplite.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * UDPLITEv6 An implementation of the UDP-Lite protocol over IPv6. * See also net/ipv4/udplite.c @@ -6,10 +7,6 @@ * * Changes: * Fixes: - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/export.h> #include <linux/proc_fs.h> diff --git a/net/ipv6/xfrm6_output.c b/net/ipv6/xfrm6_output.c index 8ad5e54eb8ca..eecac1b7148e 100644 --- a/net/ipv6/xfrm6_output.c +++ b/net/ipv6/xfrm6_output.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * xfrm6_output.c - Common IPsec encapsulation code for IPv6. * Copyright (C) 2002 USAGI/WIDE Project * Copyright (c) 2004 Herbert Xu <herbert@gondor.apana.org.au> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/if_ether.h> diff --git a/net/ipv6/xfrm6_protocol.c b/net/ipv6/xfrm6_protocol.c index aaacac7fdbce..34cb65c7d5a7 100644 --- a/net/ipv6/xfrm6_protocol.c +++ b/net/ipv6/xfrm6_protocol.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* xfrm6_protocol.c - Generic xfrm protocol multiplexer for ipv6. * * Copyright (C) 2013 secunet Security Networks AG @@ -7,11 +8,6 @@ * * Based on: * net/ipv4/xfrm4_protocol.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/init.h> diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c index 36eb8d1d9128..09e1694b6d34 100644 --- a/net/iucv/af_iucv.c +++ b/net/iucv/af_iucv.c @@ -14,6 +14,7 @@ #define pr_fmt(fmt) KMSG_COMPONENT ": " fmt #include <linux/module.h> +#include <linux/netdevice.h> #include <linux/types.h> #include <linux/list.h> #include <linux/errno.h> @@ -347,14 +348,14 @@ static int afiucv_hs_send(struct iucv_message *imsg, struct sock *sock, if (imsg) memcpy(&phs_hdr->iucv_hdr, imsg, sizeof(struct iucv_message)); - skb_push(skb, ETH_HLEN); - memset(skb->data, 0, ETH_HLEN); - skb->dev = iucv->hs_dev; if (!skb->dev) { err = -ENODEV; goto err_free; } + + dev_hard_header(skb, skb->dev, ETH_P_AF_IUCV, NULL, NULL, skb->len); + if (!(skb->dev->flags & IFF_UP) || !netif_carrier_ok(skb->dev)) { err = -ENETDOWN; goto err_free; @@ -367,6 +368,8 @@ static int afiucv_hs_send(struct iucv_message *imsg, struct sock *sock, skb_trim(skb, skb->dev->mtu); } skb->protocol = cpu_to_be16(ETH_P_AF_IUCV); + + __skb_header_release(skb); nskb = skb_clone(skb, GFP_ATOMIC); if (!nskb) { err = -ENOMEM; @@ -466,12 +469,14 @@ static void iucv_sever_path(struct sock *sk, int with_user_data) /* Send controlling flags through an IUCV socket for HIPER transport */ static int iucv_send_ctrl(struct sock *sk, u8 flags) { + struct iucv_sock *iucv = iucv_sk(sk); int err = 0; int blen; struct sk_buff *skb; u8 shutdown = 0; - blen = sizeof(struct af_iucv_trans_hdr) + ETH_HLEN; + blen = sizeof(struct af_iucv_trans_hdr) + + LL_RESERVED_SPACE(iucv->hs_dev); if (sk->sk_shutdown & SEND_SHUTDOWN) { /* controlling flags should be sent anyway */ shutdown = sk->sk_shutdown; @@ -588,7 +593,6 @@ static struct sock *iucv_sock_alloc(struct socket *sock, int proto, gfp_t prio, sk->sk_destruct = iucv_sock_destruct; sk->sk_sndtimeo = IUCV_CONN_TIMEOUT; - sk->sk_allocation = GFP_DMA; sock_reset_flag(sk, SOCK_ZAPPED); @@ -782,6 +786,7 @@ vm_bind: memcpy(iucv->src_user_id, iucv_userid, 8); sk->sk_state = IUCV_BOUND; iucv->transport = AF_IUCV_TRANS_IUCV; + sk->sk_allocation |= GFP_DMA; if (!iucv->msglimit) iucv->msglimit = IUCV_QUEUELEN_DEFAULT; goto done_unlock; @@ -806,6 +811,8 @@ static int iucv_sock_autobind(struct sock *sk) return -EPROTO; memcpy(iucv->src_user_id, iucv_userid, 8); + iucv->transport = AF_IUCV_TRANS_IUCV; + sk->sk_allocation |= GFP_DMA; write_lock_bh(&iucv_sk_list.lock); __iucv_auto_name(iucv); @@ -1131,7 +1138,8 @@ static int iucv_sock_sendmsg(struct socket *sock, struct msghdr *msg, * segmented records using the MSG_EOR flag), but * for SOCK_STREAM we might want to improve it in future */ if (iucv->transport == AF_IUCV_TRANS_HIPER) { - headroom = sizeof(struct af_iucv_trans_hdr) + ETH_HLEN; + headroom = sizeof(struct af_iucv_trans_hdr) + + LL_RESERVED_SPACE(iucv->hs_dev); linear = len; } else { if (len < PAGE_SIZE) { @@ -1781,6 +1789,8 @@ static int iucv_callback_connreq(struct iucv_path *path, niucv = iucv_sk(nsk); iucv_sock_init(nsk, sk); + niucv->transport = AF_IUCV_TRANS_IUCV; + nsk->sk_allocation |= GFP_DMA; /* Set the new iucv_sock */ memcpy(niucv->dst_name, ipuser + 8, 8); @@ -2430,6 +2440,13 @@ out: return err; } +static void afiucv_iucv_exit(void) +{ + device_unregister(af_iucv_dev); + driver_unregister(&af_iucv_driver); + pr_iucv->iucv_unregister(&af_iucv_handler, 0); +} + static int __init afiucv_init(void) { int err; @@ -2463,11 +2480,18 @@ static int __init afiucv_init(void) err = afiucv_iucv_init(); if (err) goto out_sock; - } else - register_netdevice_notifier(&afiucv_netdev_notifier); + } + + err = register_netdevice_notifier(&afiucv_netdev_notifier); + if (err) + goto out_notifier; + dev_add_pack(&iucv_packet_type); return 0; +out_notifier: + if (pr_iucv) + afiucv_iucv_exit(); out_sock: sock_unregister(PF_IUCV); out_proto: @@ -2481,12 +2505,11 @@ out: static void __exit afiucv_exit(void) { if (pr_iucv) { - device_unregister(af_iucv_dev); - driver_unregister(&af_iucv_driver); - pr_iucv->iucv_unregister(&af_iucv_handler, 0); + afiucv_iucv_exit(); symbol_put(iucv_if); - } else - unregister_netdevice_notifier(&afiucv_netdev_notifier); + } + + unregister_netdevice_notifier(&afiucv_netdev_notifier); dev_remove_pack(&iucv_packet_type); sock_unregister(PF_IUCV); proto_unregister(&iucv_proto); diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c index eb502c6290c2..9a2d023842fe 100644 --- a/net/iucv/iucv.c +++ b/net/iucv/iucv.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IUCV base infrastructure. * @@ -17,20 +18,6 @@ * Documentation used: * The original source * CP Programming Service, IBM document # SC24-5760 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #define KMSG_COMPONENT "iucv" diff --git a/net/kcm/kcmsock.c b/net/kcm/kcmsock.c index 44fdc641710d..5dbc0c48f8cb 100644 --- a/net/kcm/kcmsock.c +++ b/net/kcm/kcmsock.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Kernel Connection Multiplexor * * Copyright (c) 2016 Tom Herbert <tom@herbertland.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. */ #include <linux/bpf.h> diff --git a/net/key/af_key.c b/net/key/af_key.c index 4af1e1d60b9f..a50dd6f34b91 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/key/af_key.c An implementation of PF_KEYv2 sockets. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Maxim Giryaev <gem@asplinux.ru> * David S. Miller <davem@redhat.com> * Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c index e4dec03a19fe..105e5a7092e7 100644 --- a/net/l2tp/l2tp_core.c +++ b/net/l2tp/l2tp_core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * L2TP core. * @@ -12,10 +13,6 @@ * Michal Ostrowski <mostrows@speakeasy.net> * Arnaldo Carvalho de Melo <acme@xconectiva.com.br> * David S. Miller (davem@redhat.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/l2tp/l2tp_core.h b/net/l2tp/l2tp_core.h index b2ce90260c35..2db3d50d10a4 100644 --- a/net/l2tp/l2tp_core.h +++ b/net/l2tp/l2tp_core.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * L2TP internal definitions. * * Copyright (c) 2008,2009 Katalix Systems Ltd - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/refcount.h> diff --git a/net/l2tp/l2tp_debugfs.c b/net/l2tp/l2tp_debugfs.c index 9821a1458555..6e2b4b9267e1 100644 --- a/net/l2tp/l2tp_debugfs.c +++ b/net/l2tp/l2tp_debugfs.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * L2TP subsystem debugfs * * Copyright (c) 2010 Katalix Systems Ltd - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c index 8aadc4f3bb9e..bd3f39349d40 100644 --- a/net/l2tp/l2tp_eth.c +++ b/net/l2tp/l2tp_eth.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * L2TPv3 ethernet pseudowire driver * * Copyright (c) 2008,2009,2010 Katalix Systems Ltd - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c index 2cac910c1cd4..622833317dcb 100644 --- a/net/l2tp/l2tp_ip.c +++ b/net/l2tp/l2tp_ip.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * L2TPv3 IP encapsulation support * * Copyright (c) 2008,2009,2010 Katalix Systems Ltd - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c index 4ec546cc1dd6..1a76a0a4e3ab 100644 --- a/net/l2tp/l2tp_ip6.c +++ b/net/l2tp/l2tp_ip6.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * L2TPv3 IP encapsulation support for IPv6 * * Copyright (c) 2012 Katalix Systems Ltd - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c index 6acc7f869b0c..f5a9bdc4980c 100644 --- a/net/l2tp/l2tp_netlink.c +++ b/net/l2tp/l2tp_netlink.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * L2TP netlink layer, for management * @@ -8,10 +9,6 @@ * Copyright (c) 2007 Samuel Ortiz <samuel@sortiz.org> * which is in turn partly based on the wireless netlink code: * Copyright 2006 Johannes Berg <johannes@sipsolutions.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c index f36cae785e82..1d0e5904dedf 100644 --- a/net/l2tp/l2tp_ppp.c +++ b/net/l2tp/l2tp_ppp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /***************************************************************************** * Linux PPP over L2TP (PPPoX/PPPoL2TP) Sockets * @@ -11,11 +12,6 @@ * Based on original work by Martijn van Oosterhout <kleptog@svana.org> * * License: - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ /* This driver handles only L2TP data frames; control frames are handled by a diff --git a/net/l3mdev/l3mdev.c b/net/l3mdev/l3mdev.c index 309dee76724e..cfc9fcb97465 100644 --- a/net/l3mdev/l3mdev.c +++ b/net/l3mdev/l3mdev.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/l3mdev/l3mdev.c - L3 master device implementation * Copyright (c) 2015 Cumulus Networks * Copyright (c) 2015 David Ahern <dsa@cumulusnetworks.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/netdevice.h> diff --git a/net/lapb/lapb_iface.c b/net/lapb/lapb_iface.c index 03f0cd872dce..5d2d1f746b91 100644 --- a/net/lapb/lapb_iface.c +++ b/net/lapb/lapb_iface.c @@ -177,6 +177,7 @@ int lapb_unregister(struct net_device *dev) lapb = __lapb_devtostruct(dev); if (!lapb) goto out; + lapb_put(lapb); lapb_stop_t1timer(lapb); lapb_stop_t2timer(lapb); diff --git a/net/llc/llc_output.c b/net/llc/llc_output.c index 94425e421213..b9ad087bcbd7 100644 --- a/net/llc/llc_output.c +++ b/net/llc/llc_output.c @@ -1,16 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * llc_output.c - LLC minimal output path * * Copyright (c) 1997 by Procom Technology, Inc. * 2001-2003 by Arnaldo Carvalho de Melo <acme@conectiva.com.br> - * - * This program can be redistributed or modified under the terms of the - * GNU General Public License version 2 as published by the Free Software - * Foundation. - * This program is distributed without any warranty or implied warranty - * of merchantability or fitness for a particular purpose. - * - * See the GNU General Public License version 2 for more details. */ #include <linux/if_arp.h> @@ -72,6 +65,8 @@ int llc_build_and_send_ui_pkt(struct llc_sap *sap, struct sk_buff *skb, rc = llc_mac_hdr_init(skb, skb->dev->dev_addr, dmac); if (likely(!rc)) rc = dev_queue_xmit(skb); + else + kfree_skb(skb); return rc; } diff --git a/net/mac80211/aead_api.c b/net/mac80211/aead_api.c index 160f9df30402..c5fe95e49c68 100644 --- a/net/mac80211/aead_api.c +++ b/net/mac80211/aead_api.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2003-2004, Instant802 Networks, Inc. * Copyright 2005-2006, Devicescape Software, Inc. * Copyright 2014-2015, Qualcomm Atheros, Inc. * * Rewrite: Copyright (C) 2013 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/mac80211/aead_api.h b/net/mac80211/aead_api.h index 5e39ea843bbf..7d463b80926a 100644 --- a/net/mac80211/aead_api.h +++ b/net/mac80211/aead_api.h @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef _AEAD_API_H #define _AEAD_API_H diff --git a/net/mac80211/aes_ccm.h b/net/mac80211/aes_ccm.h index e9b7ca0bde5b..96256193cf49 100644 --- a/net/mac80211/aes_ccm.h +++ b/net/mac80211/aes_ccm.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2003-2004, Instant802 Networks, Inc. * Copyright 2006, Devicescape Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef AES_CCM_H diff --git a/net/mac80211/aes_cmac.c b/net/mac80211/aes_cmac.c index 2fb65588490c..57748cab0e28 100644 --- a/net/mac80211/aes_cmac.c +++ b/net/mac80211/aes_cmac.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AES-128-CMAC with TLen 16 for IEEE 802.11w BIP * Copyright 2008, Jouni Malinen <j@w1.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/mac80211/aes_cmac.h b/net/mac80211/aes_cmac.h index fef531f42003..76817446fb83 100644 --- a/net/mac80211/aes_cmac.h +++ b/net/mac80211/aes_cmac.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2008, Jouni Malinen <j@w1.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef AES_CMAC_H diff --git a/net/mac80211/aes_gcm.h b/net/mac80211/aes_gcm.h index d2b096033009..b14093b2f7a9 100644 --- a/net/mac80211/aes_gcm.h +++ b/net/mac80211/aes_gcm.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2014-2015, Qualcomm Atheros, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef AES_GCM_H diff --git a/net/mac80211/aes_gmac.c b/net/mac80211/aes_gmac.c index bd72a862ddb7..363ad1c1dc0c 100644 --- a/net/mac80211/aes_gmac.c +++ b/net/mac80211/aes_gmac.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * AES-GMAC for IEEE 802.11 BIP-GMAC-128 and BIP-GMAC-256 * Copyright 2015, Qualcomm Atheros, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/mac80211/aes_gmac.h b/net/mac80211/aes_gmac.h index 32e6442c95be..c739356bae2a 100644 --- a/net/mac80211/aes_gmac.h +++ b/net/mac80211/aes_gmac.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2015, Qualcomm Atheros, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef AES_GMAC_H diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c index 6a4f154c99f6..01b0dad24500 100644 --- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * HT handling * @@ -9,10 +10,6 @@ * Copyright 2007-2010, Intel Corporation * Copyright(c) 2015-2017 Intel Deutschland GmbH * Copyright (C) 2018 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /** diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c index 2c4cd4183bf9..b11883d26875 100644 --- a/net/mac80211/agg-tx.c +++ b/net/mac80211/agg-tx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * HT handling * @@ -9,10 +10,6 @@ * Copyright 2007-2010, Intel Corporation * Copyright(c) 2015-2017 Intel Deutschland GmbH * Copyright (C) 2018 - 2019 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/ieee80211.h> diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 52e6a091b7e4..a1973a26c7fc 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * mac80211 configuration hooks for cfg80211 * @@ -5,8 +6,6 @@ * Copyright 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2015-2017 Intel Deutschland GmbH * Copyright (C) 2018 Intel Corporation - * - * This file is GPLv2 as found in COPYING. */ #include <linux/ieee80211.h> diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c index 0d462206eef6..271bc2b676a4 100644 --- a/net/mac80211/debugfs.c +++ b/net/mac80211/debugfs.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * mac80211 debugfs for wireless PHYs * * Copyright 2007 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2018 - 2019 Intel Corporation - * - * GPLv2 - * */ #include <linux/debugfs.h> diff --git a/net/mac80211/debugfs_key.c b/net/mac80211/debugfs_key.c index a2ef95f16f11..3509ce0daea3 100644 --- a/net/mac80211/debugfs_key.c +++ b/net/mac80211/debugfs_key.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2003-2005 Devicescape Software, Inc. * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz> * Copyright 2007 Johannes Berg <johannes@sipsolutions.net> * Copyright (C) 2015 Intel Deutschland GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kobject.h> diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index deb3faf08337..f1f2e1c7ac0c 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz> * Copyright 2007 Johannes Berg <johannes@sipsolutions.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c index 8e921281e0d5..3fd79ccb293b 100644 --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2003-2005 Devicescape Software, Inc. * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz> @@ -5,10 +6,6 @@ * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright(c) 2016 Intel Deutschland GmbH * Copyright (C) 2018 - 2019 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/debugfs.h> diff --git a/net/mac80211/driver-ops.c b/net/mac80211/driver-ops.c index 839c0022a29c..acd4afb4944b 100644 --- a/net/mac80211/driver-ops.c +++ b/net/mac80211/driver-ops.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2015 Intel Deutschland GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <net/mac80211.h> #include "ieee80211_i.h" diff --git a/net/mac80211/ethtool.c b/net/mac80211/ethtool.c index 5ac743816b59..99a2e30b3833 100644 --- a/net/mac80211/ethtool.c +++ b/net/mac80211/ethtool.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * mac80211 ethtool hooks for cfg80211 * @@ -5,8 +6,6 @@ * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2014 Intel Corporation (Author: Johannes Berg) * Copyright (C) 2018 Intel Corporation - * - * This file is GPLv2 as found in COPYING. */ #include <linux/types.h> #include <net/cfg80211.h> diff --git a/net/mac80211/fils_aead.c b/net/mac80211/fils_aead.c index 3cfb1e2ab7ac..a13ae148937e 100644 --- a/net/mac80211/fils_aead.c +++ b/net/mac80211/fils_aead.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * FILS AEAD for (Re)Association Request/Response frames * Copyright 2016, Qualcomm Atheros, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <crypto/aes.h> diff --git a/net/mac80211/fils_aead.h b/net/mac80211/fils_aead.h index fbc65232f0b3..c868153f8720 100644 --- a/net/mac80211/fils_aead.h +++ b/net/mac80211/fils_aead.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * FILS AEAD for (Re)Association Request/Response frames * Copyright 2016, Qualcomm Atheros, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef FILS_AEAD_H diff --git a/net/mac80211/he.c b/net/mac80211/he.c index 769078ed5a12..219650591c79 100644 --- a/net/mac80211/he.c +++ b/net/mac80211/he.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * HE handling * * Copyright(c) 2017 Intel Deutschland GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "ieee80211_i.h" diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c index c62101857b9b..d5a500b2a448 100644 --- a/net/mac80211/ht.c +++ b/net/mac80211/ht.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * HT handling * @@ -8,10 +9,6 @@ * Copyright 2007, Michael Wu <flamingice@sourmilk.net> * Copyright 2007-2010, Intel Corporation * Copyright 2017 Intel Deutschland GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/ieee80211.h> diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 4e4507115cf3..f00dca056295 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IBSS mode implementation * Copyright 2003-2008, Jouni Malinen <j@w1.fi> @@ -9,10 +10,6 @@ * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright(c) 2016 Intel Deutschland GmbH * Copyright(c) 2018-2019 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 073a8235ae1b..6396d46a9a71 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2005, Devicescape Software, Inc. @@ -5,10 +6,6 @@ * Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2018-2019 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef IEEE80211_I_H @@ -1435,7 +1432,7 @@ ieee80211_get_sband(struct ieee80211_sub_if_data *sdata) rcu_read_lock(); chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); - if (WARN_ON(!chanctx_conf)) { + if (WARN_ON_ONCE(!chanctx_conf)) { rcu_read_unlock(); return NULL; } @@ -2038,6 +2035,13 @@ void __ieee80211_flush_queues(struct ieee80211_local *local, static inline bool ieee80211_can_run_worker(struct ieee80211_local *local) { /* + * It's unsafe to try to do any work during reconfigure flow. + * When the flow ends the work will be requeued. + */ + if (local->in_reconfig) + return false; + + /* * If quiescing is set, we are racing with __ieee80211_suspend. * __ieee80211_suspend flushes the workers after setting quiescing, * and we check quiescing / suspended before enqueing new workers. @@ -2225,6 +2229,9 @@ void ieee80211_tdls_cancel_channel_switch(struct wiphy *wiphy, const u8 *addr); void ieee80211_teardown_tdls_peers(struct ieee80211_sub_if_data *sdata); void ieee80211_tdls_chsw_work(struct work_struct *wk); +void ieee80211_tdls_handle_disconnect(struct ieee80211_sub_if_data *sdata, + const u8 *peer, u16 reason); +const char *ieee80211_get_reason_code_string(u16 reason_code); extern const struct ethtool_ops ieee80211_ethtool_ops; diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 410685d38c46..06aac0aaae64 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Interface handling * @@ -8,10 +9,6 @@ * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (c) 2016 Intel Deutschland GmbH * Copyright (C) 2018 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/slab.h> #include <linux/kernel.h> diff --git a/net/mac80211/key.c b/net/mac80211/key.c index 20bf9db7a388..157ff5f890d2 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2005-2006, Devicescape Software, Inc. @@ -5,10 +6,6 @@ * Copyright 2007-2008 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright 2015-2017 Intel Deutschland GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/if_ether.h> @@ -268,11 +265,9 @@ int ieee80211_set_tx_key(struct ieee80211_key *key) { struct sta_info *sta = key->sta; struct ieee80211_local *local = key->local; - struct ieee80211_key *old; assert_key_lock(local); - old = key_mtx_dereference(local, sta->ptk[sta->ptk_idx]); sta->ptk_idx = key->conf.keyidx; ieee80211_check_fast_xmit(sta); diff --git a/net/mac80211/key.h b/net/mac80211/key.h index f06fbd03d235..be118c39433f 100644 --- a/net/mac80211/key.h +++ b/net/mac80211/key.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2002-2004, Instant802 Networks, Inc. * Copyright 2005, Devicescape Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef IEEE80211_KEY_H diff --git a/net/mac80211/led.c b/net/mac80211/led.c index d6c66fc19716..b275c8853074 100644 --- a/net/mac80211/led.c +++ b/net/mac80211/led.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2006, Johannes Berg <johannes@sipsolutions.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* just for IFNAMSIZ */ diff --git a/net/mac80211/led.h b/net/mac80211/led.h index a7893a1ac98b..fb3aaa3c5606 100644 --- a/net/mac80211/led.h +++ b/net/mac80211/led.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2006, Johannes Berg <johannes@sipsolutions.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/list.h> diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 2b608044ae23..55583b71ffaf 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2005-2006, Devicescape Software, Inc. @@ -5,10 +6,6 @@ * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2017 Intel Deutschland GmbH * Copyright (C) 2018 - 2019 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <net/mac80211.h> diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index 766e5e5bab8a..2e7fa743c892 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008, 2009 open80211s Ltd. * Copyright (C) 2018 - 2019 Intel Corporation * Authors: Luis Carlos Cobo <luisca@cozybit.com> * Javier Cardona <javier@cozybit.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/slab.h> @@ -929,6 +926,7 @@ void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata) /* flush STAs and mpaths on this iface */ sta_info_flush(sdata); + ieee80211_free_keys(sdata, true); mesh_path_flush_by_iface(sdata); /* stop the beacon */ @@ -1220,7 +1218,8 @@ int ieee80211_mesh_finish_csa(struct ieee80211_sub_if_data *sdata) ifmsh->chsw_ttl = 0; /* Remove the CSA and MCSP elements from the beacon */ - tmp_csa_settings = rcu_dereference(ifmsh->csa); + tmp_csa_settings = rcu_dereference_protected(ifmsh->csa, + lockdep_is_held(&sdata->wdev.mtx)); RCU_INIT_POINTER(ifmsh->csa, NULL); if (tmp_csa_settings) kfree_rcu(tmp_csa_settings, rcu_head); @@ -1242,6 +1241,8 @@ int ieee80211_mesh_csa_beacon(struct ieee80211_sub_if_data *sdata, struct mesh_csa_settings *tmp_csa_settings; int ret = 0; + lockdep_assert_held(&sdata->wdev.mtx); + tmp_csa_settings = kmalloc(sizeof(*tmp_csa_settings), GFP_ATOMIC); if (!tmp_csa_settings) diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h index 88535a2e62bc..94d57cce70da 100644 --- a/net/mac80211/mesh.h +++ b/net/mac80211/mesh.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2008, 2009 open80211s Ltd. * Authors: Luis Carlos Cobo <luisca@cozybit.com> * Javier Cardona <javier@cozybit.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef IEEE80211S_H diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c index bf8e13cd5fd1..68af62306385 100644 --- a/net/mac80211/mesh_hwmp.c +++ b/net/mac80211/mesh_hwmp.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008, 2009 open80211s Ltd. * Copyright (C) 2019 Intel Corporation * Author: Luis Carlos Cobo <luisca@cozybit.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/slab.h> diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c index 796b069ad251..117519bf33d6 100644 --- a/net/mac80211/mesh_pathtbl.c +++ b/net/mac80211/mesh_pathtbl.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008, 2009 open80211s Ltd. * Author: Luis Carlos Cobo <luisca@cozybit.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/etherdevice.h> diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index 8afd0ece94c9..dd3aefd052a9 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008, 2009 open80211s Ltd. * Copyright (C) 2019 Intel Corporation * Author: Luis Carlos Cobo <luisca@cozybit.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gfp.h> #include <linux/kernel.h> diff --git a/net/mac80211/mesh_ps.c b/net/mac80211/mesh_ps.c index d8cd91424175..031e905f684a 100644 --- a/net/mac80211/mesh_ps.c +++ b/net/mac80211/mesh_ps.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2012-2013, Marco Porsch <marco.porsch@s2005.tu-chemnitz.de> * Copyright 2012-2013, cozybit Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "mesh.h" diff --git a/net/mac80211/mesh_sync.c b/net/mac80211/mesh_sync.c index a435f094a82e..fde93de2b80a 100644 --- a/net/mac80211/mesh_sync.c +++ b/net/mac80211/mesh_sync.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2011-2012, Pavel Zubarev <pavel.zubarev@gmail.com> * Copyright 2011-2012, Marco Porsch <marco.porsch@s2005.tu-chemnitz.de> * Copyright 2011-2012, cozybit Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include "ieee80211_i.h" diff --git a/net/mac80211/michael.c b/net/mac80211/michael.c index 37e172701a63..a57502d9ffec 100644 --- a/net/mac80211/michael.c +++ b/net/mac80211/michael.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Michael MIC implementation - optimized for TKIP MIC operations * Copyright 2002-2003, Instant802 Networks, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> #include <linux/bitops.h> diff --git a/net/mac80211/michael.h b/net/mac80211/michael.h index 0e4886f881f1..a7fdb8e84615 100644 --- a/net/mac80211/michael.h +++ b/net/mac80211/michael.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Michael MIC implementation - optimized for TKIP MIC operations * Copyright 2002-2003, Instant802 Networks, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef MICHAEL_H diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index b7a9fe3d5fcb..379d2ab6d327 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * BSS client mode implementation * Copyright 2003-2008, Jouni Malinen <j@w1.fi> @@ -8,10 +9,6 @@ * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015 - 2017 Intel Deutschland GmbH * Copyright (C) 2018 - 2019 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> @@ -2963,7 +2960,7 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata, #define case_WLAN(type) \ case WLAN_REASON_##type: return #type -static const char *ieee80211_get_reason_code_string(u16 reason_code) +const char *ieee80211_get_reason_code_string(u16 reason_code) { switch (reason_code) { case_WLAN(UNSPECIFIED); @@ -3028,6 +3025,11 @@ static void ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata, if (len < 24 + 2) return; + if (!ether_addr_equal(mgmt->bssid, mgmt->sa)) { + ieee80211_tdls_handle_disconnect(sdata, mgmt->sa, reason_code); + return; + } + if (ifmgd->associated && ether_addr_equal(mgmt->bssid, ifmgd->associated->bssid)) { const u8 *bssid = ifmgd->associated->bssid; @@ -3077,6 +3079,11 @@ static void ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata, reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code); + if (!ether_addr_equal(mgmt->bssid, mgmt->sa)) { + ieee80211_tdls_handle_disconnect(sdata, mgmt->sa, reason_code); + return; + } + sdata_info(sdata, "disassociated from %pM (Reason: %u=%s)\n", mgmt->sa, reason_code, ieee80211_get_reason_code_string(reason_code)); diff --git a/net/mac80211/ocb.c b/net/mac80211/ocb.c index d351dc1162be..7c1a735b9eee 100644 --- a/net/mac80211/ocb.c +++ b/net/mac80211/ocb.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OCB mode implementation * @@ -5,10 +6,6 @@ * (c) 2014 Volkswagen Group Research * Author: Rostislav Lisovy <rostislav.lisovy@fel.cvut.cz> * Funded by: Volkswagen Group Research - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c index 8ef4153cd299..6e5961d7f639 100644 --- a/net/mac80211/offchannel.c +++ b/net/mac80211/offchannel.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Off-channel operation helpers * @@ -7,10 +8,6 @@ * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> * Copyright 2007, Michael Wu <flamingice@sourmilk.net> * Copyright 2009 Johannes Berg <johannes@sipsolutions.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> #include <net/mac80211.h> diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c index 76f303fda3ed..47ee36677c2b 100644 --- a/net/mac80211/rate.c +++ b/net/mac80211/rate.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2005-2006, Devicescape Software, Inc. * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz> * Copyright 2017 Intel Deutschland GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h index d59198191a79..5d5348bc41ec 100644 --- a/net/mac80211/rate.h +++ b/net/mac80211/rate.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2005, Devicescape Software, Inc. * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef IEEE80211_RATE_H diff --git a/net/mac80211/rc80211_minstrel.h b/net/mac80211/rc80211_minstrel.h index 23ec953e3a24..3c96a853adbd 100644 --- a/net/mac80211/rc80211_minstrel.h +++ b/net/mac80211/rc80211_minstrel.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __RC_MINSTREL_H diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c index 8b168724c5e7..298a1acb3ce5 100644 --- a/net/mac80211/rc80211_minstrel_ht.c +++ b/net/mac80211/rc80211_minstrel_ht.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010-2013 Felix Fietkau <nbd@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/netdevice.h> #include <linux/types.h> @@ -998,8 +995,6 @@ minstrel_ht_update_rates(struct minstrel_priv *mp, struct minstrel_ht_sta *mi) } if (mp->hw->max_rates >= 2) { - /* - * At least 2 tx rates supported, use max_prob_rate next */ minstrel_ht_set_rate(mp, mi, rates, i++, mi->max_prob_rate); } diff --git a/net/mac80211/rc80211_minstrel_ht.h b/net/mac80211/rc80211_minstrel_ht.h index f762e5ba7c2e..80296268c778 100644 --- a/net/mac80211/rc80211_minstrel_ht.h +++ b/net/mac80211/rc80211_minstrel_ht.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2010 Felix Fietkau <nbd@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __RC_MINSTREL_HT_H diff --git a/net/mac80211/rc80211_minstrel_ht_debugfs.c b/net/mac80211/rc80211_minstrel_ht_debugfs.c index 31641d0b0f5c..5a6e9f3edc04 100644 --- a/net/mac80211/rc80211_minstrel_ht_debugfs.c +++ b/net/mac80211/rc80211_minstrel_ht_debugfs.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2010 Felix Fietkau <nbd@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/netdevice.h> #include <linux/types.h> diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 25577ede2986..3c1ab870fefe 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2005-2006, Devicescape Software, Inc. @@ -6,10 +7,6 @@ * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright(c) 2015 - 2017 Intel Deutschland GmbH * Copyright (C) 2018-2019 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/jiffies.h> @@ -3831,6 +3828,8 @@ static bool ieee80211_accept_frame(struct ieee80211_rx_data *rx) case NL80211_IFTYPE_STATION: if (!bssid && !sdata->u.mgd.use_4addr) return false; + if (ieee80211_is_robust_mgmt_frame(skb) && !rx->sta) + return false; if (multicast) return true; return ether_addr_equal(sdata->vif.addr, hdr->addr1); diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index 0cf066700623..adf94ba1ed77 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Scanning implementation * @@ -9,10 +10,6 @@ * Copyright 2013-2015 Intel Mobile Communications GmbH * Copyright 2016-2017 Intel Deutschland GmbH * Copyright (C) 2018-2019 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/if_arp.h> diff --git a/net/mac80211/spectmgmt.c b/net/mac80211/spectmgmt.c index 3c644f14dd59..5fe2b645912f 100644 --- a/net/mac80211/spectmgmt.c +++ b/net/mac80211/spectmgmt.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * spectrum management * @@ -9,10 +10,6 @@ * Copyright 2007-2008, Intel Corporation * Copyright 2008, Johannes Berg <johannes@sipsolutions.net> * Copyright (C) 2018 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/ieee80211.h> diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index a4932ee3595c..187f62a48b2b 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015 - 2017 Intel Deutschland GmbH * Copyright (C) 2018 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 71f7e4973329..3260d4234920 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2002-2005, Devicescape Software, Inc. * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright(c) 2015-2017 Intel Deutschland GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef STA_INFO_H diff --git a/net/mac80211/status.c b/net/mac80211/status.c index 5b9952b1caf3..a88e3bf17e9d 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2005-2006, Devicescape Software, Inc. * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> * Copyright 2008-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index 24c37f91ca46..fca1f5477396 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * mac80211 TDLS handling code * @@ -6,8 +7,6 @@ * Copyright 2014 Intel Mobile Communications GmbH * Copyright 2015 - 2016 Intel Deutschland GmbH * Copyright (C) 2019 Intel Corporation - * - * This file is GPLv2 as found in COPYING. */ #include <linux/ieee80211.h> @@ -1994,3 +1993,26 @@ void ieee80211_tdls_chsw_work(struct work_struct *wk) } rtnl_unlock(); } + +void ieee80211_tdls_handle_disconnect(struct ieee80211_sub_if_data *sdata, + const u8 *peer, u16 reason) +{ + struct ieee80211_sta *sta; + + rcu_read_lock(); + sta = ieee80211_find_sta(&sdata->vif, peer); + if (!sta || !sta->tdls) { + rcu_read_unlock(); + return; + } + rcu_read_unlock(); + + tdls_dbg(sdata, "disconnected from TDLS peer %pM (Reason: %u=%s)\n", + peer, reason, + ieee80211_get_reason_code_string(reason)); + + ieee80211_tdls_oper_request(&sdata->vif, peer, + NL80211_TDLS_TEARDOWN, + WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE, + GFP_ATOMIC); +} diff --git a/net/mac80211/tkip.c b/net/mac80211/tkip.c index b3622823bad2..7914b8e3ce8c 100644 --- a/net/mac80211/tkip.c +++ b/net/mac80211/tkip.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2002-2004, Instant802 Networks, Inc. * Copyright 2005, Devicescape Software, Inc. * Copyright (C) 2016 Intel Deutschland GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/bitops.h> diff --git a/net/mac80211/tkip.h b/net/mac80211/tkip.h index a1bcbfbefe7c..676a7babdf5d 100644 --- a/net/mac80211/tkip.h +++ b/net/mac80211/tkip.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2002-2004, Instant802 Networks, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef TKIP_H diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index dd220b977025..f13eb2f61ccf 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2005-2006, Devicescape Software, Inc. @@ -6,11 +7,6 @@ * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2018 Intel Corporation * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * * Transmit and frame generation functions. */ diff --git a/net/mac80211/util.c b/net/mac80211/util.c index cba4633cd6cf..1b224fa27367 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2005-2006, Devicescape Software, Inc. @@ -7,10 +8,6 @@ * Copyright (C) 2015-2017 Intel Deutschland GmbH * Copyright (C) 2018-2019 Intel Corporation * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * utilities for mac80211 */ @@ -2480,6 +2477,10 @@ int ieee80211_reconfig(struct ieee80211_local *local) mutex_lock(&local->mtx); ieee80211_start_next_roc(local); mutex_unlock(&local->mtx); + + /* Requeue all works */ + list_for_each_entry(sdata, &local->interfaces, list) + ieee80211_queue_work(&local->hw, &sdata->work); } ieee80211_wake_queues_by_reason(hw, IEEE80211_MAX_QUEUE_MAP, @@ -3795,7 +3796,9 @@ int ieee80211_check_combinations(struct ieee80211_sub_if_data *sdata, } /* Always allow software iftypes */ - if (local->hw.wiphy->software_iftypes & BIT(iftype)) { + if (local->hw.wiphy->software_iftypes & BIT(iftype) || + (iftype == NL80211_IFTYPE_AP_VLAN && + local->hw.wiphy->flags & WIPHY_FLAG_4ADDR_AP)) { if (radar_detect) return -EINVAL; return 0; diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c index 006d82e4a397..b20ff28d9f30 100644 --- a/net/mac80211/vht.c +++ b/net/mac80211/vht.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * VHT handling * * Portions of this file * Copyright(c) 2015 - 2016 Intel Deutschland GmbH * Copyright (C) 2018 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/ieee80211.h> diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c index bfe9ed9f4c48..3d9e92867ef0 100644 --- a/net/mac80211/wep.c +++ b/net/mac80211/wep.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Software WEP encryption implementation * Copyright 2002, Jouni Malinen <jkmaline@cc.hut.fi> * Copyright 2003, Instant802 Networks, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/netdevice.h> diff --git a/net/mac80211/wep.h b/net/mac80211/wep.h index 9615749d1f65..866a6798c9ef 100644 --- a/net/mac80211/wep.h +++ b/net/mac80211/wep.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Software WEP encryption implementation * Copyright 2002, Jouni Malinen <jkmaline@cc.hut.fi> * Copyright 2003, Instant802 Networks, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef WEP_H diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c index 6a3187883c4b..72920d82928c 100644 --- a/net/mac80211/wme.c +++ b/net/mac80211/wme.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2004, Instant802 Networks, Inc. * Copyright 2013-2014 Intel Mobile Communications GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/netdevice.h> diff --git a/net/mac80211/wme.h b/net/mac80211/wme.h index b1b1439cb91b..2e3dec0b6087 100644 --- a/net/mac80211/wme.h +++ b/net/mac80211/wme.h @@ -1,10 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2004, Instant802 Networks, Inc. * Copyright 2005, Devicescape Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _WME_H diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c index 58d0b258b684..a51c7909366e 100644 --- a/net/mac80211/wpa.c +++ b/net/mac80211/wpa.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2002-2004, Instant802 Networks, Inc. * Copyright 2008, Jouni Malinen <j@w1.fi> * Copyright (C) 2016-2017 Intel Deutschland GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/netdevice.h> @@ -1175,7 +1172,7 @@ ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx) struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb); struct ieee80211_key *key = rx->key; struct ieee80211_mmie_16 *mmie; - u8 aad[GMAC_AAD_LEN], mic[GMAC_MIC_LEN], ipn[6], nonce[GMAC_NONCE_LEN]; + u8 aad[GMAC_AAD_LEN], *mic, ipn[6], nonce[GMAC_NONCE_LEN]; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; if (!ieee80211_is_mgmt(hdr->frame_control)) @@ -1206,13 +1203,18 @@ ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx) memcpy(nonce, hdr->addr2, ETH_ALEN); memcpy(nonce + ETH_ALEN, ipn, 6); + mic = kmalloc(GMAC_MIC_LEN, GFP_ATOMIC); + if (!mic) + return RX_DROP_UNUSABLE; if (ieee80211_aes_gmac(key->u.aes_gmac.tfm, aad, nonce, skb->data + 24, skb->len - 24, mic) < 0 || crypto_memneq(mic, mmie->mic, sizeof(mmie->mic))) { key->u.aes_gmac.icverrors++; + kfree(mic); return RX_DROP_UNUSABLE; } + kfree(mic); } memcpy(key->u.aes_gmac.rx_pn, ipn, 6); diff --git a/net/mac80211/wpa.h b/net/mac80211/wpa.h index d98011ee8f55..af3272284e85 100644 --- a/net/mac80211/wpa.h +++ b/net/mac80211/wpa.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2002-2004, Instant802 Networks, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef WPA_H diff --git a/net/mac802154/cfg.c b/net/mac802154/cfg.c index 57b5e94471af..fbeebe3bc31d 100644 --- a/net/mac802154/cfg.c +++ b/net/mac802154/cfg.c @@ -1,11 +1,5 @@ -/* This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. +// SPDX-License-Identifier: GPL-2.0-only +/* * * Authors: * Alexander Aring <aar@pengutronix.de> diff --git a/net/mac802154/ieee802154_i.h b/net/mac802154/ieee802154_i.h index 62141dcec2d6..702560acc8ce 100644 --- a/net/mac802154/ieee802154_i.h +++ b/net/mac802154/ieee802154_i.h @@ -1,15 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2007-2012 Siemens AG * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Pavel Smolenskiy <pavel.smolenskiy@gmail.com> * Maxim Gorbachyov <maxim.gorbachev@siemens.com> diff --git a/net/mac802154/iface.c b/net/mac802154/iface.c index bd88a9b80773..1cf5ac09edcb 100644 --- a/net/mac802154/iface.c +++ b/net/mac802154/iface.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2007-2012 Siemens AG * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> * Sergey Lapin <slapin@ossfans.org> diff --git a/net/mac802154/llsec.c b/net/mac802154/llsec.c index 7e29f88dbf6a..c079ee69d3d0 100644 --- a/net/mac802154/llsec.c +++ b/net/mac802154/llsec.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014 Fraunhofer ITWM * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de> */ diff --git a/net/mac802154/llsec.h b/net/mac802154/llsec.h index 8be46d74dc39..ddeb79228204 100644 --- a/net/mac802154/llsec.h +++ b/net/mac802154/llsec.h @@ -1,15 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2014 Fraunhofer ITWM * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de> */ diff --git a/net/mac802154/mac_cmd.c b/net/mac802154/mac_cmd.c index 3db16346cab3..8ea5b6402f5d 100644 --- a/net/mac802154/mac_cmd.c +++ b/net/mac802154/mac_cmd.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * MAC commands interface * * Copyright 2007-2012 Siemens AG * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Sergey Lapin <slapin@ossfans.org> * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> diff --git a/net/mac802154/main.c b/net/mac802154/main.c index 87da85ae5a6b..06ea0f8bfd5c 100644 --- a/net/mac802154/main.c +++ b/net/mac802154/main.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2007-2012 Siemens AG * * Written by: * Alexander Smirnov <alex.bluesman.smirnov@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/kernel.h> diff --git a/net/mac802154/mib.c b/net/mac802154/mib.c index 73f94fbf8785..81666e1d779d 100644 --- a/net/mac802154/mib.c +++ b/net/mac802154/mib.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2007-2012 Siemens AG * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> * Sergey Lapin <slapin@ossfans.org> diff --git a/net/mac802154/rx.c b/net/mac802154/rx.c index 4dcf6e18563a..b8ce84618a55 100644 --- a/net/mac802154/rx.c +++ b/net/mac802154/rx.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2007-2012 Siemens AG * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Pavel Smolenskiy <pavel.smolenskiy@gmail.com> * Maxim Gorbachyov <maxim.gorbachev@siemens.com> diff --git a/net/mac802154/tx.c b/net/mac802154/tx.c index bcd1a5e6ebf4..ab52811523e9 100644 --- a/net/mac802154/tx.c +++ b/net/mac802154/tx.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2007-2012 Siemens AG * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Written by: * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> * Sergey Lapin <slapin@ossfans.org> diff --git a/net/mac802154/util.c b/net/mac802154/util.c index 7c03fb0ea34c..f2078238718b 100644 --- a/net/mac802154/util.c +++ b/net/mac802154/util.c @@ -1,11 +1,5 @@ -/* This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. +// SPDX-License-Identifier: GPL-2.0-only +/* * * Authors: * Alexander Aring <aar@pengutronix.de> diff --git a/net/mpls/Kconfig b/net/mpls/Kconfig index d9391beea980..d1ad69b7942a 100644 --- a/net/mpls/Kconfig +++ b/net/mpls/Kconfig @@ -26,6 +26,7 @@ config NET_MPLS_GSO config MPLS_ROUTING tristate "MPLS: routing support" depends on NET_IP_TUNNEL || NET_IP_TUNNEL=n + depends on PROC_SYSCTL ---help--- Add support for forwarding of mpls packets. diff --git a/net/mpls/mpls_gso.c b/net/mpls/mpls_gso.c index b4da6d8e8632..b1690149b6fa 100644 --- a/net/mpls/mpls_gso.c +++ b/net/mpls/mpls_gso.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * MPLS GSO Support * * Authors: Simon Horman (horms@verge.net.au) * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Based on: GSO portions of net/ipv4/gre.c */ diff --git a/net/mpls/mpls_iptunnel.c b/net/mpls/mpls_iptunnel.c index 951b52d5835b..d25e91d7bdc1 100644 --- a/net/mpls/mpls_iptunnel.c +++ b/net/mpls/mpls_iptunnel.c @@ -1,14 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * mpls tunnels An implementation mpls tunnels using the light weight tunnel * infrastructure * * Authors: Roopa Prabhu, <roopa@cumulusnetworks.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ #include <linux/types.h> #include <linux/skbuff.h> @@ -28,7 +23,7 @@ #include "internal.h" static const struct nla_policy mpls_iptunnel_policy[MPLS_IPTUNNEL_MAX + 1] = { - [MPLS_IPTUNNEL_DST] = { .type = NLA_U32 }, + [MPLS_IPTUNNEL_DST] = { .len = sizeof(u32) }, [MPLS_IPTUNNEL_TTL] = { .type = NLA_U8 }, }; diff --git a/net/ncsi/internal.h b/net/ncsi/internal.h index 87505600dbb2..0b3f0673e1a2 100644 --- a/net/ncsi/internal.h +++ b/net/ncsi/internal.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright Gavin Shan, IBM Corporation 2016. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #ifndef __NCSI_INTERNAL_H__ diff --git a/net/ncsi/ncsi-aen.c b/net/ncsi/ncsi-aen.c index 26d67e27551f..b635c194f0a8 100644 --- a/net/ncsi/ncsi-aen.c +++ b/net/ncsi/ncsi-aen.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright Gavin Shan, IBM Corporation 2016. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> diff --git a/net/ncsi/ncsi-cmd.c b/net/ncsi/ncsi-cmd.c index 356af474e43c..5c3fad8cba57 100644 --- a/net/ncsi/ncsi-cmd.c +++ b/net/ncsi/ncsi-cmd.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright Gavin Shan, IBM Corporation 2016. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> diff --git a/net/ncsi/ncsi-manage.c b/net/ncsi/ncsi-manage.c index 31359d5e14ad..755aab66dcab 100644 --- a/net/ncsi/ncsi-manage.c +++ b/net/ncsi/ncsi-manage.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright Gavin Shan, IBM Corporation 2016. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> diff --git a/net/ncsi/ncsi-netlink.c b/net/ncsi/ncsi-netlink.c index 7fc4feddafa3..8b386d766e7d 100644 --- a/net/ncsi/ncsi-netlink.c +++ b/net/ncsi/ncsi-netlink.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright Samuel Mendoza-Jonas, IBM Corporation 2018. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> diff --git a/net/ncsi/ncsi-netlink.h b/net/ncsi/ncsi-netlink.h index c4a46887a932..7502723fba83 100644 --- a/net/ncsi/ncsi-netlink.h +++ b/net/ncsi/ncsi-netlink.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright Samuel Mendoza-Jonas, IBM Corporation 2018. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #ifndef __NCSI_NETLINK_H__ diff --git a/net/ncsi/ncsi-pkt.h b/net/ncsi/ncsi-pkt.h index 2a6d83a596c9..a8e9def593f2 100644 --- a/net/ncsi/ncsi-pkt.h +++ b/net/ncsi/ncsi-pkt.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright Gavin Shan, IBM Corporation 2016. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #ifndef __NCSI_PKT_H__ diff --git a/net/ncsi/ncsi-rsp.c b/net/ncsi/ncsi-rsp.c index 802db01e3075..7581bf919885 100644 --- a/net/ncsi/ncsi-rsp.c +++ b/net/ncsi/ncsi-rsp.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright Gavin Shan, IBM Corporation 2016. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> diff --git a/net/netfilter/ipset/ip_set_bitmap_gen.h b/net/netfilter/ipset/ip_set_bitmap_gen.h index 38ef2ea838cb..8acc4e173167 100644 --- a/net/netfilter/ipset/ip_set_bitmap_gen.h +++ b/net/netfilter/ipset/ip_set_bitmap_gen.h @@ -1,8 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* Copyright (C) 2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __IP_SET_BITMAP_IP_GEN_H diff --git a/net/netfilter/ipset/ip_set_bitmap_ip.c b/net/netfilter/ipset/ip_set_bitmap_ip.c index 488d6d05c65c..e3884b0cca91 100644 --- a/net/netfilter/ipset/ip_set_bitmap_ip.c +++ b/net/netfilter/ipset/ip_set_bitmap_ip.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2000-2002 Joakim Axelsson <gozem@linux.nu> * Patrick Schaaf <bof@bof.de> * Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the bitmap:ip type */ diff --git a/net/netfilter/ipset/ip_set_bitmap_ipmac.c b/net/netfilter/ipset/ip_set_bitmap_ipmac.c index 980000fc3b50..b73c37b3a791 100644 --- a/net/netfilter/ipset/ip_set_bitmap_ipmac.c +++ b/net/netfilter/ipset/ip_set_bitmap_ipmac.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2000-2002 Joakim Axelsson <gozem@linux.nu> * Patrick Schaaf <bof@bof.de> * Martin Josefsson <gandalf@wlug.westbo.se> * Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the bitmap:ip,mac type */ diff --git a/net/netfilter/ipset/ip_set_bitmap_port.c b/net/netfilter/ipset/ip_set_bitmap_port.c index b561ca8b3659..d8c140553379 100644 --- a/net/netfilter/ipset/ip_set_bitmap_port.c +++ b/net/netfilter/ipset/ip_set_bitmap_port.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the bitmap:port type */ diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c index 3f4a4936f63c..3cdf171cd468 100644 --- a/net/netfilter/ipset/ip_set_core.c +++ b/net/netfilter/ipset/ip_set_core.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2000-2002 Joakim Axelsson <gozem@linux.nu> * Patrick Schaaf <bof@bof.de> * Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module for IP set management */ diff --git a/net/netfilter/ipset/ip_set_getport.c b/net/netfilter/ipset/ip_set_getport.c index 3f09cdb42562..2384e36aef5c 100644 --- a/net/netfilter/ipset/ip_set_getport.c +++ b/net/netfilter/ipset/ip_set_getport.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2003-2011 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Get Layer-4 data from the packets */ diff --git a/net/netfilter/ipset/ip_set_hash_gen.h b/net/netfilter/ipset/ip_set_hash_gen.h index 01d51f775f12..10f619625abd 100644 --- a/net/netfilter/ipset/ip_set_hash_gen.h +++ b/net/netfilter/ipset/ip_set_hash_gen.h @@ -1,8 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* Copyright (C) 2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef _IP_SET_HASH_GEN_H diff --git a/net/netfilter/ipset/ip_set_hash_ip.c b/net/netfilter/ipset/ip_set_hash_ip.c index 613eb212cb48..69d7576be2e6 100644 --- a/net/netfilter/ipset/ip_set_hash_ip.c +++ b/net/netfilter/ipset/ip_set_hash_ip.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:ip type */ diff --git a/net/netfilter/ipset/ip_set_hash_ipmac.c b/net/netfilter/ipset/ip_set_hash_ipmac.c index c830c68142ff..faf59b6a998f 100644 --- a/net/netfilter/ipset/ip_set_hash_ipmac.c +++ b/net/netfilter/ipset/ip_set_hash_ipmac.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2016 Tomasz Chilinski <tomasz.chilinski@chilan.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:ip,mac type */ diff --git a/net/netfilter/ipset/ip_set_hash_ipmark.c b/net/netfilter/ipset/ip_set_hash_ipmark.c index f3ba8348cf9d..6fe1ec0d2154 100644 --- a/net/netfilter/ipset/ip_set_hash_ipmark.c +++ b/net/netfilter/ipset/ip_set_hash_ipmark.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> * Copyright (C) 2013 Smoothwall Ltd. <vytas.dauksa@smoothwall.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:ip,mark type */ diff --git a/net/netfilter/ipset/ip_set_hash_ipport.c b/net/netfilter/ipset/ip_set_hash_ipport.c index ddb8039ec1d2..74ec7e097e34 100644 --- a/net/netfilter/ipset/ip_set_hash_ipport.c +++ b/net/netfilter/ipset/ip_set_hash_ipport.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:ip,port type */ diff --git a/net/netfilter/ipset/ip_set_hash_ipportip.c b/net/netfilter/ipset/ip_set_hash_ipportip.c index a7f4d7a85420..ced57d63b01f 100644 --- a/net/netfilter/ipset/ip_set_hash_ipportip.c +++ b/net/netfilter/ipset/ip_set_hash_ipportip.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:ip,port,ip type */ diff --git a/net/netfilter/ipset/ip_set_hash_ipportnet.c b/net/netfilter/ipset/ip_set_hash_ipportnet.c index 88b83d6d3084..905f6cf0f55e 100644 --- a/net/netfilter/ipset/ip_set_hash_ipportnet.c +++ b/net/netfilter/ipset/ip_set_hash_ipportnet.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:ip,port,net type */ diff --git a/net/netfilter/ipset/ip_set_hash_mac.c b/net/netfilter/ipset/ip_set_hash_mac.c index 4fe5f243d0a3..853e772ab4d9 100644 --- a/net/netfilter/ipset/ip_set_hash_mac.c +++ b/net/netfilter/ipset/ip_set_hash_mac.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2014 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:mac type */ diff --git a/net/netfilter/ipset/ip_set_hash_net.c b/net/netfilter/ipset/ip_set_hash_net.c index 5449e23af13a..06c91e49bf25 100644 --- a/net/netfilter/ipset/ip_set_hash_net.c +++ b/net/netfilter/ipset/ip_set_hash_net.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:net type */ diff --git a/net/netfilter/ipset/ip_set_hash_netiface.c b/net/netfilter/ipset/ip_set_hash_netiface.c index f5164c1efce2..0a8cbcdfb42b 100644 --- a/net/netfilter/ipset/ip_set_hash_netiface.c +++ b/net/netfilter/ipset/ip_set_hash_netiface.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2011-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:net,iface type */ diff --git a/net/netfilter/ipset/ip_set_hash_netnet.c b/net/netfilter/ipset/ip_set_hash_netnet.c index 5a2b923bd81f..832e4f5491cb 100644 --- a/net/netfilter/ipset/ip_set_hash_netnet.c +++ b/net/netfilter/ipset/ip_set_hash_netnet.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> * Copyright (C) 2013 Oliver Smith <oliver@8.c.9.b.0.7.4.0.1.0.0.2.ip6.arpa> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:net type */ diff --git a/net/netfilter/ipset/ip_set_hash_netport.c b/net/netfilter/ipset/ip_set_hash_netport.c index 1a187be9ebc8..a4f3f15b874a 100644 --- a/net/netfilter/ipset/ip_set_hash_netport.c +++ b/net/netfilter/ipset/ip_set_hash_netport.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:net,port type */ diff --git a/net/netfilter/ipset/ip_set_hash_netportnet.c b/net/netfilter/ipset/ip_set_hash_netportnet.c index 613e18e720a4..e54d415405f3 100644 --- a/net/netfilter/ipset/ip_set_hash_netportnet.c +++ b/net/netfilter/ipset/ip_set_hash_netportnet.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the hash:ip,port,net type */ diff --git a/net/netfilter/ipset/ip_set_list_set.c b/net/netfilter/ipset/ip_set_list_set.c index 4f894165cdcd..8ada318bf09d 100644 --- a/net/netfilter/ipset/ip_set_list_set.c +++ b/net/netfilter/ipset/ip_set_list_set.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2008-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module implementing an IP set type: the list:set type */ diff --git a/net/netfilter/ipvs/ip_vs_app.c b/net/netfilter/ipvs/ip_vs_app.c index 7588aeaa605f..bfd4365a8d73 100644 --- a/net/netfilter/ipvs/ip_vs_app.c +++ b/net/netfilter/ipvs/ip_vs_app.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * ip_vs_app.c: Application module support for IPVS * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Most code here is taken from ip_masq_app.c in kernel 2.2. The difference * is that ip_vs_app module handles the reverse direction (incoming requests * and outgoing responses). @@ -15,7 +11,6 @@ * IP_MASQ_APP application masquerading module * * Author: Juan Jose Ciarlante, <jjciarla@raiz.uncu.edu.ar> - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c index 5b2b17867cb1..02f2f636798d 100644 --- a/net/netfilter/ipvs/ip_vs_conn.c +++ b/net/netfilter/ipvs/ip_vs_conn.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS An implementation of the IP virtual server support for the * LINUX operating system. IPVS is now implemented as a module @@ -9,17 +10,11 @@ * Peter Kese <peter.kese@ijs.si> * Julian Anastasov <ja@ssi.bg> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * The IPVS code for kernel 2.2 was done by Wensong Zhang and Peter Kese, * with changes/fixes from Julian Anastasov, Lars Marowsky-Bree, Horms * and others. Many code here is taken from IP MASQ code of kernel 2.2. * * Changes: - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c index 14457551bcb4..7138556b206b 100644 --- a/net/netfilter/ipvs/ip_vs_core.c +++ b/net/netfilter/ipvs/ip_vs_core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS An implementation of the IP virtual server support for the * LINUX operating system. IPVS is now implemented as a module @@ -9,11 +10,6 @@ * Peter Kese <peter.kese@ijs.si> * Julian Anastasov <ja@ssi.bg> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * The IPVS code for kernel 2.2 was done by Wensong Zhang and Peter Kese, * with changes/fixes from Julian Anastasov, Lars Marowsky-Bree, Horms * and others. @@ -21,7 +17,6 @@ * Changes: * Paul `Rusty' Russell properly handle non-linear skbs * Harald Welte don't use nfcache - * */ #define KMSG_COMPONENT "IPVS" @@ -2312,7 +2307,6 @@ static void __net_exit __ip_vs_cleanup(struct net *net) { struct netns_ipvs *ipvs = net_ipvs(net); - nf_unregister_net_hooks(net, ip_vs_ops, ARRAY_SIZE(ip_vs_ops)); ip_vs_service_net_cleanup(ipvs); /* ip_vs_flush() with locks */ ip_vs_conn_net_cleanup(ipvs); ip_vs_app_net_cleanup(ipvs); @@ -2327,6 +2321,7 @@ static void __net_exit __ip_vs_dev_cleanup(struct net *net) { struct netns_ipvs *ipvs = net_ipvs(net); EnterFunction(2); + nf_unregister_net_hooks(net, ip_vs_ops, ARRAY_SIZE(ip_vs_ops)); ipvs->enable = 0; /* Disable packet reception */ smp_wmb(); ip_vs_sync_net_cleanup(ipvs); diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index 0e887159425c..776c87ed4813 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS An implementation of the IP virtual server support for the * LINUX operating system. IPVS is now implemented as a module @@ -9,13 +10,7 @@ * Peter Kese <peter.kese@ijs.si> * Julian Anastasov <ja@ssi.bg> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_dh.c b/net/netfilter/ipvs/ip_vs_dh.c index 07459e71d907..5e6ec32aff2b 100644 --- a/net/netfilter/ipvs/ip_vs_dh.c +++ b/net/netfilter/ipvs/ip_vs_dh.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Destination Hashing scheduling module * @@ -6,13 +7,7 @@ * Inspired by the consistent hashing scheduler patch from * Thomas Proell <proellt@gmx.de> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: - * */ /* diff --git a/net/netfilter/ipvs/ip_vs_est.c b/net/netfilter/ipvs/ip_vs_est.c index 489055091a9b..05b8112ffb37 100644 --- a/net/netfilter/ipvs/ip_vs_est.c +++ b/net/netfilter/ipvs/ip_vs_est.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * ip_vs_est.c: simple rate estimator for IPVS * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: Hans Schillstrom <hans.schillstrom@ericsson.com> * Network name space (netns) aware. * Global data moved to netns i.e struct netns_ipvs diff --git a/net/netfilter/ipvs/ip_vs_fo.c b/net/netfilter/ipvs/ip_vs_fo.c index e09874d02938..b846cc385279 100644 --- a/net/netfilter/ipvs/ip_vs_fo.c +++ b/net/netfilter/ipvs/ip_vs_fo.c @@ -1,16 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Weighted Fail Over module * * Authors: Kenny Mathis <kmathis@chokepoint.net> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: * Kenny Mathis : added initial functionality based on weight - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_ftp.c b/net/netfilter/ipvs/ip_vs_ftp.c index fe69d46ff779..c244b2545e24 100644 --- a/net/netfilter/ipvs/ip_vs_ftp.c +++ b/net/netfilter/ipvs/ip_vs_ftp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * ip_vs_ftp.c: IPVS ftp application module * @@ -5,12 +6,6 @@ * * Changes: * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Most code here is taken from ip_masq_ftp.c in kernel 2.2. The difference * is that ip_vs_ftp module handles the reverse direction to ip_masq_ftp. * @@ -19,7 +14,6 @@ * Version: @(#)ip_masq_ftp.c 0.04 02/05/96 * * Author: Wouter Gadeyne - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_lblc.c b/net/netfilter/ipvs/ip_vs_lblc.c index b9f375e6dc93..7ac7473e3804 100644 --- a/net/netfilter/ipvs/ip_vs_lblc.c +++ b/net/netfilter/ipvs/ip_vs_lblc.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Locality-Based Least-Connection scheduling module * * Authors: Wensong Zhang <wensong@gnuchina.org> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: * Martin Hamilton : fixed the terrible locking bugs * *lock(tbl->lock) ==> *lock(&tbl->lock) @@ -18,7 +14,6 @@ * Julian Anastasov : replaced del_timer call with del_timer_sync * to avoid the possible race between timer * handler and del_timer thread in SMP - * */ /* diff --git a/net/netfilter/ipvs/ip_vs_lblcr.c b/net/netfilter/ipvs/ip_vs_lblcr.c index 542c4949937a..c8b5a504476c 100644 --- a/net/netfilter/ipvs/ip_vs_lblcr.c +++ b/net/netfilter/ipvs/ip_vs_lblcr.c @@ -1,17 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Locality-Based Least-Connection with Replication scheduler * * Authors: Wensong Zhang <wensong@gnuchina.org> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: * Julian Anastasov : Added the missing (dest->weight>0) * condition in the ip_vs_dest_set_max. - * */ /* diff --git a/net/netfilter/ipvs/ip_vs_lc.c b/net/netfilter/ipvs/ip_vs_lc.c index 19a0769a989a..9d34d81fc6f1 100644 --- a/net/netfilter/ipvs/ip_vs_lc.c +++ b/net/netfilter/ipvs/ip_vs_lc.c @@ -1,17 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Least-Connection Scheduling module * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: * Wensong Zhang : added the ip_vs_lc_update_svc * Wensong Zhang : added any dest with weight=0 is quiesced - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_nq.c b/net/netfilter/ipvs/ip_vs_nq.c index 7d9d4ac596ca..f56862a87518 100644 --- a/net/netfilter/ipvs/ip_vs_nq.c +++ b/net/netfilter/ipvs/ip_vs_nq.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Never Queue scheduling module * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: - * */ /* diff --git a/net/netfilter/ipvs/ip_vs_ovf.c b/net/netfilter/ipvs/ip_vs_ovf.c index f7d62c3b7329..78b074cd5464 100644 --- a/net/netfilter/ipvs/ip_vs_ovf.c +++ b/net/netfilter/ipvs/ip_vs_ovf.c @@ -1,20 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Overflow-Connection Scheduling module * * Authors: Raducu Deaconu <rhadoo_io@yahoo.com> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Scheduler implements "overflow" loadbalancing according to number of active * connections , will keep all conections to the node with the highest weight * and overflow to the next node if the number of connections exceeds the node's * weight. * Note that this scheduler might not be suitable for UDP because it only uses * active connections - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_proto.c b/net/netfilter/ipvs/ip_vs_proto.c index 54ee84adf0bd..f100da4ba3bc 100644 --- a/net/netfilter/ipvs/ip_vs_proto.c +++ b/net/netfilter/ipvs/ip_vs_proto.c @@ -1,16 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * ip_vs_proto.c: transport protocol load balancing support for IPVS * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * Julian Anastasov <ja@ssi.bg> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_proto_ah_esp.c b/net/netfilter/ipvs/ip_vs_proto_ah_esp.c index 480598cb0f05..89602c16f6b6 100644 --- a/net/netfilter/ipvs/ip_vs_proto_ah_esp.c +++ b/net/netfilter/ipvs/ip_vs_proto_ah_esp.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ip_vs_proto_ah_esp.c: AH/ESP IPSec load balancing support for IPVS * * Authors: Julian Anastasov <ja@ssi.bg>, February 2002 * Wensong Zhang <wensong@linuxvirtualserver.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation; - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_proto_tcp.c b/net/netfilter/ipvs/ip_vs_proto_tcp.c index 00ce07dda980..915ac8206076 100644 --- a/net/netfilter/ipvs/ip_vs_proto_tcp.c +++ b/net/netfilter/ipvs/ip_vs_proto_tcp.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * ip_vs_proto_tcp.c: TCP load balancing support for IPVS * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * Julian Anastasov <ja@ssi.bg> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: Hans Schillstrom <hans.schillstrom@ericsson.com> * * Network name space (netns) aware. diff --git a/net/netfilter/ipvs/ip_vs_proto_udp.c b/net/netfilter/ipvs/ip_vs_proto_udp.c index 92c078abcb3e..379140075e95 100644 --- a/net/netfilter/ipvs/ip_vs_proto_udp.c +++ b/net/netfilter/ipvs/ip_vs_proto_udp.c @@ -1,17 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * ip_vs_proto_udp.c: UDP load balancing support for IPVS * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * Julian Anastasov <ja@ssi.bg> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: Hans Schillstrom <hans.schillstrom@ericsson.com> * Network name space (netns) aware. - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_rr.c b/net/netfilter/ipvs/ip_vs_rr.c index ee0530d14c5f..38495c6f6c7c 100644 --- a/net/netfilter/ipvs/ip_vs_rr.c +++ b/net/netfilter/ipvs/ip_vs_rr.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Round-Robin Scheduling module * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * Peter Kese <peter.kese@ijs.si> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Fixes/Changes: * Wensong Zhang : changed the ip_vs_rr_schedule to return dest * Julian Anastasov : fixed the NULL pointer access bug in debugging @@ -16,7 +12,6 @@ * Wensong Zhang : changed for the d-linked destination list * Wensong Zhang : added the ip_vs_rr_update_svc * Wensong Zhang : added any dest with weight=0 is quiesced - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_sched.c b/net/netfilter/ipvs/ip_vs_sched.c index a2ff7d746ebf..2f9d5cd5daee 100644 --- a/net/netfilter/ipvs/ip_vs_sched.c +++ b/net/netfilter/ipvs/ip_vs_sched.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS An implementation of the IP virtual server support for the * LINUX operating system. IPVS is now implemented as a module @@ -8,13 +9,7 @@ * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * Peter Kese <peter.kese@ijs.si> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_sed.c b/net/netfilter/ipvs/ip_vs_sed.c index ab23cf203437..7663288e5358 100644 --- a/net/netfilter/ipvs/ip_vs_sed.c +++ b/net/netfilter/ipvs/ip_vs_sed.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Shortest Expected Delay scheduling module * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: - * */ /* diff --git a/net/netfilter/ipvs/ip_vs_sh.c b/net/netfilter/ipvs/ip_vs_sh.c index 1e01c782583a..c2028e412092 100644 --- a/net/netfilter/ipvs/ip_vs_sh.c +++ b/net/netfilter/ipvs/ip_vs_sh.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Source Hashing scheduling module * * Authors: Wensong Zhang <wensong@gnuchina.org> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: - * */ /* diff --git a/net/netfilter/ipvs/ip_vs_wlc.c b/net/netfilter/ipvs/ip_vs_wlc.c index 6add39e0ec20..09f584b564a0 100644 --- a/net/netfilter/ipvs/ip_vs_wlc.c +++ b/net/netfilter/ipvs/ip_vs_wlc.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Weighted Least-Connection Scheduling module * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * Peter Kese <peter.kese@ijs.si> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: * Wensong Zhang : changed the ip_vs_wlc_schedule to return dest * Wensong Zhang : changed to use the inactconns in scheduling @@ -16,7 +12,6 @@ * Wensong Zhang : changed for the d-linked destination list * Wensong Zhang : added the ip_vs_wlc_update_svc * Wensong Zhang : added any dest with weight=0 is quiesced - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_wrr.c b/net/netfilter/ipvs/ip_vs_wrr.c index 62258dd457ac..1bc7a0789d85 100644 --- a/net/netfilter/ipvs/ip_vs_wrr.c +++ b/net/netfilter/ipvs/ip_vs_wrr.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IPVS: Weighted Round-Robin Scheduling module * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: * Wensong Zhang : changed the ip_vs_wrr_schedule to return dest * Wensong Zhang : changed some comestics things for debugging @@ -15,7 +11,6 @@ * Wensong Zhang : added the ip_vs_wrr_update_svc * Julian Anastasov : fixed the bug of returning destination * with weight 0 when all weights are zero - * */ #define KMSG_COMPONENT "IPVS" diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c index 8d6f94b67772..e101eda05d55 100644 --- a/net/netfilter/ipvs/ip_vs_xmit.c +++ b/net/netfilter/ipvs/ip_vs_xmit.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * ip_vs_xmit.c: various packet transmitters for IPVS * * Authors: Wensong Zhang <wensong@linuxvirtualserver.org> * Julian Anastasov <ja@ssi.bg> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Changes: * * Description of forwarding methods: diff --git a/net/netfilter/nf_conntrack_acct.c b/net/netfilter/nf_conntrack_acct.c index 49e523cc49d0..2ccda8ace796 100644 --- a/net/netfilter/nf_conntrack_acct.c +++ b/net/netfilter/nf_conntrack_acct.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Accouting handling for netfilter. */ /* * (C) 2008 Krzysztof Piotr Oledzki <ole@ans.pl> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nf_conntrack_amanda.c b/net/netfilter/nf_conntrack_amanda.c index dbec6fca0d9e..42ee659d0d1e 100644 --- a/net/netfilter/nf_conntrack_amanda.c +++ b/net/netfilter/nf_conntrack_amanda.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* Amanda extension for IP connection tracking * * (C) 2002 by Brian J. Murrell <netfilter@interlinx.bc.ca> * based on HW's ip_conntrack_irc.c as well as other modules * (C) 2006 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> #include <linux/module.h> diff --git a/net/netfilter/nf_conntrack_broadcast.c b/net/netfilter/nf_conntrack_broadcast.c index 5423b197d98a..e52fcb9c9a96 100644 --- a/net/netfilter/nf_conntrack_broadcast.c +++ b/net/netfilter/nf_conntrack_broadcast.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * broadcast connection tracking helper * * (c) 2005 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index 2a714527cde1..f4f9b8344a32 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Connection state tracking for netfilter. This is separated from, but required by, the NAT layer; it can also be used by an iptables extension. */ @@ -6,10 +7,6 @@ * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> * (C) 2003,2004 USAGI/WIDE Project <http://www.linux-ipv6.org> * (C) 2005-2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nf_conntrack_ecache.c b/net/netfilter/nf_conntrack_ecache.c index 3d042f8ff183..5e2812ee2149 100644 --- a/net/netfilter/nf_conntrack_ecache.c +++ b/net/netfilter/nf_conntrack_ecache.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Event cache for netfilter. */ /* @@ -5,10 +6,6 @@ * (C) 2005 Patrick McHardy <kaber@trash.net> * (C) 2005-2006 Netfilter Core Team <coreteam@netfilter.org> * (C) 2005 USAGI/WIDE Project <http://www.linux-ipv6.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c index 59c18804a10a..ffd1f4906c4f 100644 --- a/net/netfilter/nf_conntrack_expect.c +++ b/net/netfilter/nf_conntrack_expect.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Expectation handling for nf_conntrack. */ /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> * (C) 2003,2004 USAGI/WIDE Project <http://www.linux-ipv6.org> * (c) 2005-2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/netfilter/nf_conntrack_extend.c b/net/netfilter/nf_conntrack_extend.c index 277bbfe26478..d4ed1e197921 100644 --- a/net/netfilter/nf_conntrack_extend.c +++ b/net/netfilter/nf_conntrack_extend.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* Structure dynamic extension infrastructure * Copyright (C) 2004 Rusty Russell IBM Corporation * Copyright (C) 2007 Netfilter Core Team <coreteam@netfilter.org> * Copyright (C) 2007 USAGI/WIDE Project <http://www.linux-ipv6.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> #include <linux/kmemleak.h> diff --git a/net/netfilter/nf_conntrack_ftp.c b/net/netfilter/nf_conntrack_ftp.c index 32aeac1c4760..8c6c11bab5b6 100644 --- a/net/netfilter/nf_conntrack_ftp.c +++ b/net/netfilter/nf_conntrack_ftp.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* FTP extension for connection tracking. */ /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> * (C) 2003,2004 USAGI/WIDE Project <http://www.linux-ipv6.org> * (C) 2006-2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nf_conntrack_h323_asn1.c b/net/netfilter/nf_conntrack_h323_asn1.c index 4c2ef42e189c..8f6ba8162f0b 100644 --- a/net/netfilter/nf_conntrack_h323_asn1.c +++ b/net/netfilter/nf_conntrack_h323_asn1.c @@ -1,13 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * ip_conntrack_helper_h323_asn1.c - BER and PER decoding library for H.323 * conntrack/NAT module. * * Copyright (c) 2006 by Jing Min Zhao <zhaojingmin@users.sourceforge.net> * - * This source code is licensed under General Public License version 2. - * * See ip_conntrack_helper_h323_asn1.h for details. - * */ #ifdef __KERNEL__ diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c index 12de40390e97..fac6986d37a8 100644 --- a/net/netfilter/nf_conntrack_h323_main.c +++ b/net/netfilter/nf_conntrack_h323_main.c @@ -1,11 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * H.323 connection tracking helper * * Copyright (c) 2006 Jing Min Zhao <zhaojingmin@users.sourceforge.net> * Copyright (c) 2006-2012 Patrick McHardy <kaber@trash.net> * - * This source code is licensed under General Public License version 2. - * * Based on the 'brute force' H.323 connection tracking module by * Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> * diff --git a/net/netfilter/nf_conntrack_h323_types.c b/net/netfilter/nf_conntrack_h323_types.c index d880f3523c1d..fb1cb67a5a71 100644 --- a/net/netfilter/nf_conntrack_h323_types.c +++ b/net/netfilter/nf_conntrack_h323_types.c @@ -1,8 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Generated by Jing Min Zhao's ASN.1 parser, May 16 2007 * * Copyright (c) 2006 Jing Min Zhao <zhaojingmin@users.sourceforge.net> - * - * This source code is licensed under General Public License version 2. */ static const struct field_t _TransportAddress_ipAddress[] = { /* SEQUENCE */ diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c index 918df7f71c8f..8d729e7c36ff 100644 --- a/net/netfilter/nf_conntrack_helper.c +++ b/net/netfilter/nf_conntrack_helper.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Helper handling for netfilter. */ /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> * (C) 2003,2004 USAGI/WIDE Project <http://www.linux-ipv6.org> * (C) 2006-2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/netfilter/nf_conntrack_irc.c b/net/netfilter/nf_conntrack_irc.c index 79e5014b3b0d..7ac156f1f3bc 100644 --- a/net/netfilter/nf_conntrack_irc.c +++ b/net/netfilter/nf_conntrack_irc.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* IRC extension for IP connection tracking, Version 1.21 * (C) 2000-2002 by Harald Welte <laforge@gnumonks.org> * based on RR's ip_conntrack_ftp.c * (C) 2006-2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nf_conntrack_labels.c b/net/netfilter/nf_conntrack_labels.c index adf219859901..74b8113f7aeb 100644 --- a/net/netfilter/nf_conntrack_labels.c +++ b/net/netfilter/nf_conntrack_labels.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * test/set flag bits stored in conntrack extension area. * * (C) 2013 Astaro GmbH & Co KG - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/export.h> diff --git a/net/netfilter/nf_conntrack_netbios_ns.c b/net/netfilter/nf_conntrack_netbios_ns.c index bac5848f1c8e..7f19ee259609 100644 --- a/net/netfilter/nf_conntrack_netbios_ns.c +++ b/net/netfilter/nf_conntrack_netbios_ns.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NetBIOS name service broadcast connection tracking helper * * (c) 2005 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ /* * This helper tracks locally originating NetBIOS name service diff --git a/net/netfilter/nf_conntrack_proto_dccp.c b/net/netfilter/nf_conntrack_proto_dccp.c index 7491aa4c3566..b6b14db3955b 100644 --- a/net/netfilter/nf_conntrack_proto_dccp.c +++ b/net/netfilter/nf_conntrack_proto_dccp.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * DCCP connection tracking protocol helper * * Copyright (c) 2005, 2006, 2008 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> #include <linux/init.h> diff --git a/net/netfilter/nf_conntrack_proto_generic.c b/net/netfilter/nf_conntrack_proto_generic.c index 0f526fafecae..e831637bc8ca 100644 --- a/net/netfilter/nf_conntrack_proto_generic.c +++ b/net/netfilter/nf_conntrack_proto_generic.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/netfilter/nf_conntrack_proto_icmp.c b/net/netfilter/nf_conntrack_proto_icmp.c index 9becac953587..a824367ed518 100644 --- a/net/netfilter/nf_conntrack_proto_icmp.c +++ b/net/netfilter/nf_conntrack_proto_icmp.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> * (C) 2006-2010 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/netfilter/nf_conntrack_proto_icmpv6.c b/net/netfilter/nf_conntrack_proto_icmpv6.c index c63ee3612855..7e317e6698ba 100644 --- a/net/netfilter/nf_conntrack_proto_icmpv6.c +++ b/net/netfilter/nf_conntrack_proto_icmpv6.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C)2003,2004 USAGI/WIDE Project * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Author: * Yasuyuki Kozakai @USAGI <yasuyuki.kozakai@toshiba.co.jp> */ diff --git a/net/netfilter/nf_conntrack_proto_sctp.c b/net/netfilter/nf_conntrack_proto_sctp.c index 5b8dde266412..522c08c23600 100644 --- a/net/netfilter/nf_conntrack_proto_sctp.c +++ b/net/netfilter/nf_conntrack_proto_sctp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Connection tracking protocol helper module for SCTP. * @@ -6,10 +7,6 @@ * * SCTP is defined in RFC 2960. References to various sections in this code * are to this RFC. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c index 7ba01d8ee165..1e2cc83ff5da 100644 --- a/net/netfilter/nf_conntrack_proto_tcp.c +++ b/net/netfilter/nf_conntrack_proto_tcp.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> * (C) 2002-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> * (C) 2006-2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/netfilter/nf_conntrack_proto_udp.c b/net/netfilter/nf_conntrack_proto_udp.c index 951366dfbec3..7365b43f8f98 100644 --- a/net/netfilter/nf_conntrack_proto_udp.c +++ b/net/netfilter/nf_conntrack_proto_udp.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> * (C) 2006-2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/netfilter/nf_conntrack_sane.c b/net/netfilter/nf_conntrack_sane.c index 83306648dd0f..81448c3db661 100644 --- a/net/netfilter/nf_conntrack_sane.c +++ b/net/netfilter/nf_conntrack_sane.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* SANE connection tracking helper * (SANE = Scanner Access Now Easy) * For documentation about the SANE network protocol see @@ -11,10 +12,6 @@ * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> * (C) 2003,2004 USAGI/WIDE Project <http://www.linux-ipv6.org> * (C) 2003 Yasuyuki Kozakai @USAGI <yasuyuki.kozakai@toshiba.co.jp> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c index c30c883c370b..107251731809 100644 --- a/net/netfilter/nf_conntrack_sip.c +++ b/net/netfilter/nf_conntrack_sip.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* SIP extension for IP connection tracking. * * (C) 2005 by Christian Hentschel <chentschel@arnet.com.ar> * based on RR's ip_conntrack_ftp.c and other modules. * (C) 2007 United Security Providers * (C) 2007, 2008 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nf_conntrack_snmp.c b/net/netfilter/nf_conntrack_snmp.c index b8e0a22ca1a9..daacf2023fa5 100644 --- a/net/netfilter/nf_conntrack_snmp.c +++ b/net/netfilter/nf_conntrack_snmp.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * SNMP service broadcast connection tracking helper * * (c) 2011 Jiri Olsa <jolsa@redhat.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> #include <linux/module.h> diff --git a/net/netfilter/nf_conntrack_tftp.c b/net/netfilter/nf_conntrack_tftp.c index 6977cb91ae9a..df6d6d61bd58 100644 --- a/net/netfilter/nf_conntrack_tftp.c +++ b/net/netfilter/nf_conntrack_tftp.c @@ -1,8 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 2001-2002 Magnus Boden <mb@ozaba.mine.nu> * (C) 2006-2012 Patrick McHardy <kaber@trash.net> - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nf_dup_netdev.c b/net/netfilter/nf_dup_netdev.c index f4a566e67213..5a35ef08c3cb 100644 --- a/net/netfilter/nf_dup_netdev.c +++ b/net/netfilter/nf_dup_netdev.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2015 Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/netfilter/nf_flow_table_ip.c b/net/netfilter/nf_flow_table_ip.c index 96825e20368f..cdfc33517e85 100644 --- a/net/netfilter/nf_flow_table_ip.c +++ b/net/netfilter/nf_flow_table_ip.c @@ -244,8 +244,7 @@ nf_flow_offload_ip_hook(void *priv, struct sk_buff *skb, rt = (struct rtable *)flow->tuplehash[dir].tuple.dst_cache; outdev = rt->dst.dev; - if (unlikely(nf_flow_exceeds_mtu(skb, flow->tuplehash[dir].tuple.mtu)) && - (ip_hdr(skb)->frag_off & htons(IP_DF)) != 0) + if (unlikely(nf_flow_exceeds_mtu(skb, flow->tuplehash[dir].tuple.mtu))) return NF_ACCEPT; if (skb_try_make_writable(skb, sizeof(*iph))) @@ -440,9 +439,9 @@ nf_flow_offload_ipv6_hook(void *priv, struct sk_buff *skb, struct nf_flowtable *flow_table = priv; struct flow_offload_tuple tuple = {}; enum flow_offload_tuple_dir dir; + const struct in6_addr *nexthop; struct flow_offload *flow; struct net_device *outdev; - struct in6_addr *nexthop; struct ipv6hdr *ip6h; struct rt6_info *rt; diff --git a/net/netfilter/nf_log_common.c b/net/netfilter/nf_log_common.c index 3a0d6880b7c9..ae5628ddbe6d 100644 --- a/net/netfilter/nf_log_common.c +++ b/net/netfilter/nf_log_common.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/nf_log_netdev.c b/net/netfilter/nf_log_netdev.c index 350eb147754d..968dafa684c9 100644 --- a/net/netfilter/nf_log_netdev.c +++ b/net/netfilter/nf_log_netdev.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 2016 by Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/nf_nat_amanda.c b/net/netfilter/nf_nat_amanda.c index 4e59416ea709..a352604d6186 100644 --- a/net/netfilter/nf_nat_amanda.c +++ b/net/netfilter/nf_nat_amanda.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* Amanda extension for TCP NAT alteration. * (C) 2002 by Brian J. Murrell <netfilter@interlinx.bc.ca> * based on a copy of HW's ip_nat_irc.c as well as other modules * (C) 2006-2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c index cd94481e6c07..9ab410455992 100644 --- a/net/netfilter/nf_nat_core.c +++ b/net/netfilter/nf_nat_core.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> * (C) 2011 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nf_nat_ftp.c b/net/netfilter/nf_nat_ftp.c index 0ea6b1bc52de..d48484a9d52d 100644 --- a/net/netfilter/nf_nat_ftp.c +++ b/net/netfilter/nf_nat_ftp.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* FTP extension for TCP NAT alteration. */ /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nf_nat_helper.c b/net/netfilter/nf_nat_helper.c index ccc06f7539d7..98bf543e9891 100644 --- a/net/netfilter/nf_nat_helper.c +++ b/net/netfilter/nf_nat_helper.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* nf_nat_helper.c - generic support functions for NAT helpers * * (C) 2000-2002 Harald Welte <laforge@netfilter.org> * (C) 2003-2006 Netfilter Core Team <coreteam@netfilter.org> * (C) 2007-2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/gfp.h> @@ -170,7 +167,7 @@ nf_nat_mangle_udp_packet(struct sk_buff *skb, if (!udph->check && skb->ip_summed != CHECKSUM_PARTIAL) return true; - nf_nat_csum_recalc(skb, nf_ct_l3num(ct), IPPROTO_TCP, + nf_nat_csum_recalc(skb, nf_ct_l3num(ct), IPPROTO_UDP, udph, &udph->check, datalen, oldlen); return true; diff --git a/net/netfilter/nf_nat_irc.c b/net/netfilter/nf_nat_irc.c index d87cbe5e03ec..dfb7ef8845bd 100644 --- a/net/netfilter/nf_nat_irc.c +++ b/net/netfilter/nf_nat_irc.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* IRC extension for TCP NAT alteration. * * (C) 2000-2001 by Harald Welte <laforge@gnumonks.org> * (C) 2004 Rusty Russell <rusty@rustcorp.com.au> IBM Corporation * based on a copy of RR's ip_nat_ftp.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nf_nat_proto.c b/net/netfilter/nf_nat_proto.c index 84f5c90a7f21..07da07788f6b 100644 --- a/net/netfilter/nf_nat_proto.c +++ b/net/netfilter/nf_nat_proto.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/netfilter/nf_nat_redirect.c b/net/netfilter/nf_nat_redirect.c index 78a9e6454ff3..4ffe5e5e65ba 100644 --- a/net/netfilter/nf_nat_redirect.c +++ b/net/netfilter/nf_nat_redirect.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> * Copyright (c) 2011 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Based on Rusty Russell's IPv4 REDIRECT target. Development of IPv6 * NAT funded by Astaro. */ diff --git a/net/netfilter/nf_nat_sip.c b/net/netfilter/nf_nat_sip.c index 464387b3600f..7de28fa0f14a 100644 --- a/net/netfilter/nf_nat_sip.c +++ b/net/netfilter/nf_nat_sip.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* SIP extension for NAT alteration. * * (C) 2005 by Christian Hentschel <chentschel@arnet.com.ar> * based on RR's ip_nat_ftp.c and other modules. * (C) 2007 United Security Providers * (C) 2007, 2008, 2011, 2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/nf_nat_tftp.c b/net/netfilter/nf_nat_tftp.c index e633b3863e33..833a11f68031 100644 --- a/net/netfilter/nf_nat_tftp.c +++ b/net/netfilter/nf_nat_tftp.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 2001-2002 Magnus Boden <mb@ozaba.mine.nu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/nf_queue.c b/net/netfilter/nf_queue.c index 9dc1d6e04946..b5b2be55ca82 100644 --- a/net/netfilter/nf_queue.c +++ b/net/netfilter/nf_queue.c @@ -255,6 +255,7 @@ static unsigned int nf_iterate(struct sk_buff *skb, repeat: verdict = nf_hook_entry_hookfn(hook, skb, state); if (verdict != NF_ACCEPT) { + *index = i; if (verdict != NF_REPEAT) return verdict; goto repeat; diff --git a/net/netfilter/nf_synproxy_core.c b/net/netfilter/nf_synproxy_core.c index 8ff4d22f10b2..8ce74ed985c0 100644 --- a/net/netfilter/nf_synproxy_core.c +++ b/net/netfilter/nf_synproxy_core.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2013 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index 28241e82fd15..bcf17fb46d96 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2007-2009 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ @@ -2270,13 +2267,13 @@ static int nf_tables_fill_rule_info(struct sk_buff *skb, struct net *net, u32 flags, int family, const struct nft_table *table, const struct nft_chain *chain, - const struct nft_rule *rule) + const struct nft_rule *rule, + const struct nft_rule *prule) { struct nlmsghdr *nlh; struct nfgenmsg *nfmsg; const struct nft_expr *expr, *next; struct nlattr *list; - const struct nft_rule *prule; u16 type = nfnl_msg_type(NFNL_SUBSYS_NFTABLES, event); nlh = nlmsg_put(skb, portid, seq, type, sizeof(struct nfgenmsg), flags); @@ -2296,8 +2293,7 @@ static int nf_tables_fill_rule_info(struct sk_buff *skb, struct net *net, NFTA_RULE_PAD)) goto nla_put_failure; - if ((event != NFT_MSG_DELRULE) && (rule->list.prev != &chain->rules)) { - prule = list_prev_entry(rule, list); + if (event != NFT_MSG_DELRULE && prule) { if (nla_put_be64(skb, NFTA_RULE_POSITION, cpu_to_be64(prule->handle), NFTA_RULE_PAD)) @@ -2344,7 +2340,7 @@ static void nf_tables_rule_notify(const struct nft_ctx *ctx, err = nf_tables_fill_rule_info(skb, ctx->net, ctx->portid, ctx->seq, event, 0, ctx->family, ctx->table, - ctx->chain, rule); + ctx->chain, rule, NULL); if (err < 0) { kfree_skb(skb); goto err; @@ -2369,12 +2365,13 @@ static int __nf_tables_dump_rules(struct sk_buff *skb, const struct nft_chain *chain) { struct net *net = sock_net(skb->sk); + const struct nft_rule *rule, *prule; unsigned int s_idx = cb->args[0]; - const struct nft_rule *rule; + prule = NULL; list_for_each_entry_rcu(rule, &chain->rules, list) { if (!nft_is_active(net, rule)) - goto cont; + goto cont_skip; if (*idx < s_idx) goto cont; if (*idx > s_idx) { @@ -2386,11 +2383,13 @@ static int __nf_tables_dump_rules(struct sk_buff *skb, NFT_MSG_NEWRULE, NLM_F_MULTI | NLM_F_APPEND, table->family, - table, chain, rule) < 0) + table, chain, rule, prule) < 0) return 1; nl_dump_check_consistent(cb, nlmsg_hdr(skb)); cont: + prule = rule; +cont_skip: (*idx)++; } return 0; @@ -2546,7 +2545,7 @@ static int nf_tables_getrule(struct net *net, struct sock *nlsk, err = nf_tables_fill_rule_info(skb2, net, NETLINK_CB(skb).portid, nlh->nlmsg_seq, NFT_MSG_NEWRULE, 0, - family, table, chain, rule); + family, table, chain, rule, NULL); if (err < 0) goto err; diff --git a/net/netfilter/nf_tables_core.c b/net/netfilter/nf_tables_core.c index d0f168c2670f..b950cd31348b 100644 --- a/net/netfilter/nf_tables_core.c +++ b/net/netfilter/nf_tables_core.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nf_tables_trace.c b/net/netfilter/nf_tables_trace.c index e1dc527a493b..87b36da5cd98 100644 --- a/net/netfilter/nf_tables_trace.c +++ b/net/netfilter/nf_tables_trace.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 2015 Red Hat GmbH * Author: Florian Westphal <fw@strlen.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 0b3347570265..6dee4f9a944c 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This is a module which is used for logging packets to userspace via * nfetlink. @@ -7,10 +8,6 @@ * * Based on the old ipv4-only ipt_ULOG.c: * (C) 2000-2004 by Harald Welte <laforge@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c index 27dac47b29c2..89750f74e3a2 100644 --- a/net/netfilter/nfnetlink_queue.c +++ b/net/netfilter/nfnetlink_queue.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This is a module which is used for queueing packets and communicating with * userspace via nfnetlink. @@ -8,11 +9,6 @@ * Based on the old ipv4-only ip_queue.c: * (C) 2000-2002 James Morris <jmorris@intercode.com.au> * (C) 2003-2005 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/nft_bitwise.c b/net/netfilter/nft_bitwise.c index 2c75b9e0474e..b310b637b550 100644 --- a/net/netfilter/nft_bitwise.c +++ b/net/netfilter/nft_bitwise.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_byteorder.c b/net/netfilter/nft_byteorder.c index 19dbc34cc75e..e06318428ea0 100644 --- a/net/netfilter/nft_byteorder.c +++ b/net/netfilter/nft_byteorder.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_cmp.c b/net/netfilter/nft_cmp.c index f9f1fa66a16e..411c0cf741e3 100644 --- a/net/netfilter/nft_cmp.c +++ b/net/netfilter/nft_cmp.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c index 276f1f2d6de1..f9adca62ccb3 100644 --- a/net/netfilter/nft_compat.c +++ b/net/netfilter/nft_compat.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 2012-2013 by Pablo Neira Ayuso <pablo@netfilter.org> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This software has been sponsored by Sophos Astaro <http://www.sophos.com> */ diff --git a/net/netfilter/nft_counter.c b/net/netfilter/nft_counter.c index 1a6b06ce6b5b..f6d4d0fa23a6 100644 --- a/net/netfilter/nft_counter.c +++ b/net/netfilter/nft_counter.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_ct.c b/net/netfilter/nft_ct.c index f043936763f3..dfcdea6619f1 100644 --- a/net/netfilter/nft_ct.c +++ b/net/netfilter/nft_ct.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * Copyright (c) 2016 Pablo Neira Ayuso <pablo@netfilter.org> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_dup_netdev.c b/net/netfilter/nft_dup_netdev.c index 15cc62b293d6..c6052fdd2c40 100644 --- a/net/netfilter/nft_dup_netdev.c +++ b/net/netfilter/nft_dup_netdev.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2015 Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c index 8394560aa695..505bdfc66801 100644 --- a/net/netfilter/nft_dynset.c +++ b/net/netfilter/nft_dynset.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2015 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/net/netfilter/nft_exthdr.c b/net/netfilter/nft_exthdr.c index a940c9fd9045..a7aa6c5250a4 100644 --- a/net/netfilter/nft_exthdr.c +++ b/net/netfilter/nft_exthdr.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_fib.c b/net/netfilter/nft_fib.c index 21df8cccea65..cfac0964f48d 100644 --- a/net/netfilter/nft_fib.c +++ b/net/netfilter/nft_fib.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. * * Generic part shared by ipv4 and ipv6 backends. */ @@ -135,17 +133,17 @@ int nft_fib_dump(struct sk_buff *skb, const struct nft_expr *expr) EXPORT_SYMBOL_GPL(nft_fib_dump); void nft_fib_store_result(void *reg, const struct nft_fib *priv, - const struct nft_pktinfo *pkt, int index) + const struct net_device *dev) { - struct net_device *dev; u32 *dreg = reg; + int index; switch (priv->result) { case NFT_FIB_RESULT_OIF: + index = dev ? dev->ifindex : 0; *dreg = (priv->flags & NFTA_FIB_F_PRESENT) ? !!index : index; break; case NFT_FIB_RESULT_OIFNAME: - dev = dev_get_by_index_rcu(nft_net(pkt), index); if (priv->flags & NFTA_FIB_F_PRESENT) *dreg = !!dev; else diff --git a/net/netfilter/nft_fib_inet.c b/net/netfilter/nft_fib_inet.c index 9120fc7228f4..465432e0531b 100644 --- a/net/netfilter/nft_fib_inet.c +++ b/net/netfilter/nft_fib_inet.c @@ -1,8 +1,4 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/kernel.h> #include <linux/init.h> diff --git a/net/netfilter/nft_fib_netdev.c b/net/netfilter/nft_fib_netdev.c index 3997ee36cfbd..2cf3f32fe6d2 100644 --- a/net/netfilter/nft_fib_netdev.c +++ b/net/netfilter/nft_fib_netdev.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2017 Pablo M. Bermudo Garay <pablombg@gmail.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This code is based on net/netfilter/nft_fib_inet.c, written by * Florian Westphal <fw@strlen.de>. */ diff --git a/net/netfilter/nft_flow_offload.c b/net/netfilter/nft_flow_offload.c index ffb25d5e8dbe..aa5f571d4361 100644 --- a/net/netfilter/nft_flow_offload.c +++ b/net/netfilter/nft_flow_offload.c @@ -13,7 +13,6 @@ #include <net/netfilter/nf_conntrack_core.h> #include <linux/netfilter/nf_conntrack_common.h> #include <net/netfilter/nf_flow_table.h> -#include <net/netfilter/nf_conntrack_helper.h> struct nft_flow_offload { struct nft_flowtable *flowtable; @@ -50,15 +49,20 @@ static int nft_flow_route(const struct nft_pktinfo *pkt, return 0; } -static bool nft_flow_offload_skip(struct sk_buff *skb) +static bool nft_flow_offload_skip(struct sk_buff *skb, int family) { - struct ip_options *opt = &(IPCB(skb)->opt); - - if (unlikely(opt->optlen)) - return true; if (skb_sec_path(skb)) return true; + if (family == NFPROTO_IPV4) { + const struct ip_options *opt; + + opt = &(IPCB(skb)->opt); + + if (unlikely(opt->optlen)) + return true; + } + return false; } @@ -68,15 +72,15 @@ static void nft_flow_offload_eval(const struct nft_expr *expr, { struct nft_flow_offload *priv = nft_expr_priv(expr); struct nf_flowtable *flowtable = &priv->flowtable->data; - const struct nf_conn_help *help; enum ip_conntrack_info ctinfo; struct nf_flow_route route; struct flow_offload *flow; enum ip_conntrack_dir dir; + bool is_tcp = false; struct nf_conn *ct; int ret; - if (nft_flow_offload_skip(pkt->skb)) + if (nft_flow_offload_skip(pkt->skb, nft_pf(pkt))) goto out; ct = nf_ct_get(pkt->skb, &ctinfo); @@ -85,14 +89,16 @@ static void nft_flow_offload_eval(const struct nft_expr *expr, switch (ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.dst.protonum) { case IPPROTO_TCP: + is_tcp = true; + break; case IPPROTO_UDP: break; default: goto out; } - help = nfct_help(ct); - if (help) + if (nf_ct_ext_exist(ct, NF_CT_EXT_HELPER) || + ct->status & IPS_SEQ_ADJUST) goto out; if (!nf_ct_is_confirmed(ct)) @@ -109,6 +115,11 @@ static void nft_flow_offload_eval(const struct nft_expr *expr, if (!flow) goto err_flow_alloc; + if (is_tcp) { + ct->proto.tcp.seen[0].flags |= IP_CT_TCP_FLAG_BE_LIBERAL; + ct->proto.tcp.seen[1].flags |= IP_CT_TCP_FLAG_BE_LIBERAL; + } + ret = flow_offload_add(flowtable, flow); if (ret < 0) goto err_flow_add; diff --git a/net/netfilter/nft_fwd_netdev.c b/net/netfilter/nft_fwd_netdev.c index d7694e7255a0..61b7f93ac681 100644 --- a/net/netfilter/nft_fwd_netdev.c +++ b/net/netfilter/nft_fwd_netdev.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2015 Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/netfilter/nft_hash.c b/net/netfilter/nft_hash.c index ea658e6c53e3..fe93e731dc7f 100644 --- a/net/netfilter/nft_hash.c +++ b/net/netfilter/nft_hash.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016 Laura Garcia <nevola@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/net/netfilter/nft_immediate.c b/net/netfilter/nft_immediate.c index 5ec43124cbca..cb8547f97220 100644 --- a/net/netfilter/nft_immediate.c +++ b/net/netfilter/nft_immediate.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_limit.c b/net/netfilter/nft_limit.c index 72f13a1144dd..35b67d7e3694 100644 --- a/net/netfilter/nft_limit.c +++ b/net/netfilter/nft_limit.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_log.c b/net/netfilter/nft_log.c index 655187bed5d8..fe4831f2258f 100644 --- a/net/netfilter/nft_log.c +++ b/net/netfilter/nft_log.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * Copyright (c) 2012-2014 Pablo Neira Ayuso <pablo@netfilter.org> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_lookup.c b/net/netfilter/nft_lookup.c index 161c3451a747..c0560bf3c31b 100644 --- a/net/netfilter/nft_lookup.c +++ b/net/netfilter/nft_lookup.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2009 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_masq.c b/net/netfilter/nft_masq.c index 86fd90085eaf..39dc94f2491e 100644 --- a/net/netfilter/nft_masq.c +++ b/net/netfilter/nft_masq.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014 Arturo Borrero Gonzalez <arturo@debian.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> @@ -307,5 +304,4 @@ module_exit(nft_masq_module_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Arturo Borrero Gonzalez <arturo@debian.org>"); -MODULE_ALIAS_NFT_AF_EXPR(AF_INET6, "masq"); -MODULE_ALIAS_NFT_AF_EXPR(AF_INET, "masq"); +MODULE_ALIAS_NFT_EXPR("masq"); diff --git a/net/netfilter/nft_meta.c b/net/netfilter/nft_meta.c index 987d2d6ce624..a54329b8634a 100644 --- a/net/netfilter/nft_meta.c +++ b/net/netfilter/nft_meta.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * Copyright (c) 2014 Intel Corporation * Author: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_nat.c b/net/netfilter/nft_nat.c index d90d421826aa..c3c93e95b46e 100644 --- a/net/netfilter/nft_nat.c +++ b/net/netfilter/nft_nat.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * Copyright (c) 2012 Pablo Neira Ayuso <pablo@netfilter.org> * Copyright (c) 2012 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/net/netfilter/nft_numgen.c b/net/netfilter/nft_numgen.c index 3cc1b3dc3c3c..48edb9d5f012 100644 --- a/net/netfilter/nft_numgen.c +++ b/net/netfilter/nft_numgen.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016 Laura Garcia <nevola@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/kernel.h> diff --git a/net/netfilter/nft_objref.c b/net/netfilter/nft_objref.c index 8dfa798ea683..bfd18d2b65a2 100644 --- a/net/netfilter/nft_objref.c +++ b/net/netfilter/nft_objref.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2012-2016 Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. */ #include <linux/init.h> diff --git a/net/netfilter/nft_payload.c b/net/netfilter/nft_payload.c index 54e15de4b79a..680bd9f38a81 100644 --- a/net/netfilter/nft_payload.c +++ b/net/netfilter/nft_payload.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * Copyright (c) 2016 Pablo Neira Ayuso <pablo@netfilter.org> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_queue.c b/net/netfilter/nft_queue.c index 98613658d4ac..5ece0a6aa8c3 100644 --- a/net/netfilter/nft_queue.c +++ b/net/netfilter/nft_queue.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2013 Eric Leblond <eric@regit.org> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code partly funded by OISF * (http://www.openinfosecfoundation.org/) */ diff --git a/net/netfilter/nft_quota.c b/net/netfilter/nft_quota.c index 354cde67bca9..c8745d454bf8 100644 --- a/net/netfilter/nft_quota.c +++ b/net/netfilter/nft_quota.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016 Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/netfilter/nft_range.c b/net/netfilter/nft_range.c index 529ac8acb19d..4701fa8a45e7 100644 --- a/net/netfilter/nft_range.c +++ b/net/netfilter/nft_range.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016 Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/netfilter/nft_redir.c b/net/netfilter/nft_redir.c index da74fdc4a684..8487eeff5c0e 100644 --- a/net/netfilter/nft_redir.c +++ b/net/netfilter/nft_redir.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014 Arturo Borrero Gonzalez <arturo@debian.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> @@ -294,5 +291,4 @@ module_exit(nft_redir_module_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Arturo Borrero Gonzalez <arturo@debian.org>"); -MODULE_ALIAS_NFT_AF_EXPR(AF_INET, "redir"); -MODULE_ALIAS_NFT_AF_EXPR(AF_INET6, "redir"); +MODULE_ALIAS_NFT_EXPR("nat"); diff --git a/net/netfilter/nft_reject.c b/net/netfilter/nft_reject.c index b48e58cceeb7..00f865fb80ca 100644 --- a/net/netfilter/nft_reject.c +++ b/net/netfilter/nft_reject.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * Copyright (c) 2013 Eric Leblond <eric@regit.org> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_reject_inet.c b/net/netfilter/nft_reject_inet.c index 5a7fb5ff867d..f41f414b72d1 100644 --- a/net/netfilter/nft_reject_inet.c +++ b/net/netfilter/nft_reject_inet.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/netfilter/nft_rt.c b/net/netfilter/nft_rt.c index c48daed5c46b..7cfcb0e2f7ee 100644 --- a/net/netfilter/nft_rt.c +++ b/net/netfilter/nft_rt.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016 Anders K. Pedersen <akp@cohaesio.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/netfilter/nft_set_bitmap.c b/net/netfilter/nft_set_bitmap.c index f866bd41e5d2..b5aeccdddb22 100644 --- a/net/netfilter/nft_set_bitmap.c +++ b/net/netfilter/nft_set_bitmap.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2017 Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/kernel.h> diff --git a/net/netfilter/nft_set_hash.c b/net/netfilter/nft_set_hash.c index 03df08801e28..6e8d20c03e3d 100644 --- a/net/netfilter/nft_set_hash.c +++ b/net/netfilter/nft_set_hash.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2014 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_set_rbtree.c b/net/netfilter/nft_set_rbtree.c index 321a0036fdf5..419d58ef802b 100644 --- a/net/netfilter/nft_set_rbtree.c +++ b/net/netfilter/nft_set_rbtree.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Development of this code funded by Astaro AG (http://www.astaro.com/) */ diff --git a/net/netfilter/nft_xfrm.c b/net/netfilter/nft_xfrm.c index b08865ec5ed3..06d5cabf1d7c 100644 --- a/net/netfilter/nft_xfrm.c +++ b/net/netfilter/nft_xfrm.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. * * Generic part shared by ipv4 and ipv6 backends. */ diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c index 0a6656ed1534..ce70c2576bb2 100644 --- a/net/netfilter/x_tables.c +++ b/net/netfilter/x_tables.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * x_tables core - Backend for {ip,ip6,arp}_tables * @@ -7,11 +8,6 @@ * Based on existing ip_tables code which is * Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling * Copyright (C) 2000-2005 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/kernel.h> diff --git a/net/netfilter/xt_AUDIT.c b/net/netfilter/xt_AUDIT.c index af883f1b64f9..9cdc16b0d0d8 100644 --- a/net/netfilter/xt_AUDIT.c +++ b/net/netfilter/xt_AUDIT.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Creates audit record for dropped/accepted packets * * (C) 2010-2011 Thomas Graf <tgraf@redhat.com> * (C) 2010-2011 Red Hat, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_CHECKSUM.c b/net/netfilter/xt_CHECKSUM.c index 6c7aa6a0a0d2..c8a639f56168 100644 --- a/net/netfilter/xt_CHECKSUM.c +++ b/net/netfilter/xt_CHECKSUM.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* iptables module for the packet checksum mangling * * (C) 2002 by Harald Welte <laforge@netfilter.org> * (C) 2010 Red Hat, Inc. * * Author: Michael S. Tsirkin <mst@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_CLASSIFY.c b/net/netfilter/xt_CLASSIFY.c index af9c4dadf816..0accac98dea7 100644 --- a/net/netfilter/xt_CLASSIFY.c +++ b/net/netfilter/xt_CLASSIFY.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This is a module which is used for setting the skb->priority field * of an skb for qdisc classification. */ /* (C) 2001-2002 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_CONNSECMARK.c b/net/netfilter/xt_CONNSECMARK.c index f3f1caac949b..a5c8b653476a 100644 --- a/net/netfilter/xt_CONNSECMARK.c +++ b/net/netfilter/xt_CONNSECMARK.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This module is used to copy security markings from packets * to connections, and restore security markings from connections @@ -9,11 +10,6 @@ * by Henrik Nordstrom <hno@marasystems.com> * * (C) 2006,2008 Red Hat, Inc., James Morris <jmorris@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_CT.c b/net/netfilter/xt_CT.c index d59cb4730fac..d4deee39158b 100644 --- a/net/netfilter/xt_CT.c +++ b/net/netfilter/xt_CT.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2010 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_DSCP.c b/net/netfilter/xt_DSCP.c index 098ed851b7a7..b1054a3d18c5 100644 --- a/net/netfilter/xt_DSCP.c +++ b/net/netfilter/xt_DSCP.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* x_tables module for setting the IPv4/IPv6 DSCP field, Version 1.8 * * (C) 2002 by Harald Welte <laforge@netfilter.org> * based on ipt_FTOS.c (C) 2000 by Matthew G. Marsh <mgm@paktronix.com> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * See RFC2474 for a description of the DSCP field within the IP Header. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_HL.c b/net/netfilter/xt_HL.c index 4653b071bed4..8221a5ce44bf 100644 --- a/net/netfilter/xt_HL.c +++ b/net/netfilter/xt_HL.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * TTL modification target for IP tables * (C) 2000,2005 by Harald Welte <laforge@netfilter.org> * * Hop Limit modification target for ip6tables * Maciej Soltysiak <solt@dns.toxicfilms.tv> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_HMARK.c b/net/netfilter/xt_HMARK.c index 9c75f419cd80..be7798a50546 100644 --- a/net/netfilter/xt_HMARK.c +++ b/net/netfilter/xt_HMARK.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * xt_HMARK - Netfilter module to set mark by means of hashing * * (C) 2012 by Hans Schillstrom <hans.schillstrom@ericsson.com> * (C) 2012 by Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_IDLETIMER.c b/net/netfilter/xt_IDLETIMER.c index 5f9b37e12801..9cec9eae556a 100644 --- a/net/netfilter/xt_IDLETIMER.c +++ b/net/netfilter/xt_IDLETIMER.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/net/netfilter/xt_IDLETIMER.c * @@ -11,20 +12,6 @@ * by Luciano Coelho <luciano.coelho@nokia.com> * * Contact: Luciano Coelho <luciano.coelho@nokia.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_LED.c b/net/netfilter/xt_LED.c index 19846445504d..0371c387b0d1 100644 --- a/net/netfilter/xt_LED.c +++ b/net/netfilter/xt_LED.c @@ -1,22 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * xt_LED.c - netfilter target to make LEDs blink upon packet matches * * Copyright (C) 2008 Adam Nielsen <a.nielsen@shikadi.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301 USA. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_LOG.c b/net/netfilter/xt_LOG.c index c3b2017ebe41..a1e79b517c01 100644 --- a/net/netfilter/xt_LOG.c +++ b/net/netfilter/xt_LOG.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This is a module which is used for logging packets. */ /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_MASQUERADE.c b/net/netfilter/xt_MASQUERADE.c index ece20d832adc..eae05c178336 100644 --- a/net/netfilter/xt_MASQUERADE.c +++ b/net/netfilter/xt_MASQUERADE.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Masquerade. Simple mapping which alters range to a local IP address (depending on route). */ /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_NETMAP.c b/net/netfilter/xt_NETMAP.c index 1d437875e15a..cb2ee80d84fa 100644 --- a/net/netfilter/xt_NETMAP.c +++ b/net/netfilter/xt_NETMAP.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 2000-2001 Svenning Soerensen <svenning@post5.tele.dk> * Copyright (c) 2011 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/ip.h> diff --git a/net/netfilter/xt_NFLOG.c b/net/netfilter/xt_NFLOG.c index 1ed0cac585c4..6e83ce3000db 100644 --- a/net/netfilter/xt_NFLOG.c +++ b/net/netfilter/xt_NFLOG.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2006 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_NFQUEUE.c b/net/netfilter/xt_NFQUEUE.c index a9aca80a32ae..466da23e36ff 100644 --- a/net/netfilter/xt_NFQUEUE.c +++ b/net/netfilter/xt_NFQUEUE.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* iptables module for using new netfilter netlink queue * * (C) 2005 by Harald Welte <laforge@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_RATEEST.c b/net/netfilter/xt_RATEEST.c index 9e05c86ba5c4..2236455b10a3 100644 --- a/net/netfilter/xt_RATEEST.c +++ b/net/netfilter/xt_RATEEST.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 2007 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/skbuff.h> diff --git a/net/netfilter/xt_REDIRECT.c b/net/netfilter/xt_REDIRECT.c index 5ce9461e979c..353ca7801251 100644 --- a/net/netfilter/xt_REDIRECT.c +++ b/net/netfilter/xt_REDIRECT.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> * Copyright (c) 2011 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Based on Rusty Russell's IPv4 REDIRECT target. Development of IPv6 * NAT funded by Astaro. */ diff --git a/net/netfilter/xt_SECMARK.c b/net/netfilter/xt_SECMARK.c index f16202d26c20..2317721f3ecb 100644 --- a/net/netfilter/xt_SECMARK.c +++ b/net/netfilter/xt_SECMARK.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Module for modifying the secmark field of the skb, for use by * security subsystems. @@ -6,11 +7,6 @@ * (C) 1999-2001 Marc Boucher <marc@mbsi.ca> * * (C) 2006,2008 Red Hat, Inc., James Morris <jmorris@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_TCPMSS.c b/net/netfilter/xt_TCPMSS.c index 98efb202f8b4..0b3a1b291c91 100644 --- a/net/netfilter/xt_TCPMSS.c +++ b/net/netfilter/xt_TCPMSS.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This is a module which is used for setting the MSS option in TCP packets. * * Copyright (C) 2000 Marc Boucher <marc@mbsi.ca> * Copyright (C) 2007 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_TCPOPTSTRIP.c b/net/netfilter/xt_TCPOPTSTRIP.c index eb92bffff11c..666f4ca9b15f 100644 --- a/net/netfilter/xt_TCPOPTSTRIP.c +++ b/net/netfilter/xt_TCPOPTSTRIP.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * A module for stripping a specific TCP option from TCP packets. * * Copyright (C) 2007 Sven Schnelle <svens@bitebene.org> * Copyright © CC Computer Consultants GmbH, 2007 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_TPROXY.c b/net/netfilter/xt_TPROXY.c index ad7420cdc439..194dc03341f3 100644 --- a/net/netfilter/xt_TPROXY.c +++ b/net/netfilter/xt_TPROXY.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Transparent proxy support for Linux/iptables * * Copyright (c) 2006-2010 BalaBit IT Ltd. * Author: Balazs Scheidler, Krisztian Kovacs - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_addrtype.c b/net/netfilter/xt_addrtype.c index 29987ff03621..e9b2181e8c42 100644 --- a/net/netfilter/xt_addrtype.c +++ b/net/netfilter/xt_addrtype.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * iptables module to match inet_addr_type() of an ip. * * Copyright (c) 2004 Patrick McHardy <kaber@trash.net> * (C) 2007 Laszlo Attila Toth <panther@balabit.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/kernel.h> diff --git a/net/netfilter/xt_bpf.c b/net/netfilter/xt_bpf.c index a2cf8a6236d6..13cf3f9b5938 100644 --- a/net/netfilter/xt_bpf.c +++ b/net/netfilter/xt_bpf.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Xtables module to match packets using a BPF filter. * Copyright 2013 Google Inc. * Written by Willem de Bruijn <willemb@google.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_cgroup.c b/net/netfilter/xt_cgroup.c index 5cb1ecb29ea4..c0f5e9a4f3c6 100644 --- a/net/netfilter/xt_cgroup.c +++ b/net/netfilter/xt_cgroup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Xtables module to match the process control group. * @@ -6,10 +7,6 @@ * Matching is based upon processes tagged to net_cls' classid marker. * * (C) 2013 Daniel Borkmann <dborkman@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_cluster.c b/net/netfilter/xt_cluster.c index 51d0c257e7a5..a047a545371e 100644 --- a/net/netfilter/xt_cluster.c +++ b/net/netfilter/xt_cluster.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 2008-2009 Pablo Neira Ayuso <pablo@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_connlabel.c b/net/netfilter/xt_connlabel.c index 893374ac3758..87505cdad5f1 100644 --- a/net/netfilter/xt_connlabel.c +++ b/net/netfilter/xt_connlabel.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 2013 Astaro GmbH & Co KG - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_conntrack.c b/net/netfilter/xt_conntrack.c index df80fe7d391c..ea299da24734 100644 --- a/net/netfilter/xt_conntrack.c +++ b/net/netfilter/xt_conntrack.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * xt_conntrack - Netfilter module to match connection tracking * information. (Superset of Rusty's minimalistic state match.) @@ -5,10 +6,6 @@ * (C) 2001 Marc Boucher (marc@mbsi.ca). * (C) 2006-2012 Patrick McHardy <kaber@trash.net> * Copyright © CC Computer Consultants GmbH, 2007 - 2008 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_cpu.c b/net/netfilter/xt_cpu.c index c7a2e5466bc4..3bdc302a0f91 100644 --- a/net/netfilter/xt_cpu.c +++ b/net/netfilter/xt_cpu.c @@ -1,17 +1,13 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match running CPU */ /* * Might be used to distribute connections on several daemons, if * RPS (Remote Packet Steering) is enabled or NIC is multiqueue capable, * each RX queue IRQ affined to one CPU (1:1 mapping) - * */ /* (C) 2010 Eric Dumazet - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_dccp.c b/net/netfilter/xt_dccp.c index b63d2a3d80ba..e5a13ecbe67a 100644 --- a/net/netfilter/xt_dccp.c +++ b/net/netfilter/xt_dccp.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * iptables module for DCCP protocol header matching * * (C) 2005 by Harald Welte <laforge@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_devgroup.c b/net/netfilter/xt_devgroup.c index 96ebe1cdefec..9520dd00070b 100644 --- a/net/netfilter/xt_devgroup.c +++ b/net/netfilter/xt_devgroup.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2011 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_dscp.c b/net/netfilter/xt_dscp.c index a4c2b862f820..fb0169a8f9bb 100644 --- a/net/netfilter/xt_dscp.c +++ b/net/netfilter/xt_dscp.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* IP tables module for matching the value of the IPv4/IPv6 DSCP field * * (C) 2002 by Harald Welte <laforge@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_ecn.c b/net/netfilter/xt_ecn.c index c7ad4afa5fb8..b96e8203ac54 100644 --- a/net/netfilter/xt_ecn.c +++ b/net/netfilter/xt_ecn.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Xtables module for matching the value of the IPv4/IPv6 and TCP ECN bits * * (C) 2002 by Harald Welte <laforge@gnumonks.org> * (C) 2011 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/in.h> diff --git a/net/netfilter/xt_esp.c b/net/netfilter/xt_esp.c index 171ba82b5902..2a1c0ad0ff07 100644 --- a/net/netfilter/xt_esp.c +++ b/net/netfilter/xt_esp.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match ESP parameters. */ /* (C) 1999-2000 Yon Uriarte <yon@astaro.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_helper.c b/net/netfilter/xt_helper.c index fd077aeaaed9..a5a167f941e0 100644 --- a/net/netfilter/xt_helper.c +++ b/net/netfilter/xt_helper.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* iptables module to match on related connections */ /* * (C) 2001 Martin Josefsson <gandalf@wlug.westbo.se> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_hl.c b/net/netfilter/xt_hl.c index 003951149c9e..c1a70f8f0441 100644 --- a/net/netfilter/xt_hl.c +++ b/net/netfilter/xt_hl.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * IP tables module for matching the value of the TTL * (C) 2000,2001 by Harald Welte <laforge@netfilter.org> * * Hop Limit matching module * (C) 2001-2002 Maciej Soltysiak <solt@dns.toxicfilms.tv> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/ip.h> diff --git a/net/netfilter/xt_ipcomp.c b/net/netfilter/xt_ipcomp.c index 57f1df575701..472da639a32e 100644 --- a/net/netfilter/xt_ipcomp.c +++ b/net/netfilter/xt_ipcomp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* Kernel module to match IPComp parameters for IPv4 and IPv6 * * Copyright (C) 2013 WindRiver @@ -7,11 +8,6 @@ * * Based on: * net/netfilter/xt_esp.c - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_iprange.c b/net/netfilter/xt_iprange.c index b46626cddd93..140ce6be639a 100644 --- a/net/netfilter/xt_iprange.c +++ b/net/netfilter/xt_iprange.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * xt_iprange - Netfilter module to match IP address ranges * * (C) 2003 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> * (C) CC Computer Consultants GmbH, 2008 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_l2tp.c b/net/netfilter/xt_l2tp.c index c43482bf48e6..a61eb81e9f49 100644 --- a/net/netfilter/xt_l2tp.c +++ b/net/netfilter/xt_l2tp.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match L2TP header parameters. */ /* (C) 2013 James Chapman <jchapman@katalix.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_length.c b/net/netfilter/xt_length.c index 176e5570a999..1873da3a945a 100644 --- a/net/netfilter/xt_length.c +++ b/net/netfilter/xt_length.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match packet length. */ /* (C) 1999-2001 James Morris <jmorros@intercode.com.au> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_limit.c b/net/netfilter/xt_limit.c index 9f098ecb2449..bd1dea9c7b88 100644 --- a/net/netfilter/xt_limit.c +++ b/net/netfilter/xt_limit.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999 Jérôme de Vivie <devivie@info.enserb.u-bordeaux.fr> * (C) 1999 Hervé Eychenne <eychenne@info.enserb.u-bordeaux.fr> * (C) 2006-2012 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_mac.c b/net/netfilter/xt_mac.c index d5b4fd4f91ed..81649da57ba5 100644 --- a/net/netfilter/xt_mac.c +++ b/net/netfilter/xt_mac.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match MAC address parameters. */ /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_mark.c b/net/netfilter/xt_mark.c index ebd41dc501e5..1ad74b5920b5 100644 --- a/net/netfilter/xt_mark.c +++ b/net/netfilter/xt_mark.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * xt_mark - Netfilter module to match NFMARK value * * (C) 1999-2001 Marc Boucher <marc@mbsi.ca> * Copyright © CC Computer Consultants GmbH, 2007 - 2008 * Jan Engelhardt <jengelh@medozas.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_multiport.c b/net/netfilter/xt_multiport.c index 1cde0e4985b7..44a00f5acde8 100644 --- a/net/netfilter/xt_multiport.c +++ b/net/netfilter/xt_multiport.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match one of a list of TCP/UDP(-Lite)/SCTP/DCCP ports: ports are in the same place so we can treat them as equal. */ /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_nat.c b/net/netfilter/xt_nat.c index 61eabd171186..a8e5f6c8db7a 100644 --- a/net/netfilter/xt_nat.c +++ b/net/netfilter/xt_nat.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org> * (C) 2011 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/netfilter/xt_owner.c b/net/netfilter/xt_owner.c index 46686fb73784..95f64a99e425 100644 --- a/net/netfilter/xt_owner.c +++ b/net/netfilter/xt_owner.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Kernel module to match various things tied to sockets associated with * locally generated outgoing packets. @@ -5,10 +6,6 @@ * (C) 2000 Marc Boucher <marc@mbsi.ca> * * Copyright © CC Computer Consultants GmbH, 2007 - 2008 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/skbuff.h> diff --git a/net/netfilter/xt_physdev.c b/net/netfilter/xt_physdev.c index b2e39cb6a590..ead7c6022208 100644 --- a/net/netfilter/xt_physdev.c +++ b/net/netfilter/xt_physdev.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match the bridge port in and * out device for IP packets coming into contact with a bridge. */ /* (C) 2001-2003 Bart De Schuymer <bdschuym@pandora.be> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_pkttype.c b/net/netfilter/xt_pkttype.c index 1ef99151b3ba..f48946aef49f 100644 --- a/net/netfilter/xt_pkttype.c +++ b/net/netfilter/xt_pkttype.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* (C) 1999-2001 Michal Ludvig <michal@logix.cz> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_policy.c b/net/netfilter/xt_policy.c index aa84e8121c93..cb6e8279010a 100644 --- a/net/netfilter/xt_policy.c +++ b/net/netfilter/xt_policy.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* IP tables module for matching IPsec policy * * Copyright (c) 2004,2005 Patrick McHardy, <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/kernel.h> diff --git a/net/netfilter/xt_rateest.c b/net/netfilter/xt_rateest.c index bf77326861af..72324bd976af 100644 --- a/net/netfilter/xt_rateest.c +++ b/net/netfilter/xt_rateest.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * (C) 2007 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/skbuff.h> diff --git a/net/netfilter/xt_realm.c b/net/netfilter/xt_realm.c index 459a7b256eb2..6df485f4403d 100644 --- a/net/netfilter/xt_realm.c +++ b/net/netfilter/xt_realm.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* IP tables module for matching the routing realm * * (C) 2003 by Sampsa Ranta <sampsa@netsonic.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_recent.c b/net/netfilter/xt_recent.c index 1664d2ec8b2f..781e0b482189 100644 --- a/net/netfilter/xt_recent.c +++ b/net/netfilter/xt_recent.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2006 Patrick McHardy <kaber@trash.net> * Copyright © CC Computer Consultants GmbH, 2007 - 2008 * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * This is a replacement of the old ipt_recent module, which carried the * following copyright notice: * diff --git a/net/netfilter/xt_set.c b/net/netfilter/xt_set.c index bf2890b13212..f099228cb9c4 100644 --- a/net/netfilter/xt_set.c +++ b/net/netfilter/xt_set.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2000-2002 Joakim Axelsson <gozem@linux.nu> * Patrick Schaaf <bof@bof.de> * Martin Josefsson <gandalf@wlug.westbo.se> * Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ /* Kernel module which implements the set match and SET target diff --git a/net/netfilter/xt_socket.c b/net/netfilter/xt_socket.c index ada144e5645b..5f973987265d 100644 --- a/net/netfilter/xt_socket.c +++ b/net/netfilter/xt_socket.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Transparent proxy support for Linux/iptables * * Copyright (C) 2007-2008 BalaBit IT Ltd. * Author: Krisztian Kovacs - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> diff --git a/net/netfilter/xt_state.c b/net/netfilter/xt_state.c index 0b41c0befe3c..bbe07b1be9a3 100644 --- a/net/netfilter/xt_state.c +++ b/net/netfilter/xt_state.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match connection tracking information. */ /* (C) 1999-2001 Paul `Rusty' Russell * (C) 2002-2005 Netfilter Core Team <coreteam@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netfilter/xt_statistic.c b/net/netfilter/xt_statistic.c index 8710fdba2ae2..203e24ae472c 100644 --- a/net/netfilter/xt_statistic.c +++ b/net/netfilter/xt_statistic.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2006 Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Based on ipt_random and ipt_nth by Fabrice MARIE <fabrice@netfilter.org>. */ diff --git a/net/netfilter/xt_string.c b/net/netfilter/xt_string.c index be1feddadcf0..8ce25bc9b277 100644 --- a/net/netfilter/xt_string.c +++ b/net/netfilter/xt_string.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* String matching match for iptables * * (C) 2005 Pablo Neira Ayuso <pablo@eurodev.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/gfp.h> diff --git a/net/netfilter/xt_tcpmss.c b/net/netfilter/xt_tcpmss.c index c53d4d18eadf..37704ab01799 100644 --- a/net/netfilter/xt_tcpmss.c +++ b/net/netfilter/xt_tcpmss.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Kernel module to match TCP MSS values. */ /* Copyright (C) 2000 Marc Boucher <marc@mbsi.ca> * Portions (C) 2005 by Harald Welte <laforge@netfilter.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 718a97d5f1fd..e9ddfd782d16 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NETLINK Kernel-user communication protocol. * @@ -5,11 +6,6 @@ * Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> * Patrick McHardy <kaber@trash.net> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Tue Jun 26 14:36:48 MEST 2001 Herbert "herp" Rosmanith * added netlink_proto_exit * Tue Jan 22 18:32:44 BRST 2002 Arnaldo C. de Melo <acme@conectiva.com.br> diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index 167c09e1ea90..86b87925ef34 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * Copyright Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk) diff --git a/net/netrom/nr_dev.c b/net/netrom/nr_dev.c index 988f542481a8..29e418c8c6c3 100644 --- a/net/netrom/nr_dev.c +++ b/net/netrom/nr_dev.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/netrom/nr_in.c b/net/netrom/nr_in.c index fbfdae452ff9..2bef3779f893 100644 --- a/net/netrom/nr_in.c +++ b/net/netrom/nr_in.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * Copyright Darryl Miles G7LED (dlm@g7led.demon.co.uk) diff --git a/net/netrom/nr_loopback.c b/net/netrom/nr_loopback.c index 93d13f019981..a880dd33e901 100644 --- a/net/netrom/nr_loopback.c +++ b/net/netrom/nr_loopback.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright Tomi Manninen OH2BNS (oh2bns@sral.fi) */ diff --git a/net/netrom/nr_out.c b/net/netrom/nr_out.c index 00fbf1419ec6..44929657f5b7 100644 --- a/net/netrom/nr_out.c +++ b/net/netrom/nr_out.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * Copyright Darryl Miles G7LED (dlm@g7led.demon.co.uk) diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c index b76aa668a94b..d41335bad1f8 100644 --- a/net/netrom/nr_route.c +++ b/net/netrom/nr_route.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * Copyright Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk) diff --git a/net/netrom/nr_subr.c b/net/netrom/nr_subr.c index 029c8bb90f4c..3f99b432ea70 100644 --- a/net/netrom/nr_subr.c +++ b/net/netrom/nr_subr.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/netrom/nr_timer.c b/net/netrom/nr_timer.c index 908e53ab47a4..9115f8a7dd45 100644 --- a/net/netrom/nr_timer.c +++ b/net/netrom/nr_timer.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * Copyright (C) 2002 Ralf Baechle DO1GRB (ralf@gnu.org) diff --git a/net/netrom/sysctl_net_netrom.c b/net/netrom/sysctl_net_netrom.c index 771011b84270..79fb2d3f477b 100644 --- a/net/netrom/sysctl_net_netrom.c +++ b/net/netrom/sysctl_net_netrom.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) 1996 Mike Shaver (shaver@zeroknowledge.com) */ diff --git a/net/nfc/digital.h b/net/nfc/digital.h index 3c39c72eb038..c33b2f7e1072 100644 --- a/net/nfc/digital.h +++ b/net/nfc/digital.h @@ -1,16 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * NFC Digital Protocol stack * Copyright (c) 2013, Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * */ #ifndef __DIGITAL_H diff --git a/net/nfc/digital_core.c b/net/nfc/digital_core.c index ec0a8998e52d..e3599ed4a7a8 100644 --- a/net/nfc/digital_core.c +++ b/net/nfc/digital_core.c @@ -1,16 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * NFC Digital Protocol stack * Copyright (c) 2013, Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * */ #define pr_fmt(fmt) "digital: %s: " fmt, __func__ diff --git a/net/nfc/digital_dep.c b/net/nfc/digital_dep.c index 4f9a973988b2..65aaa9d7c813 100644 --- a/net/nfc/digital_dep.c +++ b/net/nfc/digital_dep.c @@ -1,16 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * NFC Digital Protocol stack * Copyright (c) 2013, Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * */ #define pr_fmt(fmt) "digital: %s: " fmt, __func__ diff --git a/net/nfc/digital_technology.c b/net/nfc/digital_technology.c index 2021d1d58a75..84d2345c75a3 100644 --- a/net/nfc/digital_technology.c +++ b/net/nfc/digital_technology.c @@ -1,16 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * NFC Digital Protocol stack * Copyright (c) 2013, Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * */ #define pr_fmt(fmt) "digital: %s: " fmt, __func__ diff --git a/net/nfc/hci/llc.c b/net/nfc/hci/llc.c index 3d699cbc7435..6ab40ea17662 100644 --- a/net/nfc/hci/llc.c +++ b/net/nfc/hci/llc.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Link Layer Control manager * * Copyright (C) 2012 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #include <net/nfc/llc.h> diff --git a/net/nfc/hci/llc.h b/net/nfc/hci/llc.h index 5dad4c57ffb3..823ddb621e5d 100644 --- a/net/nfc/hci/llc.h +++ b/net/nfc/hci/llc.h @@ -1,19 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Link Layer Control manager * * Copyright (C) 2012 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #ifndef __LOCAL_LLC_H_ diff --git a/net/nfc/hci/llc_nop.c b/net/nfc/hci/llc_nop.c index d0435d5a197b..a42852f36f2e 100644 --- a/net/nfc/hci/llc_nop.c +++ b/net/nfc/hci/llc_nop.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * nop (passthrough) Link Layer Control * * Copyright (C) 2012 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #include <linux/types.h> diff --git a/net/nfc/hci/llc_shdlc.c b/net/nfc/hci/llc_shdlc.c index fe988936ad92..0eb4ddc056e7 100644 --- a/net/nfc/hci/llc_shdlc.c +++ b/net/nfc/hci/llc_shdlc.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * shdlc Link Layer Control * * Copyright (C) 2012 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #define pr_fmt(fmt) "shdlc: %s: " fmt, __func__ diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c index 074960154993..7cd524884304 100644 --- a/net/nfc/nci/core.c +++ b/net/nfc/nci/core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * The NFC Controller Interface is the communication protocol between an * NFC Controller (NFCC) and a Device Host (DH). @@ -10,19 +11,6 @@ * Acknowledgements: * This file is based on hci_core.c, which was written * by Maxim Krasnyansky. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": %s: " fmt, __func__ diff --git a/net/nfc/nci/data.c b/net/nfc/nci/data.c index 908f25e3773e..0a0c265baaa4 100644 --- a/net/nfc/nci/data.c +++ b/net/nfc/nci/data.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * The NFC Controller Interface is the communication protocol between an * NFC Controller (NFCC) and a Device Host (DH). @@ -6,19 +7,6 @@ * Copyright (C) 2014 Marvell International Ltd. * * Written by Ilan Elias <ilane@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": %s: " fmt, __func__ diff --git a/net/nfc/nci/hci.c b/net/nfc/nci/hci.c index c0d323b58e73..c18e76d6d8ba 100644 --- a/net/nfc/nci/hci.c +++ b/net/nfc/nci/hci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * The NFC Controller Interface is the communication protocol between an * NFC Controller (NFCC) and a Device Host (DH). @@ -5,19 +6,6 @@ * section of the NCI 1.1 specification. * * Copyright (C) 2014 STMicroelectronics SAS. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * */ #include <linux/skbuff.h> diff --git a/net/nfc/nci/lib.c b/net/nfc/nci/lib.c index ed774a2e989a..473323f8067b 100644 --- a/net/nfc/nci/lib.c +++ b/net/nfc/nci/lib.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * The NFC Controller Interface is the communication protocol between an * NFC Controller (NFCC) and a Device Host (DH). @@ -9,19 +10,6 @@ * Acknowledgements: * This file is based on lib.c, which was written * by Maxim Krasnyansky. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * */ #include <linux/module.h> diff --git a/net/nfc/nci/ntf.c b/net/nfc/nci/ntf.c index 1e8c1a12aaec..33e1170817f0 100644 --- a/net/nfc/nci/ntf.c +++ b/net/nfc/nci/ntf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * The NFC Controller Interface is the communication protocol between an * NFC Controller (NFCC) and a Device Host (DH). @@ -10,19 +11,6 @@ * Acknowledgements: * This file is based on hci_event.c, which was written * by Maxim Krasnyansky. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": %s: " fmt, __func__ diff --git a/net/nfc/nci/rsp.c b/net/nfc/nci/rsp.c index e3bbf1937d0e..a48297b79f34 100644 --- a/net/nfc/nci/rsp.c +++ b/net/nfc/nci/rsp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * The NFC Controller Interface is the communication protocol between an * NFC Controller (NFCC) and a Device Host (DH). @@ -9,19 +10,6 @@ * Acknowledgements: * This file is based on hci_event.c, which was written * by Maxim Krasnyansky. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * */ #define pr_fmt(fmt) KBUILD_MODNAME ": %s: " fmt, __func__ diff --git a/net/nfc/nci/spi.c b/net/nfc/nci/spi.c index 452f4c16b7a9..9dd8a1096916 100644 --- a/net/nfc/nci/spi.c +++ b/net/nfc/nci/spi.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - * */ #define pr_fmt(fmt) "nci_spi: %s: " fmt, __func__ diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c index 1180b3e58a0a..ea64c90b14e8 100644 --- a/net/nfc/netlink.c +++ b/net/nfc/netlink.c @@ -911,7 +911,8 @@ static int nfc_genl_deactivate_target(struct sk_buff *skb, u32 device_idx, target_idx; int rc; - if (!info->attrs[NFC_ATTR_DEVICE_INDEX]) + if (!info->attrs[NFC_ATTR_DEVICE_INDEX] || + !info->attrs[NFC_ATTR_TARGET_INDEX]) return -EINVAL; device_idx = nla_get_u32(info->attrs[NFC_ATTR_DEVICE_INDEX]); diff --git a/net/nsh/nsh.c b/net/nsh/nsh.c index 1a30e165eeb4..e9ca007718b7 100644 --- a/net/nsh/nsh.c +++ b/net/nsh/nsh.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Network Service Header * * Copyright (c) 2017 Red Hat, Inc. -- Jiri Benc <jbenc@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c index 2c151bb322c1..151518dbabad 100644 --- a/net/openvswitch/actions.c +++ b/net/openvswitch/actions.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2007-2017 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c index 4c597a0bb168..848c6eb55064 100644 --- a/net/openvswitch/conntrack.c +++ b/net/openvswitch/conntrack.c @@ -1,14 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2015 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. */ #include <linux/module.h> diff --git a/net/openvswitch/conntrack.h b/net/openvswitch/conntrack.h index 900dadd70974..59dc32761b91 100644 --- a/net/openvswitch/conntrack.h +++ b/net/openvswitch/conntrack.h @@ -1,14 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2015 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. */ #ifndef OVS_CONNTRACK_H diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c index dc9ff9367221..6747bc57b6fa 100644 --- a/net/openvswitch/datapath.c +++ b/net/openvswitch/datapath.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2007-2014 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/openvswitch/datapath.h b/net/openvswitch/datapath.h index c9eb267c6f7e..751d34accdf9 100644 --- a/net/openvswitch/datapath.h +++ b/net/openvswitch/datapath.h @@ -1,19 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2007-2014 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #ifndef DATAPATH_H diff --git a/net/openvswitch/dp_notify.c b/net/openvswitch/dp_notify.c index f3ee2f2825c0..53cf07d141b4 100644 --- a/net/openvswitch/dp_notify.c +++ b/net/openvswitch/dp_notify.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2007-2012 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #include <linux/netdevice.h> diff --git a/net/openvswitch/flow.c b/net/openvswitch/flow.c index f54cf17ef7a8..dca3b1e2acf0 100644 --- a/net/openvswitch/flow.c +++ b/net/openvswitch/flow.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2007-2014 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #include <linux/uaccess.h> diff --git a/net/openvswitch/flow.h b/net/openvswitch/flow.h index 5b8e5bd7457b..3e2cc2202d66 100644 --- a/net/openvswitch/flow.h +++ b/net/openvswitch/flow.h @@ -1,19 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2007-2017 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #ifndef FLOW_H diff --git a/net/openvswitch/flow_netlink.c b/net/openvswitch/flow_netlink.c index 54eb80dd2dc6..d7559c64795d 100644 --- a/net/openvswitch/flow_netlink.c +++ b/net/openvswitch/flow_netlink.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2007-2017 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/openvswitch/flow_netlink.h b/net/openvswitch/flow_netlink.h index 66f9553758a5..fe7f77fc5f18 100644 --- a/net/openvswitch/flow_netlink.h +++ b/net/openvswitch/flow_netlink.h @@ -1,19 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2007-2013 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ diff --git a/net/openvswitch/flow_table.c b/net/openvswitch/flow_table.c index cfb0098c9a01..988fd8a94e43 100644 --- a/net/openvswitch/flow_table.c +++ b/net/openvswitch/flow_table.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2007-2014 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #include "flow.h" diff --git a/net/openvswitch/flow_table.h b/net/openvswitch/flow_table.h index de5ec6cf5174..bc52045b63ff 100644 --- a/net/openvswitch/flow_table.h +++ b/net/openvswitch/flow_table.h @@ -1,19 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2007-2013 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #ifndef FLOW_TABLE_H diff --git a/net/openvswitch/meter.c b/net/openvswitch/meter.c index bb67238f0340..3323b79ff548 100644 --- a/net/openvswitch/meter.c +++ b/net/openvswitch/meter.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2017 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/openvswitch/meter.h b/net/openvswitch/meter.h index 964ace2650f8..f645913870bd 100644 --- a/net/openvswitch/meter.h +++ b/net/openvswitch/meter.h @@ -1,9 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2017 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. */ #ifndef METER_H diff --git a/net/openvswitch/vport-geneve.c b/net/openvswitch/vport-geneve.c index acb6077b7478..89a8e1501809 100644 --- a/net/openvswitch/vport-geneve.c +++ b/net/openvswitch/vport-geneve.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (c) 2014 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/openvswitch/vport-gre.c b/net/openvswitch/vport-gre.c index c38a62464b85..e6b5e76a962a 100644 --- a/net/openvswitch/vport-gre.c +++ b/net/openvswitch/vport-gre.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2007-2014 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/openvswitch/vport-internal_dev.c b/net/openvswitch/vport-internal_dev.c index 26f71cbf7527..d2437b5b2f6a 100644 --- a/net/openvswitch/vport-internal_dev.c +++ b/net/openvswitch/vport-internal_dev.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2007-2012 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #include <linux/if_vlan.h> @@ -170,7 +157,9 @@ static struct vport *internal_dev_create(const struct vport_parms *parms) { struct vport *vport; struct internal_dev *internal_dev; + struct net_device *dev; int err; + bool free_vport = true; vport = ovs_vport_alloc(0, &ovs_internal_vport_ops, parms); if (IS_ERR(vport)) { @@ -178,8 +167,9 @@ static struct vport *internal_dev_create(const struct vport_parms *parms) goto error; } - vport->dev = alloc_netdev(sizeof(struct internal_dev), - parms->name, NET_NAME_USER, do_setup); + dev = alloc_netdev(sizeof(struct internal_dev), + parms->name, NET_NAME_USER, do_setup); + vport->dev = dev; if (!vport->dev) { err = -ENOMEM; goto error_free_vport; @@ -200,8 +190,10 @@ static struct vport *internal_dev_create(const struct vport_parms *parms) rtnl_lock(); err = register_netdevice(vport->dev); - if (err) + if (err) { + free_vport = false; goto error_unlock; + } dev_set_promiscuity(vport->dev, 1); rtnl_unlock(); @@ -211,11 +203,12 @@ static struct vport *internal_dev_create(const struct vport_parms *parms) error_unlock: rtnl_unlock(); - free_percpu(vport->dev->tstats); + free_percpu(dev->tstats); error_free_netdev: - free_netdev(vport->dev); + free_netdev(dev); error_free_vport: - ovs_vport_free(vport); + if (free_vport) + ovs_vport_free(vport); error: return ERR_PTR(err); } diff --git a/net/openvswitch/vport-internal_dev.h b/net/openvswitch/vport-internal_dev.h index 1b179a190cff..0112d1b09d4b 100644 --- a/net/openvswitch/vport-internal_dev.h +++ b/net/openvswitch/vport-internal_dev.h @@ -1,19 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2007-2011 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #ifndef VPORT_INTERNAL_DEV_H diff --git a/net/openvswitch/vport-netdev.c b/net/openvswitch/vport-netdev.c index 9bec22e3e9e8..52a1ed9633ec 100644 --- a/net/openvswitch/vport-netdev.c +++ b/net/openvswitch/vport-netdev.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2007-2012 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/openvswitch/vport-netdev.h b/net/openvswitch/vport-netdev.h index 19e29c12adcc..c5d83a43bfc4 100644 --- a/net/openvswitch/vport-netdev.h +++ b/net/openvswitch/vport-netdev.h @@ -1,19 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2007-2011 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #ifndef VPORT_NETDEV_H diff --git a/net/openvswitch/vport-vxlan.c b/net/openvswitch/vport-vxlan.c index f3c54871f9e1..188e9c1360a1 100644 --- a/net/openvswitch/vport-vxlan.c +++ b/net/openvswitch/vport-vxlan.c @@ -1,20 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014 Nicira, Inc. * Copyright (c) 2013 Cisco Systems, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #include <linux/kernel.h> diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c index 258ce3b7b452..f927de9bda0a 100644 --- a/net/openvswitch/vport.c +++ b/net/openvswitch/vport.c @@ -1,19 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2007-2014 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #include <linux/etherdevice.h> diff --git a/net/openvswitch/vport.h b/net/openvswitch/vport.h index cda66c26ad08..1eb7495ac5b4 100644 --- a/net/openvswitch/vport.h +++ b/net/openvswitch/vport.h @@ -1,19 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2007-2012 Nicira, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA */ #ifndef VPORT_H diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index fbc775fbf712..5f78df080573 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -43,13 +44,6 @@ * Chetan Loke : Implemented TPACKET_V3 block abstraction * layer. * Copyright (C) 2011, <lokec@ccs.neu.edu> - * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ #include <linux/types.h> @@ -2407,6 +2401,9 @@ static void tpacket_destruct_skb(struct sk_buff *skb) ts = __packet_set_timestamp(po, ph, skb); __packet_set_status(po, ph, TP_STATUS_AVAILABLE | ts); + + if (!packet_read_pending(&po->tx_ring)) + complete(&po->skb_completion); } sock_wfree(skb); @@ -2591,7 +2588,7 @@ static int tpacket_parse_header(struct packet_sock *po, void *frame, static int tpacket_snd(struct packet_sock *po, struct msghdr *msg) { - struct sk_buff *skb; + struct sk_buff *skb = NULL; struct net_device *dev; struct virtio_net_hdr *vnet_hdr = NULL; struct sockcm_cookie sockc; @@ -2606,6 +2603,7 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg) int len_sum = 0; int status = TP_STATUS_AVAILABLE; int hlen, tlen, copylen = 0; + long timeo = 0; mutex_lock(&po->pg_vec_lock); @@ -2652,12 +2650,21 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg) if ((size_max > dev->mtu + reserve + VLAN_HLEN) && !po->has_vnet_hdr) size_max = dev->mtu + reserve + VLAN_HLEN; + reinit_completion(&po->skb_completion); + do { ph = packet_current_frame(po, &po->tx_ring, TP_STATUS_SEND_REQUEST); if (unlikely(ph == NULL)) { - if (need_wait && need_resched()) - schedule(); + if (need_wait && skb) { + timeo = sock_sndtimeo(&po->sk, msg->msg_flags & MSG_DONTWAIT); + timeo = wait_for_completion_interruptible_timeout(&po->skb_completion, timeo); + if (timeo <= 0) { + err = !timeo ? -ETIMEDOUT : -ERESTARTSYS; + goto out_put; + } + } + /* check for additional frames */ continue; } @@ -3014,8 +3021,8 @@ static int packet_release(struct socket *sock) synchronize_net(); + kfree(po->rollover); if (f) { - kfree(po->rollover); fanout_release_data(f); kfree(f); } @@ -3213,6 +3220,7 @@ static int packet_create(struct net *net, struct socket *sock, int protocol, sock_init_data(sock, sk); po = pkt_sk(sk); + init_completion(&po->skb_completion); sk->sk_family = PF_PACKET; po->num = proto; po->xmit = dev_queue_xmit; @@ -4320,7 +4328,7 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u, req3->tp_sizeof_priv || req3->tp_feature_req_word) { err = -EINVAL; - goto out; + goto out_free_pg_vec; } } break; @@ -4384,6 +4392,7 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u, prb_shutdown_retire_blk_timer(po, rb_queue); } +out_free_pg_vec: if (pg_vec) free_pg_vec(pg_vec, order, req->tp_block_nr); out: diff --git a/net/packet/internal.h b/net/packet/internal.h index 3bb7c5fb3bff..c70a2794456f 100644 --- a/net/packet/internal.h +++ b/net/packet/internal.h @@ -128,6 +128,7 @@ struct packet_sock { unsigned int tp_hdrlen; unsigned int tp_reserve; unsigned int tp_tstamp; + struct completion skb_completion; struct net_device __rcu *cached_dev; int (*xmit)(struct sk_buff *skb); struct packet_type prot_hook ____cacheline_aligned_in_smp; diff --git a/net/phonet/af_phonet.c b/net/phonet/af_phonet.c index 3b0ef691f5b1..ca6ae4c59433 100644 --- a/net/phonet/af_phonet.c +++ b/net/phonet/af_phonet.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * File: af_phonet.c * @@ -7,20 +8,6 @@ * * Authors: Sakari Ailus <sakari.ailus@nokia.com> * Rémi Denis-Courmont - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/kernel.h> diff --git a/net/phonet/datagram.c b/net/phonet/datagram.c index b44fb9018fb8..393e6aa7a592 100644 --- a/net/phonet/datagram.c +++ b/net/phonet/datagram.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * File: datagram.c * @@ -7,20 +8,6 @@ * * Authors: Sakari Ailus <sakari.ailus@nokia.com> * Rémi Denis-Courmont - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/kernel.h> diff --git a/net/phonet/pep-gprs.c b/net/phonet/pep-gprs.c index 2c9337946e30..1f5df0432d37 100644 --- a/net/phonet/pep-gprs.c +++ b/net/phonet/pep-gprs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * File: pep-gprs.c * @@ -6,20 +7,6 @@ * Copyright (C) 2008 Nokia Corporation. * * Author: Rémi Denis-Courmont - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/kernel.h> diff --git a/net/phonet/pep.c b/net/phonet/pep.c index db3473540303..4577e43cb777 100644 --- a/net/phonet/pep.c +++ b/net/phonet/pep.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * File: pep.c * @@ -6,20 +7,6 @@ * Copyright (C) 2008 Nokia Corporation. * * Author: Rémi Denis-Courmont - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/kernel.h> diff --git a/net/phonet/pn_dev.c b/net/phonet/pn_dev.c index 6cb4f602ab71..49bd76a87461 100644 --- a/net/phonet/pn_dev.c +++ b/net/phonet/pn_dev.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * File: pn_dev.c * @@ -7,20 +8,6 @@ * * Authors: Sakari Ailus <sakari.ailus@nokia.com> * Rémi Denis-Courmont - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/kernel.h> diff --git a/net/phonet/pn_netlink.c b/net/phonet/pn_netlink.c index be92d936b5d5..59aebe296890 100644 --- a/net/phonet/pn_netlink.c +++ b/net/phonet/pn_netlink.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * File: pn_netlink.c * @@ -7,20 +8,6 @@ * * Authors: Sakari Ailus <sakari.ailus@nokia.com> * Remi Denis-Courmont - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/kernel.h> diff --git a/net/phonet/socket.c b/net/phonet/socket.c index 2567af2fbd6f..96ea9f254ae9 100644 --- a/net/phonet/socket.c +++ b/net/phonet/socket.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * File: socket.c * @@ -7,20 +8,6 @@ * * Authors: Sakari Ailus <sakari.ailus@nokia.com> * Rémi Denis-Courmont - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/gfp.h> diff --git a/net/phonet/sysctl.c b/net/phonet/sysctl.c index c02a8c4bc11f..251e750fd9aa 100644 --- a/net/phonet/sysctl.c +++ b/net/phonet/sysctl.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * File: sysctl.c * @@ -6,20 +7,6 @@ * Copyright (C) 2008 Nokia Corporation. * * Author: Rémi Denis-Courmont - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #include <linux/seqlock.h> diff --git a/net/psample/psample.c b/net/psample/psample.c index a107b2405668..841f198ea1a8 100644 --- a/net/psample/psample.c +++ b/net/psample/psample.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/psample/psample.c - Netlink channel for packet sampling * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c index 05fa058bee59..6c8b0f6d28f9 100644 --- a/net/qrtr/qrtr.c +++ b/net/qrtr/qrtr.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2015, Sony Mobile Communications Inc. * Copyright (c) 2013, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/module.h> #include <linux/netlink.h> diff --git a/net/qrtr/smd.c b/net/qrtr/smd.c index 9cf089b9754e..c91bf030fbc7 100644 --- a/net/qrtr/smd.c +++ b/net/qrtr/smd.c @@ -1,15 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2015, Sony Mobile Communications Inc. * Copyright (c) 2013, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/module.h> diff --git a/net/rds/ib.c b/net/rds/ib.c index 2da9b75bad16..b8d581b779b2 100644 --- a/net/rds/ib.c +++ b/net/rds/ib.c @@ -87,7 +87,7 @@ static void rds_ib_dev_shutdown(struct rds_ib_device *rds_ibdev) spin_lock_irqsave(&rds_ibdev->spinlock, flags); list_for_each_entry(ic, &rds_ibdev->conn_list, ib_node) - rds_conn_drop(ic->conn); + rds_conn_path_drop(&ic->conn->c_path[0], true); spin_unlock_irqrestore(&rds_ibdev->spinlock, flags); } diff --git a/net/rds/ib_rdma.c b/net/rds/ib_rdma.c index d664e9ade74d..0b347f46b2f4 100644 --- a/net/rds/ib_rdma.c +++ b/net/rds/ib_rdma.c @@ -428,12 +428,14 @@ int rds_ib_flush_mr_pool(struct rds_ib_mr_pool *pool, wait_clean_list_grace(); list_to_llist_nodes(pool, &unmap_list, &clean_nodes, &clean_tail); - if (ibmr_ret) + if (ibmr_ret) { *ibmr_ret = llist_entry(clean_nodes, struct rds_ib_mr, llnode); - + clean_nodes = clean_nodes->next; + } /* more than one entry in llist nodes */ - if (clean_nodes->next) - llist_add_batch(clean_nodes->next, clean_tail, &pool->clean_list); + if (clean_nodes) + llist_add_batch(clean_nodes, clean_tail, + &pool->clean_list); } diff --git a/net/rds/ib_recv.c b/net/rds/ib_recv.c index 8946c89d7392..3cae88cbdaa0 100644 --- a/net/rds/ib_recv.c +++ b/net/rds/ib_recv.c @@ -168,6 +168,7 @@ void rds_ib_recv_free_caches(struct rds_ib_connection *ic) list_del(&inc->ii_cache_entry); WARN_ON(!list_empty(&inc->ii_frags)); kmem_cache_free(rds_ib_incoming_slab, inc); + atomic_dec(&rds_ib_allocation); } rds_ib_cache_xfer_to_ready(&ic->i_cache_frags); @@ -1057,6 +1058,8 @@ out: void rds_ib_recv_exit(void) { + WARN_ON(atomic_read(&rds_ib_allocation)); + kmem_cache_destroy(rds_ib_incoming_slab); kmem_cache_destroy(rds_ib_frag_slab); } diff --git a/net/rfkill/input.c b/net/rfkill/input.c index b85107b5ef62..4b01baea1d4a 100644 --- a/net/rfkill/input.c +++ b/net/rfkill/input.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Input layer to RF Kill interface connector * * Copyright (c) 2007 Dmitry Torokhov * Copyright 2009 Johannes Berg <johannes@sipsolutions.net> * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * * If you ever run into a situation in which you have a SW_ type rfkill * input device, then you can revive code that was removed in the patch * "rfkill-input: remove unused code". diff --git a/net/rfkill/rfkill.h b/net/rfkill/rfkill.h index d1117cb6e4de..001c40caa51e 100644 --- a/net/rfkill/rfkill.h +++ b/net/rfkill/rfkill.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2007 Ivo van Doorn * Copyright 2009 Johannes Berg <johannes@sipsolutions.net> */ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - */ #ifndef __RFKILL_INPUT_H #define __RFKILL_INPUT_H diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index e274bc6e1458..f0e9ccf472a9 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk) diff --git a/net/rose/rose_dev.c b/net/rose/rose_dev.c index 369ca81a8c5d..051804fbee17 100644 --- a/net/rose/rose_dev.c +++ b/net/rose/rose_dev.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/rose/rose_in.c b/net/rose/rose_in.c index 9bbbfe325c5a..0d4fab2be82b 100644 --- a/net/rose/rose_in.c +++ b/net/rose/rose_in.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * diff --git a/net/rose/rose_link.c b/net/rose/rose_link.c index 62055d3069d2..f6102e6f5161 100644 --- a/net/rose/rose_link.c +++ b/net/rose/rose_link.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/rose/rose_loopback.c b/net/rose/rose_loopback.c index 094a6621f8e8..7b094275ea8b 100644 --- a/net/rose/rose_loopback.c +++ b/net/rose/rose_loopback.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/rose/rose_out.c b/net/rose/rose_out.c index 9ad98b524646..9050e33c9604 100644 --- a/net/rose/rose_out.c +++ b/net/rose/rose_out.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/rose/rose_route.c b/net/rose/rose_route.c index f2ff21d7df08..c53307623236 100644 --- a/net/rose/rose_route.c +++ b/net/rose/rose_route.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * Copyright (C) Terry Dawson VK2KTJ (terry@animats.net) diff --git a/net/rose/rose_subr.c b/net/rose/rose_subr.c index 7849f286bb93..4dbc437a9e22 100644 --- a/net/rose/rose_subr.c +++ b/net/rose/rose_subr.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) */ diff --git a/net/rose/rose_timer.c b/net/rose/rose_timer.c index 74555fb95615..b3138fc2e552 100644 --- a/net/rose/rose_timer.c +++ b/net/rose/rose_timer.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk) * Copyright (C) 2002 Ralf Baechle DO1GRB (ralf@gnu.org) diff --git a/net/rose/sysctl_net_rose.c b/net/rose/sysctl_net_rose.c index 89a9278795a9..d391d7758f52 100644 --- a/net/rose/sysctl_net_rose.c +++ b/net/rose/sysctl_net_rose.c @@ -1,8 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. * * Copyright (C) 1996 Mike Shaver (shaver@zeroknowledge.com) */ diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c index ffde5b187f5d..f9f4721cdfa7 100644 --- a/net/rxrpc/af_rxrpc.c +++ b/net/rxrpc/af_rxrpc.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* AF_RXRPC implementation * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h index 07fc1dfa4878..80335b4ee4fd 100644 --- a/net/rxrpc/ar-internal.h +++ b/net/rxrpc/ar-internal.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* AF_RXRPC internal definitions * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/atomic.h> diff --git a/net/rxrpc/call_accept.c b/net/rxrpc/call_accept.c index 44860505246d..00c095d74145 100644 --- a/net/rxrpc/call_accept.c +++ b/net/rxrpc/call_accept.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* incoming call handling * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/call_event.c b/net/rxrpc/call_event.c index 468efc3660c0..bc2adeb3acb9 100644 --- a/net/rxrpc/call_event.c +++ b/net/rxrpc/call_event.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* Management of Tx window, Tx resend, ACKs and out-of-sequence reception * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/call_object.c b/net/rxrpc/call_object.c index d0ca98d7aef5..217b12be9e08 100644 --- a/net/rxrpc/call_object.c +++ b/net/rxrpc/call_object.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* RxRPC individual remote procedure call handling * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/conn_event.c b/net/rxrpc/conn_event.c index 8d31fb4c51e1..df6624c140be 100644 --- a/net/rxrpc/conn_event.c +++ b/net/rxrpc/conn_event.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* connection-level event handling * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/conn_object.c b/net/rxrpc/conn_object.c index c332722820c2..434ef392212b 100644 --- a/net/rxrpc/conn_object.c +++ b/net/rxrpc/conn_object.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* RxRPC virtual connection handler, common bits. * * Copyright (C) 2007, 2016 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c index c2c35cf4e308..5bd6f1546e5c 100644 --- a/net/rxrpc/input.c +++ b/net/rxrpc/input.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* RxRPC packet reception * * Copyright (C) 2007, 2016 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/key.c b/net/rxrpc/key.c index e7f6b8823eb6..83e3357a65a6 100644 --- a/net/rxrpc/key.c +++ b/net/rxrpc/key.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* RxRPC key management * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * RxRPC keys should have a description of describing their purpose: * "afs@CAMBRIDGE.REDHAT.COM> */ diff --git a/net/rxrpc/local_event.c b/net/rxrpc/local_event.c index 927ead43df42..e93a78f7c05e 100644 --- a/net/rxrpc/local_event.c +++ b/net/rxrpc/local_event.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* AF_RXRPC local endpoint management * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/output.c b/net/rxrpc/output.c index 004c762c2e8d..a0b6abfbd277 100644 --- a/net/rxrpc/output.c +++ b/net/rxrpc/output.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* RxRPC packet transmission * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/peer_event.c b/net/rxrpc/peer_event.c index 6e84d878053c..9f2f45c09e58 100644 --- a/net/rxrpc/peer_event.c +++ b/net/rxrpc/peer_event.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* Peer event handling, typically ICMP messages. * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/rxrpc/peer_object.c b/net/rxrpc/peer_object.c index 5691b7d266ca..9d3ce81cf8ae 100644 --- a/net/rxrpc/peer_object.c +++ b/net/rxrpc/peer_object.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* RxRPC remote transport endpoint record management * * Copyright (C) 2007, 2016 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/proc.c b/net/rxrpc/proc.c index c7d976859d40..b9d053e42821 100644 --- a/net/rxrpc/proc.c +++ b/net/rxrpc/proc.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* /proc/net/ support for AF_RXRPC * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/rxrpc/protocol.h b/net/rxrpc/protocol.h index f9cb83c938f3..99ce322d7caa 100644 --- a/net/rxrpc/protocol.h +++ b/net/rxrpc/protocol.h @@ -1,12 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* packet.h: Rx packet layout and definitions * * Copyright (C) 2002, 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #ifndef _LINUX_RXRPC_PACKET_H diff --git a/net/rxrpc/recvmsg.c b/net/rxrpc/recvmsg.c index 3f7bb11f3290..5abf46cf9e6c 100644 --- a/net/rxrpc/recvmsg.c +++ b/net/rxrpc/recvmsg.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* RxRPC recvmsg() implementation * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c index cbef9ea43dec..ae8cd8926456 100644 --- a/net/rxrpc/rxkad.c +++ b/net/rxrpc/rxkad.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* Kerberos-based RxRPC security * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/rxrpc/security.c b/net/rxrpc/security.c index c4479afe8ae7..2e78f0cc7ef1 100644 --- a/net/rxrpc/security.c +++ b/net/rxrpc/security.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* RxRPC security handling * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/rxrpc/skbuff.c b/net/rxrpc/skbuff.c index 913dca65cc65..9ad5045b7c2f 100644 --- a/net/rxrpc/skbuff.c +++ b/net/rxrpc/skbuff.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* ar-skbuff.c: socket buffer destruction handling * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/sched/act_api.c b/net/sched/act_api.c index 683fcc00da49..4e5d2e9ace5d 100644 --- a/net/sched/act_api.c +++ b/net/sched/act_api.c @@ -1,14 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_api.c Packet action API. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Author: Jamal Hadi Salim - * - * */ #include <linux/types.h> @@ -800,7 +794,7 @@ int tcf_action_dump(struct sk_buff *skb, struct tc_action *actions[], for (i = 0; i < TCA_ACT_MAX_PRIO && actions[i]; i++) { a = actions[i]; - nest = nla_nest_start_noflag(skb, a->order); + nest = nla_nest_start_noflag(skb, i + 1); if (nest == NULL) goto nla_put_failure; err = tcf_action_dump_1(skb, a, bind, ref); @@ -1303,7 +1297,6 @@ tca_action_gd(struct net *net, struct nlattr *nla, struct nlmsghdr *n, ret = PTR_ERR(act); goto err; } - act->order = i; attr_size += tcf_action_fill_size(act); actions[i - 1] = act; } diff --git a/net/sched/act_bpf.c b/net/sched/act_bpf.c index a0c77faca04b..8126b26f125e 100644 --- a/net/sched/act_bpf.c +++ b/net/sched/act_bpf.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (c) 2015 Jiri Pirko <jiri@resnulli.us> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> diff --git a/net/sched/act_connmark.c b/net/sched/act_connmark.c index 8838575cd536..ce36b0f7e1dc 100644 --- a/net/sched/act_connmark.c +++ b/net/sched/act_connmark.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_connmark.c netfilter connmark retriever action * skb mark is over-written * * Copyright (c) 2011 Felix Fietkau <nbd@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> diff --git a/net/sched/act_csum.c b/net/sched/act_csum.c index 14bb525e355e..621fb22ce2a9 100644 --- a/net/sched/act_csum.c +++ b/net/sched/act_csum.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Checksum updating actions * * Copyright (c) 2010 Gregoire Baron <baronchon@n7mm.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * */ #include <linux/types.h> diff --git a/net/sched/act_gact.c b/net/sched/act_gact.c index 75492b07f324..b2380c5284e6 100644 --- a/net/sched/act_gact.c +++ b/net/sched/act_gact.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_gact.c Generic actions * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * copyright Jamal Hadi Salim (2002-4) - * */ #include <linux/types.h> diff --git a/net/sched/act_ife.c b/net/sched/act_ife.c index 12489f60a979..41d5398dd2f2 100644 --- a/net/sched/act_ife.c +++ b/net/sched/act_ife.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/ife.c Inter-FE action based on ForCES WG InterFE LFB * @@ -9,13 +10,7 @@ * Subsystem" * Authors: Jamal Hadi Salim and Damascene M. Joachimpillai * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * copyright Jamal Hadi Salim (2015) - * */ #include <linux/types.h> diff --git a/net/sched/act_ipt.c b/net/sched/act_ipt.c index ae6e28ab1cd7..ce2c30a591d2 100644 --- a/net/sched/act_ipt.c +++ b/net/sched/act_ipt.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_ipt.c iptables target interface * *TODO: Add other tables. For now we only support the ipv4 table targets * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Copyright: Jamal Hadi Salim (2002-13) */ diff --git a/net/sched/act_meta_mark.c b/net/sched/act_meta_mark.c index 6445184b2759..ea0573cb8b2d 100644 --- a/net/sched/act_meta_mark.c +++ b/net/sched/act_meta_mark.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_meta_mark.c IFE skb->mark metadata module * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * copyright Jamal Hadi Salim (2015) - * */ #include <linux/types.h> diff --git a/net/sched/act_meta_skbprio.c b/net/sched/act_meta_skbprio.c index 4033f9fc4d4a..2df3133ce5ad 100644 --- a/net/sched/act_meta_skbprio.c +++ b/net/sched/act_meta_skbprio.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_meta_prio.c IFE skb->priority metadata module * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * copyright Jamal Hadi Salim (2015) - * */ #include <linux/types.h> diff --git a/net/sched/act_meta_skbtcindex.c b/net/sched/act_meta_skbtcindex.c index 7221437ca3a6..44547caead46 100644 --- a/net/sched/act_meta_skbtcindex.c +++ b/net/sched/act_meta_skbtcindex.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_meta_tc_index.c IFE skb->tc_index metadata module * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * copyright Jamal Hadi Salim (2016) - * */ #include <linux/types.h> diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c index c329390342f4..58e7573dded4 100644 --- a/net/sched/act_mirred.c +++ b/net/sched/act_mirred.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_mirred.c packet mirroring and redirect actions * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Jamal Hadi Salim (2002-4) * * TODO: Add ingress support (and socket redirect support) - * */ #include <linux/types.h> diff --git a/net/sched/act_nat.c b/net/sched/act_nat.c index 51bd1ba02380..45923ebb7a4f 100644 --- a/net/sched/act_nat.c +++ b/net/sched/act_nat.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Stateless NAT actions * * Copyright (c) 2007 Herbert Xu <herbert@gondor.apana.org.au> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. */ #include <linux/errno.h> diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c index d790c02b9c6c..45e9d6bfddb3 100644 --- a/net/sched/act_pedit.c +++ b/net/sched/act_pedit.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_pedit.c Generic packet editor * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Jamal Hadi Salim (2002-4) */ diff --git a/net/sched/act_police.c b/net/sched/act_police.c index 61731944742a..a065f62fa79c 100644 --- a/net/sched/act_police.c +++ b/net/sched/act_police.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_police.c Input police filter * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * J Hadi Salim (action changes) */ diff --git a/net/sched/act_sample.c b/net/sched/act_sample.c index b2faa43c1ac7..274d7a0c0e25 100644 --- a/net/sched/act_sample.c +++ b/net/sched/act_sample.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/sched/act_sample.c - Packet sampling tc action * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/sched/act_simple.c b/net/sched/act_simple.c index ead480e6014c..f28ddbabff76 100644 --- a/net/sched/act_simple.c +++ b/net/sched/act_simple.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_simple.c Simple example of an action * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Jamal Hadi Salim (2005-8) - * */ #include <linux/module.h> diff --git a/net/sched/act_skbedit.c b/net/sched/act_skbedit.c index 7ec159b95364..215a06705cef 100644 --- a/net/sched/act_skbedit.c +++ b/net/sched/act_skbedit.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008, Intel Corporation. * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, see <http://www.gnu.org/licenses/>. - * * Author: Alexander Duyck <alexander.h.duyck@intel.com> */ diff --git a/net/sched/act_skbmod.c b/net/sched/act_skbmod.c index 186ef98c828f..4f07706eff07 100644 --- a/net/sched/act_skbmod.c +++ b/net/sched/act_skbmod.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/act_skbmod.c skb data modifier * * Copyright (c) 2016 Jamal Hadi Salim <jhs@mojatatu.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> diff --git a/net/sched/act_tunnel_key.c b/net/sched/act_tunnel_key.c index 6a9070511ee8..10dffda1d5cc 100644 --- a/net/sched/act_tunnel_key.c +++ b/net/sched/act_tunnel_key.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (c) 2016, Amir Vadai <amir@vadai.me> * Copyright (c) 2016, Mellanox Technologies. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> diff --git a/net/sched/act_vlan.c b/net/sched/act_vlan.c index 39bd9fa3e455..9269d350fb8a 100644 --- a/net/sched/act_vlan.c +++ b/net/sched/act_vlan.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (c) 2014 Jiri Pirko <jiri@resnulli.us> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/module.h> diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index d4699156974a..ad36bbcc583e 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -1,17 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/cls_api.c Packet classifier API. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * * Changes: * * Eduardo J. Blanco <ejbs@netlabs.com.uy> :990222: kmod support - * */ #include <linux/module.h> diff --git a/net/sched/cls_basic.c b/net/sched/cls_basic.c index 923863f3b0d8..4aafbe3d435c 100644 --- a/net/sched/cls_basic.c +++ b/net/sched/cls_basic.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/cls_basic.c Basic Packet Classifier. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Thomas Graf <tgraf@suug.ch> */ diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c index 27365ed3fe0b..691f71830134 100644 --- a/net/sched/cls_bpf.c +++ b/net/sched/cls_bpf.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Berkeley Packet Filter based traffic classifier * @@ -6,10 +7,6 @@ * ematches. * * (C) 2013 Daniel Borkmann <dborkman@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c index 35659127e5a3..fb881144fa01 100644 --- a/net/sched/cls_cgroup.c +++ b/net/sched/cls_cgroup.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/cls_cgroup.c Control Group Classifier * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Thomas Graf <tgraf@suug.ch> */ diff --git a/net/sched/cls_flow.c b/net/sched/cls_flow.c index 7bb79ec5b176..80ae7b9fa90a 100644 --- a/net/sched/cls_flow.c +++ b/net/sched/cls_flow.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/cls_flow.c Generic flow classifier * * Copyright (c) 2007, 2008 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index f6685fc53119..eedd5786c084 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/cls_flower.c Flower classifier * * Copyright (c) 2015 Jiri Pirko <jiri@resnulli.us> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/kernel.h> @@ -324,10 +320,13 @@ static int fl_init(struct tcf_proto *tp) return rhashtable_init(&head->ht, &mask_ht_params); } -static void fl_mask_free(struct fl_flow_mask *mask) +static void fl_mask_free(struct fl_flow_mask *mask, bool mask_init_done) { - WARN_ON(!list_empty(&mask->filters)); - rhashtable_destroy(&mask->ht); + /* temporary masks don't have their filters list and ht initialized */ + if (mask_init_done) { + WARN_ON(!list_empty(&mask->filters)); + rhashtable_destroy(&mask->ht); + } kfree(mask); } @@ -336,7 +335,15 @@ static void fl_mask_free_work(struct work_struct *work) struct fl_flow_mask *mask = container_of(to_rcu_work(work), struct fl_flow_mask, rwork); - fl_mask_free(mask); + fl_mask_free(mask, true); +} + +static void fl_uninit_mask_free_work(struct work_struct *work) +{ + struct fl_flow_mask *mask = container_of(to_rcu_work(work), + struct fl_flow_mask, rwork); + + fl_mask_free(mask, false); } static bool fl_mask_put(struct cls_fl_head *head, struct fl_flow_mask *mask) @@ -1350,9 +1357,6 @@ static struct fl_flow_mask *fl_create_new_mask(struct cls_fl_head *head, if (err) goto errout_destroy; - /* Wait until any potential concurrent users of mask are finished */ - synchronize_rcu(); - spin_lock(&head->masks_lock); list_add_tail_rcu(&newmask->list, &head->masks); spin_unlock(&head->masks_lock); @@ -1379,11 +1383,7 @@ static int fl_check_assign_mask(struct cls_fl_head *head, /* Insert mask as temporary node to prevent concurrent creation of mask * with same key. Any concurrent lookups with same key will return - * -EAGAIN because mask's refcnt is zero. It is safe to insert - * stack-allocated 'mask' to masks hash table because we call - * synchronize_rcu() before returning from this function (either in case - * of error or after replacing it with heap-allocated mask in - * fl_create_new_mask()). + * -EAGAIN because mask's refcnt is zero. */ fnew->mask = rhashtable_lookup_get_insert_fast(&head->ht, &mask->ht_node, @@ -1418,8 +1418,6 @@ static int fl_check_assign_mask(struct cls_fl_head *head, errout_cleanup: rhashtable_remove_fast(&head->ht, &mask->ht_node, mask_ht_params); - /* Wait until any potential concurrent users of mask are finished */ - synchronize_rcu(); return ret; } @@ -1648,7 +1646,7 @@ static int fl_change(struct net *net, struct sk_buff *in_skb, *arg = fnew; kfree(tb); - kfree(mask); + tcf_queue_work(&mask->rwork, fl_uninit_mask_free_work); return 0; errout_ht: @@ -1668,7 +1666,7 @@ errout: errout_tb: kfree(tb); errout_mask_alloc: - kfree(mask); + tcf_queue_work(&mask->rwork, fl_uninit_mask_free_work); errout_fold: if (fold) __fl_put(fold); diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c index 1d0b39c3932f..4dab833f66cb 100644 --- a/net/sched/cls_fw.c +++ b/net/sched/cls_fw.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/cls_fw.c Classifier mapping ipchains' fwmark to traffic class. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * * Changes: @@ -15,7 +11,6 @@ * * JHS: We should remove the CONFIG_NET_CLS_IND from here * eventually when the meta match extension is made available - * */ #include <linux/module.h> diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c index db42d97a2006..38c0a9f0f296 100644 --- a/net/sched/cls_matchall.c +++ b/net/sched/cls_matchall.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/cls_matchll.c Match-all classifier * * Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c index eeff5bbfb912..2d9e0b4484ea 100644 --- a/net/sched/cls_route.c +++ b/net/sched/cls_route.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/cls_route.c ROUTE4 classifier. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> */ diff --git a/net/sched/cls_rsvp.c b/net/sched/cls_rsvp.c index cbb5e0d600f3..de1c1d4da597 100644 --- a/net/sched/cls_rsvp.c +++ b/net/sched/cls_rsvp.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/cls_rsvp.c Special RSVP packet classifier for IPv4. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> */ diff --git a/net/sched/cls_rsvp.h b/net/sched/cls_rsvp.h index a4688bb92f43..2f3c03b25d5d 100644 --- a/net/sched/cls_rsvp.h +++ b/net/sched/cls_rsvp.h @@ -1,11 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * net/sched/cls_rsvp.h Template file for RSVPv[46] classifiers. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> */ diff --git a/net/sched/cls_rsvp6.c b/net/sched/cls_rsvp6.c index dd08aea2aee5..64078846000e 100644 --- a/net/sched/cls_rsvp6.c +++ b/net/sched/cls_rsvp6.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/cls_rsvp6.c Special RSVP packet classifier for IPv6. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> */ diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c index 4b8710a266cc..c7727de5e073 100644 --- a/net/sched/cls_u32.c +++ b/net/sched/cls_u32.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/cls_u32.c Ugly (or Universal) 32bit key Packet Classifier. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * * The filters are packed to hash tables of key nodes diff --git a/net/sched/em_cmp.c b/net/sched/em_cmp.c index 1c8360a2752a..a4d09b1fb66a 100644 --- a/net/sched/em_cmp.c +++ b/net/sched/em_cmp.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/em_cmp.c Simple packet data comparison ematch * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Thomas Graf <tgraf@suug.ch> */ diff --git a/net/sched/em_ipset.c b/net/sched/em_ipset.c index c1b23e3060b8..df00566d327d 100644 --- a/net/sched/em_ipset.c +++ b/net/sched/em_ipset.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/sched/em_ipset.c ipset ematch * * Copyright (c) 2012 Florian Westphal <fw@strlen.de> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/gfp.h> diff --git a/net/sched/em_ipt.c b/net/sched/em_ipt.c index 60c26b8294b5..243fd22f2248 100644 --- a/net/sched/em_ipt.c +++ b/net/sched/em_ipt.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/em_ipt.c IPtables matches Ematch * * (c) 2018 Eyal Birger <eyal.birger@gmail.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/gfp.h> diff --git a/net/sched/em_meta.c b/net/sched/em_meta.c index 28dfa8f2a4ea..82bd14e7ac93 100644 --- a/net/sched/em_meta.c +++ b/net/sched/em_meta.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/em_meta.c Metadata ematch * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Thomas Graf <tgraf@suug.ch> * * ========================================================================== diff --git a/net/sched/em_nbyte.c b/net/sched/em_nbyte.c index 07c10bac06a0..88c7ce42df7e 100644 --- a/net/sched/em_nbyte.c +++ b/net/sched/em_nbyte.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/em_nbyte.c N-Byte ematch * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Thomas Graf <tgraf@suug.ch> */ diff --git a/net/sched/em_text.c b/net/sched/em_text.c index 73e2ed576ceb..6f3c1fb2fb44 100644 --- a/net/sched/em_text.c +++ b/net/sched/em_text.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/em_text.c Textsearch ematch * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Thomas Graf <tgraf@suug.ch> */ diff --git a/net/sched/em_u32.c b/net/sched/em_u32.c index 797bdb88c010..71b070da0437 100644 --- a/net/sched/em_u32.c +++ b/net/sched/em_u32.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/em_u32.c U32 Ematch * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Thomas Graf <tgraf@suug.ch> * Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * diff --git a/net/sched/ematch.c b/net/sched/ematch.c index 7b86c2a44746..8f2ad706784d 100644 --- a/net/sched/ematch.c +++ b/net/sched/ematch.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/ematch.c Extended Match API * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Thomas Graf <tgraf@suug.ch> * * ========================================================================== diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index 607e84d67c33..04faee7ccbce 100644 --- a/net/sched/sch_api.c +++ b/net/sched/sch_api.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_api.c Packet scheduler API. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * * Fixes: diff --git a/net/sched/sch_blackhole.c b/net/sched/sch_blackhole.c index 9c4c2bb547d7..a7f7667ae984 100644 --- a/net/sched/sch_blackhole.c +++ b/net/sched/sch_blackhole.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_blackhole.c Black hole queue * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Thomas Graf <tgraf@suug.ch> * * Note: Quantum tunneling is not supported. diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c index ba4b33b74dd8..06c7a2da21bc 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_cbq.c Class-Based Queueing discipline. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> - * */ #include <linux/module.h> diff --git a/net/sched/sch_cbs.c b/net/sched/sch_cbs.c index 8077c846f5bf..732e109c3055 100644 --- a/net/sched/sch_cbs.c +++ b/net/sched/sch_cbs.c @@ -1,13 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_cbs.c Credit Based Shaper * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Vinicius Costa Gomes <vinicius.gomes@intel.com> - * */ /* Credit Based Shaper (CBS) @@ -554,12 +549,17 @@ static struct notifier_block cbs_device_notifier = { static int __init cbs_module_init(void) { - int err = register_netdevice_notifier(&cbs_device_notifier); + int err; + err = register_netdevice_notifier(&cbs_device_notifier); if (err) return err; - return register_qdisc(&cbs_qdisc_ops); + err = register_qdisc(&cbs_qdisc_ops); + if (err) + unregister_netdevice_notifier(&cbs_device_notifier); + + return err; } static void __exit cbs_module_exit(void) diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c index 370dbcf49e8b..dba70377bbd9 100644 --- a/net/sched/sch_choke.c +++ b/net/sched/sch_choke.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/sched/sch_choke.c CHOKE scheduler * * Copyright (c) 2011 Stephen Hemminger <shemminger@vyatta.com> * Copyright (c) 2011 Eric Dumazet <eric.dumazet@gmail.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * */ #include <linux/module.h> diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c index ffcd6654c39d..07a2b0b35495 100644 --- a/net/sched/sch_drr.c +++ b/net/sched/sch_drr.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/sched/sch_drr.c Deficit Round Robin scheduler * * Copyright (c) 2008 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/sched/sch_fifo.c b/net/sched/sch_fifo.c index 3809c9bf8896..37c8aa75d70c 100644 --- a/net/sched/sch_fifo.c +++ b/net/sched/sch_fifo.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_fifo.c The simplest FIFO queue. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> */ diff --git a/net/sched/sch_fq.c b/net/sched/sch_fq.c index 26a94e5cd5df..98dd87ce1510 100644 --- a/net/sched/sch_fq.c +++ b/net/sched/sch_fq.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_fq.c Fair Queue Packet Scheduler (per flow pacing) * * Copyright (C) 2013-2015 Eric Dumazet <edumazet@google.com> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Meant to be mostly used for locally generated traffic : * Fast classification depends on skb->sk being set before reaching us. * If not, (router workload), we use rxhash as fallback, with 32 bits wide hash. diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c index 08d85370b97c..e2faf33d282b 100644 --- a/net/sched/sch_fq_codel.c +++ b/net/sched/sch_fq_codel.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Fair Queue CoDel discipline * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Copyright (C) 2012,2015 Eric Dumazet <edumazet@google.com> */ diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index cce1e9ee85af..11c03cf4aa74 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_generic.c Generic packet scheduler routines. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * Jamal Hadi Salim, <hadi@cyberus.ca> 990601 * - Ingress support diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c index dfa657da100f..8599c6f31b05 100644 --- a/net/sched/sch_gred.c +++ b/net/sched/sch_gred.c @@ -1,12 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_gred.c Generic Random Early Detection queue. * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: J Hadi Salim (hadi@cyberus.ca) 1998-2002 * * 991129: - Bug fix with grio mode diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c index 909370049fca..7bcf20ef9145 100644 --- a/net/sched/sch_htb.c +++ b/net/sched/sch_htb.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_htb.c Hierarchical token bucket, feed tree version * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Martin Devera, <devik@cdi.cz> * * Credits (in time order) for older HTB versions: diff --git a/net/sched/sch_ingress.c b/net/sched/sch_ingress.c index 0bac926b46c7..0f65f617756b 100644 --- a/net/sched/sch_ingress.c +++ b/net/sched/sch_ingress.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* net/sched/sch_ingress.c - Ingress and clsact qdisc * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Jamal Hadi Salim 1999 */ diff --git a/net/sched/sch_mq.c b/net/sched/sch_mq.c index 3a3312467692..0d578333e967 100644 --- a/net/sched/sch_mq.c +++ b/net/sched/sch_mq.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/sched/sch_mq.c Classful multiqueue dummy scheduler * * Copyright (c) 2009 Patrick McHardy <kaber@trash.net> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/sched/sch_mqprio.c b/net/sched/sch_mqprio.c index d05086dc3866..46980b8d66c5 100644 --- a/net/sched/sch_mqprio.c +++ b/net/sched/sch_mqprio.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/sched/sch_mqprio.c * * Copyright (c) 2010 John Fastabend <john.r.fastabend@intel.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/types.h> diff --git a/net/sched/sch_multiq.c b/net/sched/sch_multiq.c index 35b03ae08e0f..e1087746f6a2 100644 --- a/net/sched/sch_multiq.c +++ b/net/sched/sch_multiq.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008, Intel Corporation. * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, see <http://www.gnu.org/licenses/>. - * * Author: Alexander Duyck <alexander.h.duyck@intel.com> */ diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c index 78aa76b0da2e..b17f2ed970e2 100644 --- a/net/sched/sch_netem.c +++ b/net/sched/sch_netem.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/sched/sch_netem.c Network emulator * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License. - * * Many of the algorithms and ideas for this came from * NIST Net which is not copyrighted. * @@ -443,8 +439,7 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct netem_skb_cb *cb; struct sk_buff *skb2; struct sk_buff *segs = NULL; - unsigned int len = 0, last_len, prev_len = qdisc_pkt_len(skb); - int nb = 0; + unsigned int prev_len = qdisc_pkt_len(skb); int count = 1; int rc = NET_XMIT_SUCCESS; int rc_drop = NET_XMIT_DROP; @@ -498,16 +493,14 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch, */ if (q->corrupt && q->corrupt >= get_crandom(&q->corrupt_cor)) { if (skb_is_gso(skb)) { - segs = netem_segment(skb, sch, to_free); - if (!segs) + skb = netem_segment(skb, sch, to_free); + if (!skb) return rc_drop; - } else { - segs = skb; + segs = skb->next; + skb_mark_not_on_list(skb); + qdisc_skb_cb(skb)->pkt_len = skb->len; } - skb = segs; - segs = segs->next; - skb = skb_unshare(skb, GFP_ATOMIC); if (unlikely(!skb)) { qdisc_qstats_drop(sch); @@ -524,6 +517,8 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch, } if (unlikely(sch->q.qlen >= sch->limit)) { + /* re-link segs, so that qdisc_drop_all() frees them all */ + skb->next = segs; qdisc_drop_all(skb, sch, to_free); return rc_drop; } @@ -597,6 +592,11 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch, finish_segs: if (segs) { + unsigned int len, last_len; + int nb = 0; + + len = skb->len; + while (segs) { skb2 = segs->next; skb_mark_not_on_list(segs); @@ -612,9 +612,7 @@ finish_segs: } segs = skb2; } - sch->q.qlen += nb; - if (nb > 1) - qdisc_tree_reduce_backlog(sch, 1 - nb, prev_len - len); + qdisc_tree_reduce_backlog(sch, -nb, prev_len - len); } return NET_XMIT_SUCCESS; } diff --git a/net/sched/sch_pie.c b/net/sched/sch_pie.c index 8fa129d3943e..df98a887eb89 100644 --- a/net/sched/sch_pie.c +++ b/net/sched/sch_pie.c @@ -1,15 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2013 Cisco Systems, Inc, 2013. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * * Author: Vijay Subramanian <vijaynsu@cisco.com> * Author: Mythili Prabhu <mysuryan@cisco.com> * diff --git a/net/sched/sch_plug.c b/net/sched/sch_plug.c index 5619d2eb17b6..cbc2ebca4548 100644 --- a/net/sched/sch_plug.c +++ b/net/sched/sch_plug.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * sch_plug.c Queue traffic until an explicit release command * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * There are two ways to use this qdisc: * 1. A simple "instantaneous" plug/unplug operation, by issuing an alternating * sequence of TCQ_PLUG_BUFFER & TCQ_PLUG_RELEASE_INDEFINITE commands. diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c index d519b21535b3..0f8fedb8809a 100644 --- a/net/sched/sch_prio.c +++ b/net/sched/sch_prio.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_prio.c Simple 3-band priority "scheduler". * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * Fixes: 19990609: J Hadi Salim <hadi@nortelnetworks.com>: * Init -- EINVAL when opt undefined diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c index 3f9e8b425ac6..0b05ac7c848e 100644 --- a/net/sched/sch_qfq.c +++ b/net/sched/sch_qfq.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/sched/sch_qfq.c Quick Fair Queueing Plus Scheduler. * * Copyright (c) 2009 Fabio Checconi, Luigi Rizzo, and Paolo Valente. * Copyright (c) 2012 Paolo Valente. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. */ #include <linux/module.h> diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c index 1e68a13bb66b..1695421333e3 100644 --- a/net/sched/sch_red.c +++ b/net/sched/sch_red.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_red.c Random Early Detection queue. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * * Changes: diff --git a/net/sched/sch_sfb.c b/net/sched/sch_sfb.c index b245d6a2068d..1dff8506a715 100644 --- a/net/sched/sch_sfb.c +++ b/net/sched/sch_sfb.c @@ -1,19 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/sched/sch_sfb.c Stochastic Fair Blue * * Copyright (c) 2008-2011 Juliusz Chroboczek <jch@pps.jussieu.fr> * Copyright (c) 2011 Eric Dumazet <eric.dumazet@gmail.com> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * * W. Feng, D. Kandlur, D. Saha, K. Shin. Blue: * A New Class of Active Queue Management Algorithms. * U. Michigan CSE-TR-387-99, April 1999. * * http://www.thefengs.com/wuchang/blue/CSE-TR-387-99.pdf - * */ #include <linux/module.h> diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c index 2f2678197760..420bd8411677 100644 --- a/net/sched/sch_sfq.c +++ b/net/sched/sch_sfq.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_sfq.c Stochastic Fairness Queueing discipline. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> */ diff --git a/net/sched/sch_skbprio.c b/net/sched/sch_skbprio.c index 52c0b6d8f1d7..0fb10abf7579 100644 --- a/net/sched/sch_skbprio.c +++ b/net/sched/sch_skbprio.c @@ -1,11 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_skbprio.c SKB Priority Queue. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Nishanth Devarajan, <ndev2021@gmail.com> * Cody Doucette, <doucette@bu.edu> * original idea by Michel Machado, Cody Doucette, and Qiaobin Fu diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c index c09c0d855846..5f72f3f916a5 100644 --- a/net/sched/sch_tbf.c +++ b/net/sched/sch_tbf.c @@ -1,15 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/sched/sch_tbf.c Token Bucket Filter queue. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> * Dmitry Torokhov <dtor@mail.ru> - allow attaching inner qdiscs - * original idea by Martin Devera - * */ #include <linux/module.h> diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c index 93f04cf5cac1..689ef6f3ded8 100644 --- a/net/sched/sch_teql.c +++ b/net/sched/sch_teql.c @@ -1,10 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* net/sched/sch_teql.c "True" (or "trivial") link equalizer. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> */ diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c index e358437ba29b..69cebb2c998b 100644 --- a/net/sctp/endpointola.c +++ b/net/sctp/endpointola.c @@ -118,10 +118,6 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep, /* Initialize the bind addr area */ sctp_bind_addr_init(&ep->base.bind_addr, 0); - /* Remember who we are attached to. */ - ep->base.sk = sk; - sock_hold(ep->base.sk); - /* Create the lists of associations. */ INIT_LIST_HEAD(&ep->asocs); @@ -154,6 +150,10 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep, ep->prsctp_enable = net->sctp.prsctp_enable; ep->reconf_enable = net->sctp.reconf_enable; + /* Remember who we are attached to. */ + ep->base.sk = sk; + sock_hold(ep->base.sk); + return ep; nomem_shkey: diff --git a/net/sctp/offload.c b/net/sctp/offload.c index edfcf16e704c..2cae7440349c 100644 --- a/net/sctp/offload.c +++ b/net/sctp/offload.c @@ -1,17 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * sctp_offload - GRO/GSO Offloading for SCTP * * Copyright (C) 2015, Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index 92331e1195c1..9b0e5b0d701a 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c @@ -2312,7 +2312,6 @@ int sctp_process_init(struct sctp_association *asoc, struct sctp_chunk *chunk, union sctp_addr addr; struct sctp_af *af; int src_match = 0; - char *cookie; /* We must include the address that the INIT packet came from. * This is the only address that matters for an INIT packet. @@ -2416,14 +2415,6 @@ int sctp_process_init(struct sctp_association *asoc, struct sctp_chunk *chunk, /* Peer Rwnd : Current calculated value of the peer's rwnd. */ asoc->peer.rwnd = asoc->peer.i.a_rwnd; - /* Copy cookie in case we need to resend COOKIE-ECHO. */ - cookie = asoc->peer.cookie; - if (cookie) { - asoc->peer.cookie = kmemdup(cookie, asoc->peer.cookie_len, gfp); - if (!asoc->peer.cookie) - goto clean_up; - } - /* RFC 2960 7.2.1 The initial value of ssthresh MAY be arbitrarily * high (for example, implementations MAY use the size of the receiver * advertised window). @@ -2592,7 +2583,11 @@ do_addr_param: case SCTP_PARAM_STATE_COOKIE: asoc->peer.cookie_len = ntohs(param.p->length) - sizeof(struct sctp_paramhdr); - asoc->peer.cookie = param.cookie->body; + if (asoc->peer.cookie) + kfree(asoc->peer.cookie); + asoc->peer.cookie = kmemdup(param.cookie->body, asoc->peer.cookie_len, gfp); + if (!asoc->peer.cookie) + retval = 0; break; case SCTP_PARAM_HEARTBEAT_INFO: @@ -2654,6 +2649,8 @@ do_addr_param: goto fall_through; /* Save peer's random parameter */ + if (asoc->peer.peer_random) + kfree(asoc->peer.peer_random); asoc->peer.peer_random = kmemdup(param.p, ntohs(param.p->length), gfp); if (!asoc->peer.peer_random) { @@ -2667,6 +2664,8 @@ do_addr_param: goto fall_through; /* Save peer's HMAC list */ + if (asoc->peer.peer_hmacs) + kfree(asoc->peer.peer_hmacs); asoc->peer.peer_hmacs = kmemdup(param.p, ntohs(param.p->length), gfp); if (!asoc->peer.peer_hmacs) { @@ -2682,6 +2681,8 @@ do_addr_param: if (!ep->auth_enable) goto fall_through; + if (asoc->peer.peer_chunks) + kfree(asoc->peer.peer_chunks); asoc->peer.peer_chunks = kmemdup(param.p, ntohs(param.p->length), gfp); if (!asoc->peer.peer_chunks) diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c index 9b50da548db2..a554d6d15d1b 100644 --- a/net/sctp/sm_sideeffect.c +++ b/net/sctp/sm_sideeffect.c @@ -883,6 +883,11 @@ static void sctp_cmd_new_state(struct sctp_cmd_seq *cmds, asoc->rto_initial; } + if (sctp_state(asoc, ESTABLISHED)) { + kfree(asoc->peer.cookie); + asoc->peer.cookie = NULL; + } + if (sctp_state(asoc, ESTABLISHED) || sctp_state(asoc, CLOSED) || sctp_state(asoc, SHUTDOWN_RECEIVED)) { diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index 0c874e996f85..7621ec2f539c 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -2029,7 +2029,7 @@ static int __init smc_init(void) rc = smc_pnet_init(); if (rc) - return rc; + goto out_pernet_subsys; rc = smc_llc_init(); if (rc) { @@ -2080,6 +2080,9 @@ out_proto: proto_unregister(&smc_proto); out_pnet: smc_pnet_exit(); +out_pernet_subsys: + unregister_pernet_subsys(&smc_net_ops); + return rc; } diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c index 2d2850adc2a3..4ca50ddf8d16 100644 --- a/net/smc/smc_core.c +++ b/net/smc/smc_core.c @@ -652,7 +652,10 @@ create: rc = smc_lgr_create(smc, ini); if (rc) goto out; + lgr = conn->lgr; + write_lock_bh(&lgr->conns_lock); smc_lgr_register_conn(conn); /* add smc conn to lgr */ + write_unlock_bh(&lgr->conns_lock); } conn->local_tx_ctrl.common.type = SMC_CDC_MSG_TYPE; conn->local_tx_ctrl.len = SMC_WR_TX_SIZE; diff --git a/net/socket.c b/net/socket.c index 72372dc5dd70..38eec1583f6d 100644 --- a/net/socket.c +++ b/net/socket.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NET An implementation of the SOCKET network access protocol. * @@ -45,13 +46,6 @@ * Tigran Aivazian : Made listen(2) backlog sanity checks * protocol-independent * - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * * This module is effectively the top level interface to the BSD socket * paradigm. * diff --git a/net/strparser/strparser.c b/net/strparser/strparser.c index e137698e8aef..f64f36a83063 100644 --- a/net/strparser/strparser.c +++ b/net/strparser/strparser.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Stream Parser * * Copyright (c) 2016 Tom Herbert <tom@herbertland.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. */ #include <linux/bpf.h> diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c index d22328984853..66fbb9d2fba7 100644 --- a/net/sunrpc/cache.c +++ b/net/sunrpc/cache.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * net/sunrpc/cache.c * @@ -5,9 +6,6 @@ * used by sunrpc clients and servers. * * Copyright (C) 2002 Neil Brown <neilb@cse.unsw.edu.au> - * - * Released under terms in GPL version 2. See COPYING. - * */ #include <linux/types.h> diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index d6e57da56c94..b03bfa055c08 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -634,7 +634,6 @@ static struct rpc_clnt *__rpc_clone_client(struct rpc_create_args *args, new->cl_discrtry = clnt->cl_discrtry; new->cl_chatty = clnt->cl_chatty; new->cl_principal = clnt->cl_principal; - new->cl_cred = get_cred(clnt->cl_cred); return new; out_err: @@ -2288,13 +2287,13 @@ call_status(struct rpc_task *task) case -ECONNREFUSED: case -ECONNRESET: case -ECONNABORTED: + case -ENOTCONN: rpc_force_rebind(clnt); /* fall through */ case -EADDRINUSE: rpc_delay(task, 3*HZ); /* fall through */ case -EPIPE: - case -ENOTCONN: case -EAGAIN: break; case -EIO: @@ -2426,17 +2425,21 @@ call_decode(struct rpc_task *task) return; case -EAGAIN: task->tk_status = 0; - /* Note: rpc_decode_header() may have freed the RPC slot */ - if (task->tk_rqstp == req) { - xdr_free_bvec(&req->rq_rcv_buf); - req->rq_reply_bytes_recvd = 0; - req->rq_rcv_buf.len = 0; - if (task->tk_client->cl_discrtry) - xprt_conditional_disconnect(req->rq_xprt, - req->rq_connect_cookie); - } + xdr_free_bvec(&req->rq_rcv_buf); + req->rq_reply_bytes_recvd = 0; + req->rq_rcv_buf.len = 0; + if (task->tk_client->cl_discrtry) + xprt_conditional_disconnect(req->rq_xprt, + req->rq_connect_cookie); task->tk_action = call_encode; rpc_check_timeout(task); + break; + case -EKEYREJECTED: + task->tk_action = call_reserve; + rpc_check_timeout(task); + rpcauth_invalcred(task); + /* Ensure we obtain a new XID if we retry! */ + xprt_release(task); } } @@ -2572,11 +2575,7 @@ out_msg_denied: break; task->tk_cred_retry--; trace_rpc__stale_creds(task); - rpcauth_invalcred(task); - /* Ensure we obtain a new XID! */ - xprt_release(task); - task->tk_action = call_reserve; - return -EAGAIN; + return -EKEYREJECTED; case rpc_autherr_badcred: case rpc_autherr_badverf: /* possibly garbled cred/verf? */ @@ -2805,6 +2804,7 @@ int rpc_clnt_add_xprt(struct rpc_clnt *clnt, xprt = xprt_iter_xprt(&clnt->cl_xpi); if (xps == NULL || xprt == NULL) { rcu_read_unlock(); + xprt_switch_put(xps); return -EAGAIN; } resvport = xprt->resvport; diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index bb04ae52803a..a2c114812717 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -250,9 +250,7 @@ static void __rpc_init_priority_wait_queue(struct rpc_wait_queue *queue, const c queue->maxpriority = nr_queues - 1; rpc_reset_waitqueue_priority(queue); queue->qlen = 0; - timer_setup(&queue->timer_list.timer, - __rpc_queue_timer_fn, - TIMER_DEFERRABLE); + timer_setup(&queue->timer_list.timer, __rpc_queue_timer_fn, 0); INIT_LIST_HEAD(&queue->timer_list.list); rpc_assign_waitqueue_name(queue, qname); } diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index ad21880d5601..f6c82b1651e7 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -1876,9 +1876,7 @@ found: xprt->idle_timeout = 0; INIT_WORK(&xprt->task_cleanup, xprt_autoclose); if (xprt_has_timer(xprt)) - timer_setup(&xprt->timer, - xprt_init_autodisconnect, - TIMER_DEFERRABLE); + timer_setup(&xprt->timer, xprt_init_autodisconnect, 0); else timer_setup(&xprt->timer, NULL, 0); diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c index bef5eac8ab38..84bb37924540 100644 --- a/net/sunrpc/xprtrdma/verbs.c +++ b/net/sunrpc/xprtrdma/verbs.c @@ -810,8 +810,7 @@ static struct rpcrdma_sendctx *rpcrdma_sendctx_create(struct rpcrdma_ia *ia) { struct rpcrdma_sendctx *sc; - sc = kzalloc(sizeof(*sc) + - ia->ri_max_send_sges * sizeof(struct ib_sge), + sc = kzalloc(struct_size(sc, sc_sges, ia->ri_max_send_sges), GFP_KERNEL); if (!sc) return NULL; diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index c69951ed2ebc..36652352a38c 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -950,6 +950,8 @@ static int xs_local_send_request(struct rpc_rqst *req) struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); struct xdr_buf *xdr = &req->rq_snd_buf; + rpc_fraghdr rm = xs_stream_record_marker(xdr); + unsigned int msglen = rm ? req->rq_slen + sizeof(rm) : req->rq_slen; int status; int sent = 0; @@ -964,9 +966,7 @@ static int xs_local_send_request(struct rpc_rqst *req) req->rq_xtime = ktime_get(); status = xs_sendpages(transport->sock, NULL, 0, xdr, - transport->xmit.offset, - xs_stream_record_marker(xdr), - &sent); + transport->xmit.offset, rm, &sent); dprintk("RPC: %s(%u) = %d\n", __func__, xdr->len - transport->xmit.offset, status); @@ -976,7 +976,7 @@ static int xs_local_send_request(struct rpc_rqst *req) if (likely(sent > 0) || status == 0) { transport->xmit.offset += sent; req->rq_bytes_sent = transport->xmit.offset; - if (likely(req->rq_bytes_sent >= req->rq_slen)) { + if (likely(req->rq_bytes_sent >= msglen)) { req->rq_xmit_bytes_sent += transport->xmit.offset; transport->xmit.offset = 0; return 0; @@ -1097,6 +1097,8 @@ static int xs_tcp_send_request(struct rpc_rqst *req) struct rpc_xprt *xprt = req->rq_xprt; struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); struct xdr_buf *xdr = &req->rq_snd_buf; + rpc_fraghdr rm = xs_stream_record_marker(xdr); + unsigned int msglen = rm ? req->rq_slen + sizeof(rm) : req->rq_slen; bool vm_wait = false; int status; int sent; @@ -1122,9 +1124,7 @@ static int xs_tcp_send_request(struct rpc_rqst *req) while (1) { sent = 0; status = xs_sendpages(transport->sock, NULL, 0, xdr, - transport->xmit.offset, - xs_stream_record_marker(xdr), - &sent); + transport->xmit.offset, rm, &sent); dprintk("RPC: xs_tcp_send_request(%u) = %d\n", xdr->len - transport->xmit.offset, status); @@ -1133,7 +1133,7 @@ static int xs_tcp_send_request(struct rpc_rqst *req) * reset the count of bytes sent. */ transport->xmit.offset += sent; req->rq_bytes_sent = transport->xmit.offset; - if (likely(req->rq_bytes_sent >= req->rq_slen)) { + if (likely(req->rq_bytes_sent >= msglen)) { req->rq_xmit_bytes_sent += transport->xmit.offset; transport->xmit.offset = 0; return 0; diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c index 90ba4a1f0a6d..3a1d428c1336 100644 --- a/net/switchdev/switchdev.c +++ b/net/switchdev/switchdev.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * net/switchdev/switchdev.c - Switch device API * Copyright (c) 2014-2015 Jiri Pirko <jiri@resnulli.us> * Copyright (c) 2014-2015 Scott Feldman <sfeldma@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/kernel.h> diff --git a/net/tipc/core.c b/net/tipc/core.c index ed536c05252a..c8370722f0bb 100644 --- a/net/tipc/core.c +++ b/net/tipc/core.c @@ -134,7 +134,7 @@ static int __init tipc_init(void) if (err) goto out_sysctl; - err = register_pernet_subsys(&tipc_net_ops); + err = register_pernet_device(&tipc_net_ops); if (err) goto out_pernet; @@ -142,7 +142,7 @@ static int __init tipc_init(void) if (err) goto out_socket; - err = register_pernet_subsys(&tipc_topsrv_net_ops); + err = register_pernet_device(&tipc_topsrv_net_ops); if (err) goto out_pernet_topsrv; @@ -153,11 +153,11 @@ static int __init tipc_init(void) pr_info("Started in single node mode\n"); return 0; out_bearer: - unregister_pernet_subsys(&tipc_topsrv_net_ops); + unregister_pernet_device(&tipc_topsrv_net_ops); out_pernet_topsrv: tipc_socket_stop(); out_socket: - unregister_pernet_subsys(&tipc_net_ops); + unregister_pernet_device(&tipc_net_ops); out_pernet: tipc_unregister_sysctl(); out_sysctl: @@ -172,9 +172,9 @@ out_netlink: static void __exit tipc_exit(void) { tipc_bearer_cleanup(); - unregister_pernet_subsys(&tipc_topsrv_net_ops); + unregister_pernet_device(&tipc_topsrv_net_ops); tipc_socket_stop(); - unregister_pernet_subsys(&tipc_net_ops); + unregister_pernet_device(&tipc_net_ops); tipc_netlink_stop(); tipc_netlink_compat_stop(); tipc_unregister_sysctl(); diff --git a/net/tipc/group.c b/net/tipc/group.c index 992be6113676..5f98d38bcf08 100644 --- a/net/tipc/group.c +++ b/net/tipc/group.c @@ -218,6 +218,7 @@ void tipc_group_delete(struct net *net, struct tipc_group *grp) rbtree_postorder_for_each_entry_safe(m, tmp, tree, tree_node) { tipc_group_proto_xmit(grp, m, GRP_LEAVE_MSG, &xmitq); + __skb_queue_purge(&m->deferredq); list_del(&m->list); kfree(m); } diff --git a/net/tipc/link.c b/net/tipc/link.c index f5cd986e1e50..2050fd386642 100644 --- a/net/tipc/link.c +++ b/net/tipc/link.c @@ -1728,7 +1728,6 @@ void tipc_link_failover_prepare(struct tipc_link *l, struct tipc_link *tnl, * node has entered SELF_DOWN_PEER_LEAVING and both peer nodes * would have to start over from scratch instead. */ - WARN_ON(l && tipc_link_is_up(l)); tnl->drop_point = 1; tnl->failover_reasm_skb = NULL; diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c index c6a04c09d075..cf155061c472 100644 --- a/net/tipc/netlink_compat.c +++ b/net/tipc/netlink_compat.c @@ -445,7 +445,11 @@ static int tipc_nl_compat_bearer_disable(struct tipc_nl_compat_cmd_doit *cmd, if (!bearer) return -EMSGSIZE; - len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_BEARER_NAME); + len = TLV_GET_DATA_LEN(msg->req); + if (len <= 0) + return -EINVAL; + + len = min_t(int, len, TIPC_MAX_BEARER_NAME); if (!string_is_valid(name, len)) return -EINVAL; @@ -539,7 +543,11 @@ static int tipc_nl_compat_link_stat_dump(struct tipc_nl_compat_msg *msg, name = (char *)TLV_DATA(msg->req); - len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_LINK_NAME); + len = TLV_GET_DATA_LEN(msg->req); + if (len <= 0) + return -EINVAL; + + len = min_t(int, len, TIPC_MAX_BEARER_NAME); if (!string_is_valid(name, len)) return -EINVAL; @@ -817,7 +825,11 @@ static int tipc_nl_compat_link_reset_stats(struct tipc_nl_compat_cmd_doit *cmd, if (!link) return -EMSGSIZE; - len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_LINK_NAME); + len = TLV_GET_DATA_LEN(msg->req); + if (len <= 0) + return -EINVAL; + + len = min_t(int, len, TIPC_MAX_BEARER_NAME); if (!string_is_valid(name, len)) return -EINVAL; diff --git a/net/tipc/node.c b/net/tipc/node.c index 9e106d3ed187..550581d47d51 100644 --- a/net/tipc/node.c +++ b/net/tipc/node.c @@ -766,9 +766,9 @@ static void tipc_node_link_up(struct tipc_node *n, int bearer_id, * disturbance, wrong session, etc.) * 3. Link <1B-2B> up * 4. Link endpoint 2A down (e.g. due to link tolerance timeout) - * 5. Node B starts failover onto link <1B-2B> + * 5. Node 2 starts failover onto link <1B-2B> * - * ==> Node A does never start link/node failover! + * ==> Node 1 does never start link/node failover! * * @n: tipc node structure * @l: link peer endpoint failingover (- can be NULL) @@ -783,6 +783,10 @@ static void tipc_node_link_failover(struct tipc_node *n, struct tipc_link *l, if (!tipc_link_is_up(tnl)) return; + /* Don't rush, failure link may be in the process of resetting */ + if (l && !tipc_link_is_reset(l)) + return; + tipc_link_fsm_evt(tnl, LINK_SYNCH_END_EVT); tipc_node_fsm_evt(n, NODE_SYNCH_END_EVT); @@ -1706,7 +1710,7 @@ static bool tipc_node_check_state(struct tipc_node *n, struct sk_buff *skb, /* Initiate or update failover mode if applicable */ if ((usr == TUNNEL_PROTOCOL) && (mtyp == FAILOVER_MSG)) { syncpt = oseqno + exp_pkts - 1; - if (pl && tipc_link_is_up(pl)) { + if (pl && !tipc_link_is_reset(pl)) { __tipc_node_link_down(n, &pb_id, xmitq, &maddr); trace_tipc_node_link_down(n, true, "node link down <- failover!"); diff --git a/net/tipc/udp_media.c b/net/tipc/udp_media.c index 7fc02d84c4f1..1405ccc9101c 100644 --- a/net/tipc/udp_media.c +++ b/net/tipc/udp_media.c @@ -176,7 +176,6 @@ static int tipc_udp_xmit(struct net *net, struct sk_buff *skb, goto tx_error; } - skb->dev = rt->dst.dev; ttl = ip4_dst_hoplimit(&rt->dst); udp_tunnel_xmit_skb(rt, ub->ubsock->sk, skb, src->ipv4.s_addr, dst->ipv4.s_addr, 0, ttl, 0, src->port, @@ -195,10 +194,9 @@ static int tipc_udp_xmit(struct net *net, struct sk_buff *skb, if (err) goto tx_error; ttl = ip6_dst_hoplimit(ndst); - err = udp_tunnel6_xmit_skb(ndst, ub->ubsock->sk, skb, - ndst->dev, &src->ipv6, - &dst->ipv6, 0, ttl, 0, src->port, - dst->port, false); + err = udp_tunnel6_xmit_skb(ndst, ub->ubsock->sk, skb, NULL, + &src->ipv6, &dst->ipv6, 0, ttl, 0, + src->port, dst->port, false); #endif } return err; diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c index ca54a7c7ec81..1f9cf57d9754 100644 --- a/net/tls/tls_device.c +++ b/net/tls/tls_device.c @@ -550,10 +550,22 @@ void tls_device_write_space(struct sock *sk, struct tls_context *ctx) } } +static void tls_device_resync_rx(struct tls_context *tls_ctx, + struct sock *sk, u32 seq, u64 rcd_sn) +{ + struct net_device *netdev; + + if (WARN_ON(test_and_set_bit(TLS_RX_SYNC_RUNNING, &tls_ctx->flags))) + return; + netdev = READ_ONCE(tls_ctx->netdev); + if (netdev) + netdev->tlsdev_ops->tls_dev_resync_rx(netdev, sk, seq, rcd_sn); + clear_bit_unlock(TLS_RX_SYNC_RUNNING, &tls_ctx->flags); +} + void handle_device_resync(struct sock *sk, u32 seq, u64 rcd_sn) { struct tls_context *tls_ctx = tls_get_ctx(sk); - struct net_device *netdev = tls_ctx->netdev; struct tls_offload_context_rx *rx_ctx; u32 is_req_pending; s64 resync_req; @@ -568,10 +580,10 @@ void handle_device_resync(struct sock *sk, u32 seq, u64 rcd_sn) is_req_pending = resync_req; if (unlikely(is_req_pending) && req_seq == seq && - atomic64_try_cmpxchg(&rx_ctx->resync_req, &resync_req, 0)) - netdev->tlsdev_ops->tls_dev_resync_rx(netdev, sk, - seq + TLS_HEADER_SIZE - 1, - rcd_sn); + atomic64_try_cmpxchg(&rx_ctx->resync_req, &resync_req, 0)) { + seq += TLS_HEADER_SIZE - 1; + tls_device_resync_rx(tls_ctx, sk, seq, rcd_sn); + } } static int tls_device_reencrypt(struct sock *sk, struct sk_buff *skb) @@ -934,12 +946,6 @@ void tls_device_offload_cleanup_rx(struct sock *sk) if (!netdev) goto out; - if (!(netdev->features & NETIF_F_HW_TLS_RX)) { - pr_err_ratelimited("%s: device is missing NETIF_F_HW_TLS_RX cap\n", - __func__); - goto out; - } - netdev->tlsdev_ops->tls_dev_del(netdev, tls_ctx, TLS_OFFLOAD_CTX_DIR_RX); @@ -978,7 +984,10 @@ static int tls_device_down(struct net_device *netdev) if (ctx->rx_conf == TLS_HW) netdev->tlsdev_ops->tls_dev_del(netdev, ctx, TLS_OFFLOAD_CTX_DIR_RX); - ctx->netdev = NULL; + WRITE_ONCE(ctx->netdev, NULL); + smp_mb__before_atomic(); /* pairs with test_and_set_bit() */ + while (test_bit(TLS_RX_SYNC_RUNNING, &ctx->flags)) + usleep_range(10, 200); dev_put(netdev); list_del_init(&ctx->list); @@ -998,7 +1007,8 @@ static int tls_dev_event(struct notifier_block *this, unsigned long event, { struct net_device *dev = netdev_notifier_info_to_dev(ptr); - if (!(dev->features & (NETIF_F_HW_TLS_RX | NETIF_F_HW_TLS_TX))) + if (!dev->tlsdev_ops && + !(dev->features & (NETIF_F_HW_TLS_RX | NETIF_F_HW_TLS_TX))) return NOTIFY_DONE; switch (event) { diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c index fc81ae18cc44..e2b69e805d46 100644 --- a/net/tls/tls_main.c +++ b/net/tls/tls_main.c @@ -279,7 +279,8 @@ static void tls_sk_proto_close(struct sock *sk, long timeout) goto skip_tx_cleanup; } - if (!tls_complete_pending_work(sk, ctx, 0, &timeo)) + if (unlikely(sk->sk_write_pending) && + !wait_on_pending_writer(sk, &timeo)) tls_handle_open_record(sk, 0); /* We need these for tls_sw_fallback handling of other packets */ diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c index d93f83f77864..455a782c7658 100644 --- a/net/tls/tls_sw.c +++ b/net/tls/tls_sw.c @@ -1143,7 +1143,6 @@ static int tls_sw_do_sendpage(struct sock *sk, struct page *page, full_record = false; record_room = TLS_MAX_PAYLOAD_SIZE - msg_pl->sg.size; - copied = 0; copy = size; if (copy >= record_room) { copy = record_room; @@ -1712,15 +1711,14 @@ int tls_sw_recvmsg(struct sock *sk, copied = err; } - len = len - copied; - if (len) { - target = sock_rcvlowat(sk, flags & MSG_WAITALL, len); - timeo = sock_rcvtimeo(sk, flags & MSG_DONTWAIT); - } else { + if (len <= copied) goto recv_end; - } - do { + target = sock_rcvlowat(sk, flags & MSG_WAITALL, len); + len = len - copied; + timeo = sock_rcvtimeo(sk, flags & MSG_DONTWAIT); + + while (len && (decrypted + copied < target || ctx->recv_pkt)) { bool retain_skb = false; bool zc = false; int to_decrypt; @@ -1851,11 +1849,7 @@ pick_next_record: } else { break; } - - /* If we have a new message from strparser, continue now. */ - if (decrypted >= target && !ctx->recv_pkt) - break; - } while (len); + } recv_end: if (num_async) { diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index e68d7454f2e3..67e87db5877f 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NET4: Implementation of BSD Unix domain sockets. * * Authors: Alan Cox, <alan@lxorguk.ukuu.org.uk> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Fixes: * Linus Torvalds : Assorted bug cures. * Niibe Yutaka : async I/O support. @@ -49,7 +45,6 @@ * the core infrastructure is doing that * for all net proto families now (2.5.69+) * - * * Known differences from reference BSD that was tested: * * [TO FIX] diff --git a/net/unix/sysctl_net_unix.c b/net/unix/sysctl_net_unix.c index b3d515021b74..c09bea89151b 100644 --- a/net/unix/sysctl_net_unix.c +++ b/net/unix/sysctl_net_unix.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * NET4: Sysctl interface to net af_unix subsystem. * * Authors: Mike Shaver. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/mm.h> diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c index d892000770cf..169112f8aa1e 100644 --- a/net/vmw_vsock/af_vsock.c +++ b/net/vmw_vsock/af_vsock.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * VMware vSockets Driver * * Copyright (C) 2007-2013 VMware, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation version 2 and no later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ /* Implementation notes: diff --git a/net/vmw_vsock/af_vsock_tap.c b/net/vmw_vsock/af_vsock_tap.c index 98f09b539366..30ee7e4fe251 100644 --- a/net/vmw_vsock/af_vsock_tap.c +++ b/net/vmw_vsock/af_vsock_tap.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Tap functions for AF_VSOCK sockets. * * Code based on net/netlink/af_netlink.c tap functions. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/module.h> diff --git a/net/vmw_vsock/diag.c b/net/vmw_vsock/diag.c index 31b567652250..a2823b1c5e28 100644 --- a/net/vmw_vsock/diag.c +++ b/net/vmw_vsock/diag.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * vsock sock_diag(7) module * * Copyright (C) 2017 Red Hat, Inc. * Author: Stefan Hajnoczi <stefanha@redhat.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation version 2 and no later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #include <linux/module.h> diff --git a/net/vmw_vsock/hyperv_transport.c b/net/vmw_vsock/hyperv_transport.c index 982a8dc49e03..62dcdf082349 100644 --- a/net/vmw_vsock/hyperv_transport.c +++ b/net/vmw_vsock/hyperv_transport.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Hyper-V transport for vsock * @@ -6,16 +7,6 @@ * support in the VM by introducing the new vsock transport. * * Copyright (c) 2017, Microsoft Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * */ #include <linux/module.h> #include <linux/vmalloc.h> @@ -220,18 +211,6 @@ static void hvs_set_channel_pending_send_size(struct vmbus_channel *chan) set_channel_pending_send_size(chan, HVS_PKT_LEN(HVS_SEND_BUF_SIZE)); - /* See hvs_stream_has_space(): we must make sure the host has seen - * the new pending send size, before we can re-check the writable - * bytes. - */ - virt_mb(); -} - -static void hvs_clear_channel_pending_send_size(struct vmbus_channel *chan) -{ - set_channel_pending_send_size(chan, 0); - - /* Ditto */ virt_mb(); } @@ -301,9 +280,6 @@ static void hvs_channel_cb(void *ctx) if (hvs_channel_readable(chan)) sk->sk_data_ready(sk); - /* See hvs_stream_has_space(): when we reach here, the writable bytes - * may be already less than HVS_PKT_LEN(HVS_SEND_BUF_SIZE). - */ if (hv_get_bytes_to_write(&chan->outbound) > 0) sk->sk_write_space(sk); } @@ -344,8 +320,8 @@ static void hvs_open_connection(struct vmbus_channel *chan) struct sockaddr_vm addr; struct sock *sk, *new = NULL; - struct vsock_sock *vnew; - struct hvsock *hvs, *hvs_new; + struct vsock_sock *vnew = NULL; + struct hvsock *hvs, *hvs_new = NULL; int ret; if_type = &chan->offermsg.offer.if_type; @@ -404,6 +380,13 @@ static void hvs_open_connection(struct vmbus_channel *chan) set_per_channel_state(chan, conn_from_host ? new : sk); vmbus_set_chn_rescind_callback(chan, hvs_close_connection); + /* Set the pending send size to max packet size to always get + * notifications from the host when there is enough writable space. + * The host is optimized to send notifications only when the pending + * size boundary is crossed, and not always. + */ + hvs_set_channel_pending_send_size(chan); + if (conn_from_host) { new->sk_state = TCP_ESTABLISHED; sk->sk_ack_backlog++; @@ -697,23 +680,8 @@ static s64 hvs_stream_has_data(struct vsock_sock *vsk) static s64 hvs_stream_has_space(struct vsock_sock *vsk) { struct hvsock *hvs = vsk->trans; - struct vmbus_channel *chan = hvs->chan; - s64 ret; - ret = hvs_channel_writable_bytes(chan); - if (ret > 0) { - hvs_clear_channel_pending_send_size(chan); - } else { - /* See hvs_channel_cb() */ - hvs_set_channel_pending_send_size(chan); - - /* Re-check the writable bytes to avoid race */ - ret = hvs_channel_writable_bytes(chan); - if (ret > 0) - hvs_clear_channel_pending_send_size(chan); - } - - return ret; + return hvs_channel_writable_bytes(hvs->chan); } static u64 hvs_stream_rcvhiwat(struct vsock_sock *vsk) diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c index 96ab344f17bb..9c287e3e393c 100644 --- a/net/vmw_vsock/virtio_transport.c +++ b/net/vmw_vsock/virtio_transport.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * virtio transport for vsock * @@ -7,8 +8,6 @@ * * Some of the code is take from Gerd Hoffmann <kraxel@redhat.com>'s * early virtio-vsock proof-of-concept bits. - * - * This work is licensed under the terms of the GNU GPL, version 2. */ #include <linux/spinlock.h> #include <linux/module.h> diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c index f3f3d06cb6d8..6f1a8aff65c5 100644 --- a/net/vmw_vsock/virtio_transport_common.c +++ b/net/vmw_vsock/virtio_transport_common.c @@ -1,11 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * common code for virtio vsock * * Copyright (C) 2013-2015 Red Hat, Inc. * Author: Asias He <asias@redhat.com> * Stefan Hajnoczi <stefanha@redhat.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. */ #include <linux/spinlock.h> #include <linux/module.h> @@ -871,8 +870,10 @@ virtio_transport_recv_connected(struct sock *sk, if (le32_to_cpu(pkt->hdr.flags) & VIRTIO_VSOCK_SHUTDOWN_SEND) vsk->peer_shutdown |= SEND_SHUTDOWN; if (vsk->peer_shutdown == SHUTDOWN_MASK && - vsock_stream_has_data(vsk) <= 0) + vsock_stream_has_data(vsk) <= 0) { + sock_set_flag(sk, SOCK_DONE); sk->sk_state = TCP_CLOSING; + } if (le32_to_cpu(pkt->hdr.flags)) sk->sk_state_change(sk); break; diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c index c3d5ab01fba7..8c9c4ed90fa7 100644 --- a/net/vmw_vsock/vmci_transport.c +++ b/net/vmw_vsock/vmci_transport.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * VMware vSockets Driver * * Copyright (C) 2007-2013 VMware, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation version 2 and no later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #include <linux/types.h> diff --git a/net/vmw_vsock/vmci_transport.h b/net/vmw_vsock/vmci_transport.h index 1820e74a5752..1ca1e8640b31 100644 --- a/net/vmw_vsock/vmci_transport.h +++ b/net/vmw_vsock/vmci_transport.h @@ -1,16 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * VMware vSockets Driver * * Copyright (C) 2013 VMware, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation version 2 and no later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #ifndef _VMCI_TRANSPORT_H_ diff --git a/net/vmw_vsock/vmci_transport_notify.c b/net/vmw_vsock/vmci_transport_notify.c index 41fb427f150a..d69fc4b595ad 100644 --- a/net/vmw_vsock/vmci_transport_notify.c +++ b/net/vmw_vsock/vmci_transport_notify.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * VMware vSockets Driver * * Copyright (C) 2009-2013 VMware, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation version 2 and no later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #include <linux/types.h> diff --git a/net/vmw_vsock/vmci_transport_notify.h b/net/vmw_vsock/vmci_transport_notify.h index 3c464d394a8f..7843f08d4290 100644 --- a/net/vmw_vsock/vmci_transport_notify.h +++ b/net/vmw_vsock/vmci_transport_notify.h @@ -1,16 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * VMware vSockets Driver * * Copyright (C) 2009-2013 VMware, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation version 2 and no later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #ifndef __VMCI_TRANSPORT_NOTIFY_H__ diff --git a/net/vmw_vsock/vmci_transport_notify_qstate.c b/net/vmw_vsock/vmci_transport_notify_qstate.c index 0cc84f2bb05e..0f36d7c45db3 100644 --- a/net/vmw_vsock/vmci_transport_notify_qstate.c +++ b/net/vmw_vsock/vmci_transport_notify_qstate.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * VMware vSockets Driver * * Copyright (C) 2009-2013 VMware, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation version 2 and no later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #include <linux/types.h> diff --git a/net/vmw_vsock/vsock_addr.c b/net/vmw_vsock/vsock_addr.c index 82486ee55eac..909de26cb0e7 100644 --- a/net/vmw_vsock/vsock_addr.c +++ b/net/vmw_vsock/vsock_addr.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * VMware vSockets Driver * * Copyright (C) 2007-2012 VMware, Inc. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation version 2 and no later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. */ #include <linux/types.h> diff --git a/net/wimax/debug-levels.h b/net/wimax/debug-levels.h index 0975adba6b71..ebc287cde336 100644 --- a/net/wimax/debug-levels.h +++ b/net/wimax/debug-levels.h @@ -1,24 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Linux WiMAX Stack * Debug levels control file for the wimax module * - * * Copyright (C) 2007-2008 Intel Corporation <linux-wimax@intel.com> * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. */ #ifndef __debug_levels__h__ #define __debug_levels__h__ diff --git a/net/wimax/debugfs.c b/net/wimax/debugfs.c index 24514840746e..1af56df30276 100644 --- a/net/wimax/debugfs.c +++ b/net/wimax/debugfs.c @@ -1,24 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Linux WiMAX * Debugfs support * - * * Copyright (C) 2005-2006 Intel Corporation <linux-wimax@intel.com> * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. */ #include <linux/debugfs.h> #include <linux/wimax.h> diff --git a/net/wimax/id-table.c b/net/wimax/id-table.c index a21508d11036..02eee37b7e31 100644 --- a/net/wimax/id-table.c +++ b/net/wimax/id-table.c @@ -1,26 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Linux WiMAX * Mappping of generic netlink family IDs to net devices * - * * Copyright (C) 2005-2006 Intel Corporation <linux-wimax@intel.com> * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * * We assign a single generic netlink family ID to each device (to * simplify lookup). * diff --git a/net/wimax/op-msg.c b/net/wimax/op-msg.c index 101b2fa3f32e..6460b5785758 100644 --- a/net/wimax/op-msg.c +++ b/net/wimax/op-msg.c @@ -1,26 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Linux WiMAX * Generic messaging interface between userspace and driver/device * - * * Copyright (C) 2007-2008 Intel Corporation <linux-wimax@intel.com> * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * * This implements a direct communication channel between user space and * the driver/device, by which free form messages can be sent back and * forth. diff --git a/net/wimax/op-reset.c b/net/wimax/op-reset.c index a42079165e1f..9899b2e56721 100644 --- a/net/wimax/op-reset.c +++ b/net/wimax/op-reset.c @@ -1,26 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Linux WiMAX * Implement and export a method for resetting a WiMAX device * - * * Copyright (C) 2008 Intel Corporation <linux-wimax@intel.com> * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * * This implements a simple synchronous call to reset a WiMAX device. * * Resets aim at being warm, keeping the device handles active; diff --git a/net/wimax/op-rfkill.c b/net/wimax/op-rfkill.c index 477364ad750e..248d10b60b05 100644 --- a/net/wimax/op-rfkill.c +++ b/net/wimax/op-rfkill.c @@ -1,26 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Linux WiMAX * RF-kill framework integration * - * * Copyright (C) 2008 Intel Corporation <linux-wimax@intel.com> * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * * This integrates into the Linux Kernel rfkill susbystem so that the * drivers just have to do the bare minimal work, which is providing a * method to set the software RF-Kill switch and to report changes in diff --git a/net/wimax/op-state-get.c b/net/wimax/op-state-get.c index e6788d281d0e..5bc712de1563 100644 --- a/net/wimax/op-state-get.c +++ b/net/wimax/op-state-get.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Linux WiMAX * Implement and export a method for getting a WiMAX device current state @@ -7,20 +8,6 @@ * Based on previous WiMAX core work by: * Copyright (C) 2008 Intel Corporation <linux-wimax@intel.com> * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. */ #include <net/wimax.h> diff --git a/net/wimax/stack.c b/net/wimax/stack.c index 4969de672886..1ba99d65feca 100644 --- a/net/wimax/stack.c +++ b/net/wimax/stack.c @@ -1,26 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Linux WiMAX * Initialization, addition and removal of wimax devices * - * * Copyright (C) 2005-2006 Intel Corporation <linux-wimax@intel.com> * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * * This implements: * * - basic life cycle of 'struct wimax_dev' [wimax_dev_*()]; on diff --git a/net/wimax/wimax-internal.h b/net/wimax/wimax-internal.h index 733c4bf8d4b3..e819a09337ee 100644 --- a/net/wimax/wimax-internal.h +++ b/net/wimax/wimax-internal.h @@ -1,26 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Linux WiMAX * Internal API for kernel space WiMAX stack * - * * Copyright (C) 2007 Intel Corporation <linux-wimax@intel.com> * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * * This header file is for declarations and definitions internal to * the WiMAX stack. For public APIs and documentation, see * include/net/wimax.h and include/linux/wimax.h. diff --git a/net/wireless/Makefile b/net/wireless/Makefile index 72a224ce8e0a..2eee93985ab0 100644 --- a/net/wireless/Makefile +++ b/net/wireless/Makefile @@ -39,6 +39,7 @@ $(obj)/extra-certs.c: $(CONFIG_CFG80211_EXTRA_REGDB_KEYDIR:"%"=%) \ @(set -e; \ allf=""; \ for f in $^ ; do \ + test -f $$f || continue;\ # similar to hexdump -v -e '1/1 "0x%.2x," "\n"' \ thisf=$$(od -An -v -tx1 < $$f | \ sed -e 's/ /\n/g' | \ diff --git a/net/wireless/core.c b/net/wireless/core.c index 037816163e70..53ad3dbb76fe 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -514,7 +514,7 @@ use_default_name: &rdev->rfkill_ops, rdev); if (!rdev->rfkill) { - kfree(rdev); + wiphy_free(&rdev->wiphy); return NULL; } @@ -1397,8 +1397,12 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb, } break; case NETDEV_PRE_UP: - if (!(wdev->wiphy->interface_modes & BIT(wdev->iftype))) + if (!(wdev->wiphy->interface_modes & BIT(wdev->iftype)) && + !(wdev->iftype == NL80211_IFTYPE_AP_VLAN && + rdev->wiphy.flags & WIPHY_FLAG_4ADDR_AP && + wdev->use_4addr)) return notifier_from_errno(-EOPNOTSUPP); + if (rfkill_blocked(rdev->rfkill)) return notifier_from_errno(-ERFKILL); break; diff --git a/net/wireless/debugfs.c b/net/wireless/debugfs.c index 30fc6eb352bc..76b845f68ac8 100644 --- a/net/wireless/debugfs.c +++ b/net/wireless/debugfs.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * cfg80211 debugfs * * Copyright 2009 Luis R. Rodriguez <lrodriguez@atheros.com> * Copyright 2007 Johannes Berg <johannes@sipsolutions.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/slab.h> diff --git a/net/wireless/lib80211_crypt_ccmp.c b/net/wireless/lib80211_crypt_ccmp.c index 55214fe925b2..7e8ff9d7dcfa 100644 --- a/net/wireless/lib80211_crypt_ccmp.c +++ b/net/wireless/lib80211_crypt_ccmp.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * lib80211 crypt: host-based CCMP encryption implementation for lib80211 * * Copyright (c) 2003-2004, Jouni Malinen <j@w1.fi> * Copyright (c) 2008, John W. Linville <linville@tuxdriver.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. See README and COPYING for - * more details. */ #include <linux/kernel.h> diff --git a/net/wireless/lib80211_crypt_tkip.c b/net/wireless/lib80211_crypt_tkip.c index 11eaa5956f00..62edf5b01953 100644 --- a/net/wireless/lib80211_crypt_tkip.c +++ b/net/wireless/lib80211_crypt_tkip.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * lib80211 crypt: host-based TKIP encryption implementation for lib80211 * * Copyright (c) 2003-2004, Jouni Malinen <j@w1.fi> * Copyright (c) 2008, John W. Linville <linville@tuxdriver.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. See README and COPYING for - * more details. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/net/wireless/lib80211_crypt_wep.c b/net/wireless/lib80211_crypt_wep.c index 20c1ad63ad44..e127b6f7fc9f 100644 --- a/net/wireless/lib80211_crypt_wep.c +++ b/net/wireless/lib80211_crypt_wep.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * lib80211 crypt: host-based WEP encryption implementation for lib80211 * * Copyright (c) 2002-2004, Jouni Malinen <j@w1.fi> * Copyright (c) 2008, John W. Linville <linville@tuxdriver.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. See README and COPYING for - * more details. */ #include <linux/err.h> diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index c391b560d986..520d437aa8d1 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -304,8 +304,11 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { [NL80211_ATTR_IFINDEX] = { .type = NLA_U32 }, [NL80211_ATTR_IFNAME] = { .type = NLA_NUL_STRING, .len = IFNAMSIZ-1 }, - [NL80211_ATTR_MAC] = { .len = ETH_ALEN }, - [NL80211_ATTR_PREV_BSSID] = { .len = ETH_ALEN }, + [NL80211_ATTR_MAC] = { .type = NLA_EXACT_LEN_WARN, .len = ETH_ALEN }, + [NL80211_ATTR_PREV_BSSID] = { + .type = NLA_EXACT_LEN_WARN, + .len = ETH_ALEN + }, [NL80211_ATTR_KEY] = { .type = NLA_NESTED, }, [NL80211_ATTR_KEY_DATA] = { .type = NLA_BINARY, @@ -356,7 +359,10 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { [NL80211_ATTR_MESH_CONFIG] = { .type = NLA_NESTED }, [NL80211_ATTR_SUPPORT_MESH_AUTH] = { .type = NLA_FLAG }, - [NL80211_ATTR_HT_CAPABILITY] = { .len = NL80211_HT_CAPABILITY_LEN }, + [NL80211_ATTR_HT_CAPABILITY] = { + .type = NLA_EXACT_LEN_WARN, + .len = NL80211_HT_CAPABILITY_LEN + }, [NL80211_ATTR_MGMT_SUBTYPE] = { .type = NLA_U8 }, [NL80211_ATTR_IE] = NLA_POLICY_VALIDATE_FN(NLA_BINARY, @@ -386,7 +392,10 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { [NL80211_ATTR_WPA_VERSIONS] = { .type = NLA_U32 }, [NL80211_ATTR_PID] = { .type = NLA_U32 }, [NL80211_ATTR_4ADDR] = { .type = NLA_U8 }, - [NL80211_ATTR_PMKID] = { .len = WLAN_PMKID_LEN }, + [NL80211_ATTR_PMKID] = { + .type = NLA_EXACT_LEN_WARN, + .len = WLAN_PMKID_LEN + }, [NL80211_ATTR_DURATION] = { .type = NLA_U32 }, [NL80211_ATTR_COOKIE] = { .type = NLA_U64 }, [NL80211_ATTR_TX_RATES] = { .type = NLA_NESTED }, @@ -448,7 +457,10 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { [NL80211_ATTR_WDEV] = { .type = NLA_U64 }, [NL80211_ATTR_USER_REG_HINT_TYPE] = { .type = NLA_U32 }, [NL80211_ATTR_AUTH_DATA] = { .type = NLA_BINARY, }, - [NL80211_ATTR_VHT_CAPABILITY] = { .len = NL80211_VHT_CAPABILITY_LEN }, + [NL80211_ATTR_VHT_CAPABILITY] = { + .type = NLA_EXACT_LEN_WARN, + .len = NL80211_VHT_CAPABILITY_LEN + }, [NL80211_ATTR_SCAN_FLAGS] = { .type = NLA_U32 }, [NL80211_ATTR_P2P_CTWINDOW] = NLA_POLICY_MAX(NLA_U8, 127), [NL80211_ATTR_P2P_OPPPS] = NLA_POLICY_MAX(NLA_U8, 1), @@ -484,7 +496,10 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { [NL80211_ATTR_VENDOR_DATA] = { .type = NLA_BINARY }, [NL80211_ATTR_QOS_MAP] = { .type = NLA_BINARY, .len = IEEE80211_QOS_MAP_LEN_MAX }, - [NL80211_ATTR_MAC_HINT] = { .len = ETH_ALEN }, + [NL80211_ATTR_MAC_HINT] = { + .type = NLA_EXACT_LEN_WARN, + .len = ETH_ALEN + }, [NL80211_ATTR_WIPHY_FREQ_HINT] = { .type = NLA_U32 }, [NL80211_ATTR_TDLS_PEER_CAPABILITY] = { .type = NLA_U32 }, [NL80211_ATTR_SOCKET_OWNER] = { .type = NLA_FLAG }, @@ -495,7 +510,10 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { NLA_POLICY_MAX(NLA_U8, IEEE80211_NUM_UPS - 1), [NL80211_ATTR_ADMITTED_TIME] = { .type = NLA_U16 }, [NL80211_ATTR_SMPS_MODE] = { .type = NLA_U8 }, - [NL80211_ATTR_MAC_MASK] = { .len = ETH_ALEN }, + [NL80211_ATTR_MAC_MASK] = { + .type = NLA_EXACT_LEN_WARN, + .len = ETH_ALEN + }, [NL80211_ATTR_WIPHY_SELF_MANAGED_REG] = { .type = NLA_FLAG }, [NL80211_ATTR_NETNS_FD] = { .type = NLA_U32 }, [NL80211_ATTR_SCHED_SCAN_DELAY] = { .type = NLA_U32 }, @@ -507,15 +525,21 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { [NL80211_ATTR_MU_MIMO_GROUP_DATA] = { .len = VHT_MUMIMO_GROUPS_DATA_LEN }, - [NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR] = { .len = ETH_ALEN }, + [NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR] = { + .type = NLA_EXACT_LEN_WARN, + .len = ETH_ALEN + }, [NL80211_ATTR_NAN_MASTER_PREF] = NLA_POLICY_MIN(NLA_U8, 1), [NL80211_ATTR_BANDS] = { .type = NLA_U32 }, [NL80211_ATTR_NAN_FUNC] = { .type = NLA_NESTED }, [NL80211_ATTR_FILS_KEK] = { .type = NLA_BINARY, .len = FILS_MAX_KEK_LEN }, - [NL80211_ATTR_FILS_NONCES] = { .len = 2 * FILS_NONCE_LEN }, + [NL80211_ATTR_FILS_NONCES] = { + .type = NLA_EXACT_LEN_WARN, + .len = 2 * FILS_NONCE_LEN + }, [NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED] = { .type = NLA_FLAG, }, - [NL80211_ATTR_BSSID] = { .len = ETH_ALEN }, + [NL80211_ATTR_BSSID] = { .type = NLA_EXACT_LEN_WARN, .len = ETH_ALEN }, [NL80211_ATTR_SCHED_SCAN_RELATIVE_RSSI] = { .type = NLA_S8 }, [NL80211_ATTR_SCHED_SCAN_RSSI_ADJUST] = { .len = sizeof(struct nl80211_bss_select_rssi_adjust) @@ -528,7 +552,7 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { [NL80211_ATTR_FILS_ERP_NEXT_SEQ_NUM] = { .type = NLA_U16 }, [NL80211_ATTR_FILS_ERP_RRK] = { .type = NLA_BINARY, .len = FILS_ERP_MAX_RRK_LEN }, - [NL80211_ATTR_FILS_CACHE_ID] = { .len = 2 }, + [NL80211_ATTR_FILS_CACHE_ID] = { .type = NLA_EXACT_LEN_WARN, .len = 2 }, [NL80211_ATTR_PMK] = { .type = NLA_BINARY, .len = PMK_MAX_LEN }, [NL80211_ATTR_SCHED_SCAN_MULTI] = { .type = NLA_FLAG }, [NL80211_ATTR_EXTERNAL_AUTH_SUPPORT] = { .type = NLA_FLAG }, @@ -589,10 +613,13 @@ static const struct nla_policy nl80211_wowlan_tcp_policy[NUM_NL80211_WOWLAN_TCP] = { [NL80211_WOWLAN_TCP_SRC_IPV4] = { .type = NLA_U32 }, [NL80211_WOWLAN_TCP_DST_IPV4] = { .type = NLA_U32 }, - [NL80211_WOWLAN_TCP_DST_MAC] = { .len = ETH_ALEN }, + [NL80211_WOWLAN_TCP_DST_MAC] = { + .type = NLA_EXACT_LEN_WARN, + .len = ETH_ALEN + }, [NL80211_WOWLAN_TCP_SRC_PORT] = { .type = NLA_U16 }, [NL80211_WOWLAN_TCP_DST_PORT] = { .type = NLA_U16 }, - [NL80211_WOWLAN_TCP_DATA_PAYLOAD] = { .len = 1 }, + [NL80211_WOWLAN_TCP_DATA_PAYLOAD] = { .type = NLA_MIN_LEN, .len = 1 }, [NL80211_WOWLAN_TCP_DATA_PAYLOAD_SEQ] = { .len = sizeof(struct nl80211_wowlan_tcp_data_seq) }, @@ -600,8 +627,8 @@ nl80211_wowlan_tcp_policy[NUM_NL80211_WOWLAN_TCP] = { .len = sizeof(struct nl80211_wowlan_tcp_data_token) }, [NL80211_WOWLAN_TCP_DATA_INTERVAL] = { .type = NLA_U32 }, - [NL80211_WOWLAN_TCP_WAKE_PAYLOAD] = { .len = 1 }, - [NL80211_WOWLAN_TCP_WAKE_MASK] = { .len = 1 }, + [NL80211_WOWLAN_TCP_WAKE_PAYLOAD] = { .type = NLA_MIN_LEN, .len = 1 }, + [NL80211_WOWLAN_TCP_WAKE_MASK] = { .type = NLA_MIN_LEN, .len = 1 }, }; #endif /* CONFIG_PM */ @@ -619,9 +646,18 @@ nl80211_coalesce_policy[NUM_NL80211_ATTR_COALESCE_RULE] = { /* policy for GTK rekey offload attributes */ static const struct nla_policy nl80211_rekey_policy[NUM_NL80211_REKEY_DATA] = { - [NL80211_REKEY_DATA_KEK] = { .len = NL80211_KEK_LEN }, - [NL80211_REKEY_DATA_KCK] = { .len = NL80211_KCK_LEN }, - [NL80211_REKEY_DATA_REPLAY_CTR] = { .len = NL80211_REPLAY_CTR_LEN }, + [NL80211_REKEY_DATA_KEK] = { + .type = NLA_EXACT_LEN_WARN, + .len = NL80211_KEK_LEN, + }, + [NL80211_REKEY_DATA_KCK] = { + .type = NLA_EXACT_LEN_WARN, + .len = NL80211_KCK_LEN, + }, + [NL80211_REKEY_DATA_REPLAY_CTR] = { + .type = NLA_EXACT_LEN_WARN, + .len = NL80211_REPLAY_CTR_LEN + }, }; static const struct nla_policy @@ -635,7 +671,10 @@ static const struct nla_policy nl80211_match_policy[NL80211_SCHED_SCAN_MATCH_ATTR_MAX + 1] = { [NL80211_SCHED_SCAN_MATCH_ATTR_SSID] = { .type = NLA_BINARY, .len = IEEE80211_MAX_SSID_LEN }, - [NL80211_SCHED_SCAN_MATCH_ATTR_BSSID] = { .len = ETH_ALEN }, + [NL80211_SCHED_SCAN_MATCH_ATTR_BSSID] = { + .type = NLA_EXACT_LEN_WARN, + .len = ETH_ALEN + }, [NL80211_SCHED_SCAN_MATCH_ATTR_RSSI] = { .type = NLA_U32 }, [NL80211_SCHED_SCAN_MATCH_PER_BAND_RSSI] = NLA_POLICY_NESTED(nl80211_match_band_rssi_policy), @@ -667,7 +706,10 @@ nl80211_nan_func_policy[NL80211_NAN_FUNC_ATTR_MAX + 1] = { [NL80211_NAN_FUNC_SUBSCRIBE_ACTIVE] = { .type = NLA_FLAG }, [NL80211_NAN_FUNC_FOLLOW_UP_ID] = { .type = NLA_U8 }, [NL80211_NAN_FUNC_FOLLOW_UP_REQ_ID] = { .type = NLA_U8 }, - [NL80211_NAN_FUNC_FOLLOW_UP_DEST] = { .len = ETH_ALEN }, + [NL80211_NAN_FUNC_FOLLOW_UP_DEST] = { + .type = NLA_EXACT_LEN_WARN, + .len = ETH_ALEN + }, [NL80211_NAN_FUNC_CLOSE_RANGE] = { .type = NLA_FLAG }, [NL80211_NAN_FUNC_TTL] = { .type = NLA_U32 }, [NL80211_NAN_FUNC_SERVICE_INFO] = { .type = NLA_BINARY, @@ -3420,8 +3462,7 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info) if (info->attrs[NL80211_ATTR_IFTYPE]) type = nla_get_u32(info->attrs[NL80211_ATTR_IFTYPE]); - if (!rdev->ops->add_virtual_intf || - !(rdev->wiphy.interface_modes & (1 << type))) + if (!rdev->ops->add_virtual_intf) return -EOPNOTSUPP; if ((type == NL80211_IFTYPE_P2P_DEVICE || type == NL80211_IFTYPE_NAN || @@ -3440,6 +3481,11 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info) return err; } + if (!(rdev->wiphy.interface_modes & (1 << type)) && + !(type == NL80211_IFTYPE_AP_VLAN && params.use_4addr && + rdev->wiphy.flags & WIPHY_FLAG_4ADDR_AP)) + return -EOPNOTSUPP; + err = nl80211_parse_mon_options(rdev, type, info, ¶ms); if (err < 0) return err; @@ -4057,7 +4103,10 @@ static const struct nla_policy nl80211_txattr_policy[NL80211_TXRATE_MAX + 1] = { .len = NL80211_MAX_SUPP_RATES }, [NL80211_TXRATE_HT] = { .type = NLA_BINARY, .len = NL80211_MAX_SUPP_HT_RATES }, - [NL80211_TXRATE_VHT] = { .len = sizeof(struct nl80211_txrate_vht)}, + [NL80211_TXRATE_VHT] = { + .type = NLA_EXACT_LEN_WARN, + .len = sizeof(struct nl80211_txrate_vht), + }, [NL80211_TXRATE_GI] = { .type = NLA_U8 }, }; @@ -4856,8 +4905,10 @@ static int nl80211_send_station(struct sk_buff *msg, u32 cmd, u32 portid, struct nlattr *sinfoattr, *bss_param; hdr = nl80211hdr_put(msg, portid, seq, flags, cmd); - if (!hdr) + if (!hdr) { + cfg80211_sinfo_release_content(sinfo); return -1; + } if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr) || diff --git a/net/wireless/ocb.c b/net/wireless/ocb.c index e64dbf16330c..2d26a6d980bf 100644 --- a/net/wireless/ocb.c +++ b/net/wireless/ocb.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * OCB mode implementation * @@ -5,10 +6,6 @@ * (c) 2014 Volkswagen Group Research * Author: Rostislav Lisovy <rostislav.lisovy@fel.cvut.cz> * Funded by: Volkswagen Group Research - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/ieee80211.h> diff --git a/net/wireless/pmsr.c b/net/wireless/pmsr.c index 1b190475359a..c09fbf09549d 100644 --- a/net/wireless/pmsr.c +++ b/net/wireless/pmsr.c @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 */ /* - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018 - 2019 Intel Corporation */ #ifndef __PMSR_H #define __PMSR_H @@ -448,7 +448,7 @@ static int nl80211_pmsr_send_result(struct sk_buff *msg, if (res->ap_tsf_valid && nla_put_u64_64bit(msg, NL80211_PMSR_RESP_ATTR_AP_TSF, - res->host_time, NL80211_PMSR_RESP_ATTR_PAD)) + res->ap_tsf, NL80211_PMSR_RESP_ATTR_PAD)) goto error; if (res->final && nla_put_flag(msg, NL80211_PMSR_RESP_ATTR_FINAL)) diff --git a/net/wireless/scan.c b/net/wireless/scan.c index c04f5451f89b..aa571d727903 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -1601,12 +1601,12 @@ static void cfg80211_parse_mbssid_data(struct wiphy *wiphy, continue; } - if (seen_indices & BIT(mbssid_index_ie[2])) + if (seen_indices & BIT_ULL(mbssid_index_ie[2])) /* We don't support legacy split of a profile */ net_dbg_ratelimited("Partial info for BSSID index %d\n", mbssid_index_ie[2]); - seen_indices |= BIT(mbssid_index_ie[2]); + seen_indices |= BIT_ULL(mbssid_index_ie[2]); non_tx_data->bssid_index = mbssid_index_ie[2]; non_tx_data->max_bssid_indicator = elem->data[0]; diff --git a/net/wireless/sysfs.c b/net/wireless/sysfs.c index 6ab32f6a1961..3ac1f48195d2 100644 --- a/net/wireless/sysfs.c +++ b/net/wireless/sysfs.c @@ -1,11 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * This file provides /sys/class/ieee80211/<wiphy name>/ * and some default attributes. * * Copyright 2005-2006 Jiri Benc <jbenc@suse.cz> * Copyright 2006 Johannes Berg <johannes@sipsolutions.net> - * - * This file is GPLv2 as found in COPYING. */ #include <linux/device.h> diff --git a/net/wireless/util.c b/net/wireless/util.c index cf63b635afc0..1c39d6a2e850 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -1246,7 +1246,7 @@ static u32 cfg80211_calculate_bitrate_he(struct rate_info *rate) if (rate->he_dcm) result /= 2; - return result; + return result / 10000; } u32 cfg80211_calculate_bitrate(struct rate_info *rate) @@ -1998,7 +1998,7 @@ int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap, continue; if (supp >= mcs_encoding) { - max_vht_nss = i; + max_vht_nss = i + 1; break; } } diff --git a/net/xdp/xdp_umem.c b/net/xdp/xdp_umem.c index 2b18223e7eb8..9c6de4f114f8 100644 --- a/net/xdp/xdp_umem.c +++ b/net/xdp/xdp_umem.c @@ -143,6 +143,9 @@ static void xdp_umem_clear_dev(struct xdp_umem *umem) struct netdev_bpf bpf; int err; + if (!umem->dev) + return; + if (umem->zc) { bpf.command = XDP_SETUP_XSK_UMEM; bpf.xsk.umem = NULL; @@ -156,11 +159,9 @@ static void xdp_umem_clear_dev(struct xdp_umem *umem) WARN(1, "failed to disable umem!\n"); } - if (umem->dev) { - rtnl_lock(); - xdp_clear_umem_at_qid(umem->dev, umem->queue_id); - rtnl_unlock(); - } + rtnl_lock(); + xdp_clear_umem_at_qid(umem->dev, umem->queue_id); + rtnl_unlock(); if (umem->zc) { dev_put(umem->dev); diff --git a/net/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c index 44ac85fe2bc9..32a378e7011f 100644 --- a/net/xfrm/xfrm_algo.c +++ b/net/xfrm/xfrm_algo.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * xfrm algorithm interface * * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. */ #include <crypto/hash.h> diff --git a/net/xfrm/xfrm_device.c b/net/xfrm/xfrm_device.c index b24cd86a02c3..ff654306d836 100644 --- a/net/xfrm/xfrm_device.c +++ b/net/xfrm/xfrm_device.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * xfrm_device.c - IPsec device offloading code. * @@ -5,11 +6,6 @@ * * Author: * Steffen Klassert <steffen.klassert@secunet.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/errno.h> diff --git a/net/xfrm/xfrm_ipcomp.c b/net/xfrm/xfrm_ipcomp.c index a00ec715aa46..32c364d3bfb3 100644 --- a/net/xfrm/xfrm_ipcomp.c +++ b/net/xfrm/xfrm_ipcomp.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * IP Payload Compression Protocol (IPComp) - RFC3173. * * Copyright (c) 2003 James Morris <jmorris@intercode.com.au> * Copyright (c) 2003-2008 Herbert Xu <herbert@gondor.apana.org.au> * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * * Todo: * - Tunable compression parameters. * - Compression stats. diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c index a55510f9ff35..9499b35feb92 100644 --- a/net/xfrm/xfrm_output.c +++ b/net/xfrm/xfrm_output.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * xfrm_output.c - Common IPsec encapsulation code. * * Copyright (c) 2007 Herbert Xu <herbert@gondor.apana.org.au> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/errno.h> diff --git a/net/xfrm/xfrm_proc.c b/net/xfrm/xfrm_proc.c index 178318d2e120..fee9b5cf37a7 100644 --- a/net/xfrm/xfrm_proc.c +++ b/net/xfrm/xfrm_proc.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * xfrm_proc.c * * Copyright (C)2006-2007 USAGI/WIDE Project * * Authors: Masahide NAKAMURA <nakam@linux-ipv6.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/proc_fs.h> #include <linux/seq_file.h> diff --git a/net/xfrm/xfrm_replay.c b/net/xfrm/xfrm_replay.c index 9e3a5e85f828..98943f8d01aa 100644 --- a/net/xfrm/xfrm_replay.c +++ b/net/xfrm/xfrm_replay.c @@ -1,21 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * xfrm_replay.c - xfrm replay detection, derived from xfrm_state.c. * * Copyright (C) 2010 secunet Security Networks AG * Copyright (C) 2010 Steffen Klassert <steffen.klassert@secunet.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. */ #include <linux/export.h> |