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2012-06-14dcbnl: Use BUG_ON() instead of BUG()Thomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-14dcbnl: Silence harmless gcc warning about uninitialized reply_nlhThomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-14mac80211: implement the proactive PREQ generationChun-Yeow Yeoh
Generate the proactive PREQ element as defined in Sec. 13.10.9.3 (Case C) of IEEE Std. 802.11-2012 based on the selection of dot11MeshHWMPRootMode as follow: dot11MeshHWMPRootMode (2) is proactivePREQnoPREP dot11MeshHWMPRootMode (3) is proactivePREQwithPREP The proactive PREQ is generated based on the interval defined by dot11MeshHWMProotInterval. With this change, proactive RANN element is now generated if the dot11MeshHWMPRootMode is set to (4) instead of (1). Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com> [line-break commit log] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2012-06-14{nl,cfg,mac}80211: implement dot11MeshHWMProotInterval and ↵Chun-Yeow Yeoh
dot11MeshHWMPactivePathToRootTimeout Add the mesh configuration parameters dot11MeshHWMProotInterval and dot11MeshHWMPactivePathToRootTimeout to be used by proactive PREQ mechanism. Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com> [line-break commit log] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2012-06-13netpoll: fix netpoll_send_udp() bugsEric Dumazet
Bogdan Hamciuc diagnosed and fixed following bug in netpoll_send_udp() : "skb->len += len;" instead of "skb_put(skb, len);" Meaning that _if_ a network driver needs to call skb_realloc_headroom(), only packet headers would be copied, leaving garbage in the payload. However the skb_realloc_headroom() must be avoided as much as possible since it requires memory and netpoll tries hard to work even if memory is exhausted (using a pool of preallocated skbs) It appears netpoll_send_udp() reserved 16 bytes for the ethernet header, which happens to work for typicall drivers but not all. Right thing is to use LL_RESERVED_SPACE(dev) (And also add dev->needed_tailroom of tailroom) This patch combines both fixes. Many thanks to Bogdan for raising this issue. Reported-by: Bogdan Hamciuc <bogdan.hamciuc@freescale.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Tested-by: Bogdan Hamciuc <bogdan.hamciuc@freescale.com> Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: Neil Horman <nhorman@tuxdriver.com> Reviewed-by: Neil Horman <nhorman@tuxdriver.com> Reviewed-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-13dcbnl: Use type safe nlmsg_data()Thomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-13dcbnl: Move dcb app allocation into dcb_app_add()Thomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-13dcbnl: Move dcb app lookup code into dcb_app_lookup()Thomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-13dcbnl: Return consistent error codesThomas Graf
EMSGSIZE - ran out of space while constructing message EOPNOTSUPP - driver/hardware does not support operation ENODEV - network device not found EINVAL - invalid message Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-13dcbnl: Use dcbnl_newmsg() where possibleThomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-13dcbnl: Remove now unused dcbnl_reply()Thomas Graf
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-13dcbnl: Shorten all command handling functionsThomas Graf
Allocating and sending the skb in dcb_doit() allows for much shorter and cleaner command handling functions. The huge switch statement is replaced with an array based definition of the handling function and reply message type. Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-13dcbnl: Prepare framework to shorten handling functionsThomas Graf
There is no need to allocate and send the reply message in each handling function separately. Instead, the reply skb can be allocated and sent in dcb_doit() directly. Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-13Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless Conflicts: drivers/net/wireless/ath/ath9k/main.c net/bluetooth/hci_event.c
2012-06-13splice: fix racy pipe->buffers usesEric Dumazet
Dave Jones reported a kernel BUG at mm/slub.c:3474! triggered by splice_shrink_spd() called from vmsplice_to_pipe() commit 35f3d14dbbc5 (pipe: add support for shrinking and growing pipes) added capability to adjust pipe->buffers. Problem is some paths don't hold pipe mutex and assume pipe->buffers doesn't change for their duration. Fix this by adding nr_pages_max field in struct splice_pipe_desc, and use it in place of pipe->buffers where appropriate. splice_shrink_spd() loses its struct pipe_inode_info argument. Reported-by: Dave Jones <davej@redhat.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Jens Axboe <axboe@kernel.dk> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: Tom Herbert <therbert@google.com> Cc: stable <stable@vger.kernel.org> # 2.6.35 Tested-by: Dave Jones <davej@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2012-06-13Merge branch 'for-upstream' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next
2012-06-13Merge branch 'for-john' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211
2012-06-13nl80211: fix sched scan match attribute nameJohannes Berg
It should be NL80211_SCHED_SCAN_MATCH_ATTR_SSID as documented, not NL80211_ATTR_SCHED_SCAN_MATCH_SSID. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2012-06-13mac80211: Disallow changing chan type on monitor when CHAN_MODE_FIXEDPontus Fuchs
If you add a monitor interface in parallel to a normal interface mac80211 will let you to change the channel type on the monitor interface even if you are connected. Add an explicit check to disallow this. Signed-off-by: Pontus Fuchs <pontus.fuchs@gmail.com> [fix typo in commit log, use sdata instead of netdev] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2012-06-13mac80211: stop polling in disassociationDavid Spinadel
Stop connection monitor poll during disassociation. This clears the polling flags and if a scan was deferred it will be run. Without this fix, if a scan was deferred due to connection monitoring while disassociation happens, this scan blocks further scan requests until interface down/up which causes problems connecting to another AP. Signed-off-by: David Spinadel <david.spinadel@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2012-06-13mac80211: check sdata_running on ieee80211_set_bitrate_maskEliad Peller
Otherwise, we might call the driver callback before the interface was uploaded. Solves the following warning: WARNING: at net/mac80211/driver-ops.h:12 ieee80211_set_bitrate_mask+0xbc/0x18c [mac80211]() wlan0: Failed check-sdata-in-driver check, flags: 0x0 Modules linked in: wlcore_sdio wl12xx wl18xx wlcore mac80211 cfg80211 [last unloaded: cfg80211] [<c001b964>] (unwind_backtrace+0x0/0x12c) from [<c0495550>] (dump_stack+0x20/0x24) [<c0495550>] (dump_stack+0x20/0x24) from [<c003ee28>] (warn_slowpath_common+0x5c/0x74) [<c003ee28>] (warn_slowpath_common+0x5c/0x74) from [<c003eefc>] (warn_slowpath_fmt+0x40/0x48) [<c003eefc>] (warn_slowpath_fmt+0x40/0x48) from [<bf5c1ad0>] (ieee80211_set_bitrate_mask+0xbc/0x18c [mac80211]) [<bf5c1ad0>] (ieee80211_set_bitrate_mask+0xbc/0x18c [mac80211]) from [<bf575960>] (nl80211_set_tx_bitrate_mask+0x350/0x358 [cfg80211]) [<bf575960>] (nl80211_set_tx_bitrate_mask+0x350/0x358 [cfg80211]) from [<c03e9e94>] (genl_rcv_msg+0x1a8/0x1e8) [<c03e9e94>] (genl_rcv_msg+0x1a8/0x1e8) from [<c03e9164>] (netlink_rcv_skb+0x5c/0xc0) [<c03e9164>] (netlink_rcv_skb+0x5c/0xc0) from [<c03e9ce0>] (genl_rcv+0x28/0x34) [<c03e9ce0>] (genl_rcv+0x28/0x34) from [<c03e8e74>] (netlink_unicast+0x158/0x234) [<c03e8e74>] (netlink_unicast+0x158/0x234) from [<c03e93e0>] (netlink_sendmsg+0x218/0x298) [<c03e93e0>] (netlink_sendmsg+0x218/0x298) from [<c03b4e5c>] (sock_sendmsg+0xa4/0xc0) [<c03b4e5c>] (sock_sendmsg+0xa4/0xc0) from [<c03b5af4>] (__sys_sendmsg+0x1d8/0x254) [<c03b5af4>] (__sys_sendmsg+0x1d8/0x254) from [<c03b5ca8>] (sys_sendmsg+0x4c/0x70) [<c03b5ca8>] (sys_sendmsg+0x4c/0x70) from [<c0013980>] (ret_fast_syscall+0x0/0x3c) Note that calling the driver can also result in undefined behaviour since it doesn't have to deal with calls while down. Signed-off-by: Eliad Peller <eliad@wizery.com> [removed timestamps, added note - Johannes] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2012-06-13cfg80211: fix potential deadlock in regulatoryEliad Peller
reg_timeout_work() calls restore_regulatory_settings() which takes cfg80211_mutex. reg_set_request_processed() already holds cfg80211_mutex before calling cancel_delayed_work_sync(reg_timeout), so it might deadlock. Call the async cancel_delayed_work instead, in order to avoid the potential deadlock. This is the relevant lockdep warning: cfg80211: Calling CRDA for country: XX ====================================================== [ INFO: possible circular locking dependency detected ] 3.4.0-rc5-wl+ #26 Not tainted ------------------------------------------------------- kworker/0:2/1391 is trying to acquire lock: (cfg80211_mutex){+.+.+.}, at: [<bf28ae00>] restore_regulatory_settings+0x34/0x418 [cfg80211] but task is already holding lock: ((reg_timeout).work){+.+...}, at: [<c0059e94>] process_one_work+0x1f0/0x480 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 ((reg_timeout).work){+.+...}: [<c008fd44>] validate_chain+0xb94/0x10f0 [<c0090b68>] __lock_acquire+0x8c8/0x9b0 [<c0090d40>] lock_acquire+0xf0/0x114 [<c005b600>] wait_on_work+0x4c/0x154 [<c005c000>] __cancel_work_timer+0xd4/0x11c [<c005c064>] cancel_delayed_work_sync+0x1c/0x20 [<bf28b274>] reg_set_request_processed+0x50/0x78 [cfg80211] [<bf28bd84>] set_regdom+0x550/0x600 [cfg80211] [<bf294cd8>] nl80211_set_reg+0x218/0x258 [cfg80211] [<c03c7738>] genl_rcv_msg+0x1a8/0x1e8 [<c03c6a00>] netlink_rcv_skb+0x5c/0xc0 [<c03c7584>] genl_rcv+0x28/0x34 [<c03c6720>] netlink_unicast+0x15c/0x228 [<c03c6c7c>] netlink_sendmsg+0x218/0x298 [<c03933c8>] sock_sendmsg+0xa4/0xc0 [<c039406c>] __sys_sendmsg+0x1e4/0x268 [<c0394228>] sys_sendmsg+0x4c/0x70 [<c0013840>] ret_fast_syscall+0x0/0x3c -> #1 (reg_mutex){+.+.+.}: [<c008fd44>] validate_chain+0xb94/0x10f0 [<c0090b68>] __lock_acquire+0x8c8/0x9b0 [<c0090d40>] lock_acquire+0xf0/0x114 [<c04734dc>] mutex_lock_nested+0x48/0x320 [<bf28b2cc>] reg_todo+0x30/0x538 [cfg80211] [<c0059f44>] process_one_work+0x2a0/0x480 [<c005a4b4>] worker_thread+0x1bc/0x2bc [<c0061148>] kthread+0x98/0xa4 [<c0014af4>] kernel_thread_exit+0x0/0x8 -> #0 (cfg80211_mutex){+.+.+.}: [<c008ed58>] print_circular_bug+0x68/0x2cc [<c008fb28>] validate_chain+0x978/0x10f0 [<c0090b68>] __lock_acquire+0x8c8/0x9b0 [<c0090d40>] lock_acquire+0xf0/0x114 [<c04734dc>] mutex_lock_nested+0x48/0x320 [<bf28ae00>] restore_regulatory_settings+0x34/0x418 [cfg80211] [<bf28b200>] reg_timeout_work+0x1c/0x20 [cfg80211] [<c0059f44>] process_one_work+0x2a0/0x480 [<c005a4b4>] worker_thread+0x1bc/0x2bc [<c0061148>] kthread+0x98/0xa4 [<c0014af4>] kernel_thread_exit+0x0/0x8 other info that might help us debug this: Chain exists of: cfg80211_mutex --> reg_mutex --> (reg_timeout).work Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock((reg_timeout).work); lock(reg_mutex); lock((reg_timeout).work); lock(cfg80211_mutex); *** DEADLOCK *** 2 locks held by kworker/0:2/1391: #0: (events){.+.+.+}, at: [<c0059e94>] process_one_work+0x1f0/0x480 #1: ((reg_timeout).work){+.+...}, at: [<c0059e94>] process_one_work+0x1f0/0x480 stack backtrace: [<c001b928>] (unwind_backtrace+0x0/0x12c) from [<c0471d3c>] (dump_stack+0x20/0x24) [<c0471d3c>] (dump_stack+0x20/0x24) from [<c008ef70>] (print_circular_bug+0x280/0x2cc) [<c008ef70>] (print_circular_bug+0x280/0x2cc) from [<c008fb28>] (validate_chain+0x978/0x10f0) [<c008fb28>] (validate_chain+0x978/0x10f0) from [<c0090b68>] (__lock_acquire+0x8c8/0x9b0) [<c0090b68>] (__lock_acquire+0x8c8/0x9b0) from [<c0090d40>] (lock_acquire+0xf0/0x114) [<c0090d40>] (lock_acquire+0xf0/0x114) from [<c04734dc>] (mutex_lock_nested+0x48/0x320) [<c04734dc>] (mutex_lock_nested+0x48/0x320) from [<bf28ae00>] (restore_regulatory_settings+0x34/0x418 [cfg80211]) [<bf28ae00>] (restore_regulatory_settings+0x34/0x418 [cfg80211]) from [<bf28b200>] (reg_timeout_work+0x1c/0x20 [cfg80211]) [<bf28b200>] (reg_timeout_work+0x1c/0x20 [cfg80211]) from [<c0059f44>] (process_one_work+0x2a0/0x480) [<c0059f44>] (process_one_work+0x2a0/0x480) from [<c005a4b4>] (worker_thread+0x1bc/0x2bc) [<c005a4b4>] (worker_thread+0x1bc/0x2bc) from [<c0061148>] (kthread+0x98/0xa4) [<c0061148>] (kthread+0x98/0xa4) from [<c0014af4>] (kernel_thread_exit+0x0/0x8) cfg80211: Calling CRDA to update world regulatory domain cfg80211: World regulatory domain updated: cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) Cc: stable@kernel.org Signed-off-by: Eliad Peller <eliad@wizery.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2012-06-13mac80211: allow cancelling dependent ROCsJohannes Berg
In my redesign of remain-on-channel I forgot that an item could be cancelled when it's a dependent item that is part of another item. Allow cancelling such items by removing them from the dependents list. Note that when we cancel the main item, all its dependents are also cancelled. It would be possible to not do that, but would need tricks to promote an item from dependent to top-level and is tricky in the HW ROC case. Reported-by: Ilan Peer <ilan.peer@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2012-06-12Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller
Conflicts: MAINTAINERS drivers/net/wireless/iwlwifi/pcie/trans.c The iwlwifi conflict was resolved by keeping the code added in 'net' that turns off the buggy chip feature. The MAINTAINERS conflict was merely overlapping changes, one change updated all the wireless web site URLs and the other changed some GIT trees to be Johannes's instead of John's. Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-12Bluetooth: Remove magic value in disconnect mgmt handlerAndre Guedes
This patch replaces the magic value of variable 'reason' by the proper macro. Signed-off-by: Andre Guedes <andre.guedes@openbossa.org> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-06-12Bluetooth: Fix flags of mgmt_device_found eventJefferson Delfes
Change flags field to matches userspace structure. This field needs to be converted to little endian before forward it. Signed-off-by: Jefferson Delfes <jefferson.delfes@openbossa.org> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-06-12ethtool: Make more commands available to unprivileged processesBen Hutchings
'Get' commands should generally not require CAP_NET_ADMIN, with the exception of those that expose internal state. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-12net-next: add dev_loopback_xmit() to avoid duplicate codeMichel Machado
Add dev_loopback_xmit() in order to deduplicate functions ip_dev_loopback_xmit() (in net/ipv4/ip_output.c) and ip6_dev_loopback_xmit() (in net/ipv6/ip6_output.c). I was about to reinvent the wheel when I noticed that ip_dev_loopback_xmit() and ip6_dev_loopback_xmit() do exactly what I need and are not IP-only functions, but they were not available to reuse elsewhere. ip6_dev_loopback_xmit() does not have line "skb_dst_force(skb);", but I understand that this is harmless, and should be in dev_loopback_xmit(). Signed-off-by: Michel Machado <michel@digirati.com.br> CC: "David S. Miller" <davem@davemloft.net> CC: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> CC: James Morris <jmorris@namei.org> CC: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> CC: Patrick McHardy <kaber@trash.net> CC: Eric Dumazet <edumazet@google.com> CC: Jiri Pirko <jpirko@redhat.com> CC: "Michał Mirosław" <mirq-linux@rere.qmqm.pl> CC: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-12ipv4: Add interface option to enable routing of 127.0.0.0/8Thomas Graf
Routing of 127/8 is tradtionally forbidden, we consider packets from that address block martian when routing and do not process corresponding ARP requests. This is a sane default but renders a huge address space practically unuseable. The RFC states that no address within the 127/8 block should ever appear on any network anywhere but it does not forbid the use of such addresses outside of the loopback device in particular. For example to address a pool of virtual guests behind a load balancer. This patch adds a new interface option 'route_localnet' enabling routing of the 127/8 address block and processing of ARP requests on a specific interface. Note that for the feature to work, the default local route covering 127/8 dev lo needs to be removed. Example: $ sysctl -w net.ipv4.conf.eth0.route_localnet=1 $ ip route del 127.0.0.0/8 dev lo table local $ ip addr add 127.1.0.1/16 dev eth0 $ ip route flush cache V2: Fix invalid check to auto flush cache (thanks davem) Signed-off-by: Thomas Graf <tgraf@suug.ch> Acked-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-12Merge branch 'master' of git://1984.lsi.us.es/netDavid S. Miller
2012-06-12Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
2012-06-12Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless Conflicts: MAINTAINERS drivers/net/wireless/iwlwifi/pcie/trans.c
2012-06-12mac80211: add missing kernel-docAshok Nagarajan
Add a few kernel-doc descriptions that were missed during mesh development. Reported-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Ashok Nagarajan <ashok@cozybit.com> Acked-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2012-06-12Bluetooth: Fix not setting HCI_RESET flag for AMPAndrei Emeltchenko
Move reset function to common initialization section fixing not setting HCI_RESET flag for amp_init. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-06-12Bluetooth: Correct debug print specifier for u16 objectsAndrei Emeltchenko
Some functions print u16 objects as "0xc03" others as "0x0c03". Patch ensures that opcodes printed are the in the same format and consistent with bluetooth code. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-06-12Bluetooth: Add opcode to error messageAndrei Emeltchenko
Sometimes HCI command sending timeouts and gives error message without specifying which command causes error. Patch makes sure that opcode is printed to help debugging. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-06-12Bluetooth: Update HCI timeouts constants to use msecs_to_jiffiesAndrei Emeltchenko
The HCI constants are always used in form of jiffies. So just include the conversion from msecs in the define itself. This has the advantage of making the code where the timeout is used more readable and avoiding unnecessary conversions. The patch is similar to commit ba13ccd9 doing the same job for L2CAP Reported-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-06-12Bluetooth: Use standard HCI cmd timeout for RESETAndrei Emeltchenko
Remove magic and use standard HCI cmd timeout Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Acked-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-06-11Bluetooth: Fix using uninitialized option in RFCModeSzymon Janc
If remote device sends bogus RFC option with invalid length, undefined options values are used. Fix this by using defaults when remote misbehaves. This also fixes the following warning reported by gcc 4.7.0: net/bluetooth/l2cap_core.c: In function 'l2cap_config_rsp': net/bluetooth/l2cap_core.c:3302:13: warning: 'rfc.max_pdu_size' may be used uninitialized in this function [-Wmaybe-uninitialized] net/bluetooth/l2cap_core.c:3266:24: note: 'rfc.max_pdu_size' was declared here net/bluetooth/l2cap_core.c:3298:25: warning: 'rfc.monitor_timeout' may be used uninitialized in this function [-Wmaybe-uninitialized] net/bluetooth/l2cap_core.c:3266:24: note: 'rfc.monitor_timeout' was declared here net/bluetooth/l2cap_core.c:3297:25: warning: 'rfc.retrans_timeout' may be used uninitialized in this function [-Wmaybe-uninitialized] net/bluetooth/l2cap_core.c:3266:24: note: 'rfc.retrans_timeout' was declared here net/bluetooth/l2cap_core.c:3295:2: warning: 'rfc.mode' may be used uninitialized in this function [-Wmaybe-uninitialized] net/bluetooth/l2cap_core.c:3266:24: note: 'rfc.mode' was declared here Signed-off-by: Szymon Janc <szymon.janc@tieto.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-06-11Merge branch 'for-upstream' of ↵Gustavo Padovan
git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth Conflicts: net/bluetooth/hci_event.c
2012-06-11af_packet: use sizeof instead of constant in spkt_devicedanborkmann@iogearbox.net
This small patch removes access to the last element of the spkt_device array through a constant. Instead, it is accessed by sizeof() to respect possible changes in if_packet.h. Signed-off-by: Daniel Borkmann <daniel.borkmann@tik.ee.ethz.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-11netfilter: nf_ct_tcp, udp: fix compilation with sysctl disabledPablo Neira Ayuso
This patch fixes the compilation of the TCP and UDP trackers with sysctl compilation disabled: net/netfilter/nf_conntrack_proto_udp.c: In function ‘udp_init_net_data’: net/netfilter/nf_conntrack_proto_udp.c:279:13: error: ‘struct nf_proto_net’ has no member named ‘user’ net/netfilter/nf_conntrack_proto_tcp.c:1606:9: error: ‘struct nf_proto_net’ has no member named ‘user’ net/netfilter/nf_conntrack_proto_tcp.c:1643:9: error: ‘struct nf_proto_net’ has no member named ‘user’ Reported-by: Fengguang Wu <wfg@linux.intel.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-11rpc_pipefs: allow rpc_purge_list to take a NULL waitq pointerJeff Layton
In the event that we don't have a dentry for a rpc_pipefs pipe, we still need to allow the queue_timeout job to clean out the queue. There's just no waitq to wake up in that event. Cc: stable@kernel.org Reported-by: Hans de Bruin <jmdebruin@xmsnet.nl> Reported-by: Joerg Platte <jplatte@naasa.net> Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-06-11Merge branch 'master' of git://1984.lsi.us.es/net-nextDavid S. Miller
2012-06-11Merge tag 'nfc-next-3.6-1' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/sameo/nfc-3.0
2012-06-11Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem
2012-06-11Merge branch 'for-upstream' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth
2012-06-119p: BUG before corrupting memorySasha Levin
The BUG_ON() in pack_sg_list() would get triggered only one time after we've corrupted some memory by sg_set_buf() into an invalid sg buffer. I'm still working on figuring out why I manage to trigger that bug... Signed-off-by: Sasha Levin <levinsasha928@gmail.com> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2012-06-11mac80211: remove unneeded ieee80211_run_deferred_scan()Johannes Berg
Ilan pointed out to me that ieee80211_start_next_roc() already calls ieee80211_run_deferred_scan() if the list of ROC items is empty, so there's no need to call it again after calling ieee80211_start_next_roc(). Reported-by: Ilan Peer <ilan.peer@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2012-06-11inet: Avoid potential NULL peer dereference.David S. Miller
We handle NULL in rt{,6}_set_peer but then our caller will try to pass that NULL pointer into inet_putpeer() which isn't ready for it. Fix this by moving the NULL check one level up, and then remove the now unnecessary NULL check from inetpeer_ptr_set_peer(). Reported-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>