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2014-12-12Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid Pull HID updates from Jiri Kosina: - i2c-hid race condition fix from Jean-Baptiste Maneyrol - Logitech driver now supports vendor-specific HID++ protocol, allowing us to deliver a full multitouch support on wider range of Logitech touchpads. Written by Benjamin Tissoires - MS Surface Pro 3 Type Cover support added by Alan Wu - RMI touchpad support improvements from Andrew Duggan - a lot of updates to Wacom driver from Jason Gerecke and Ping Cheng - various small fixes all over the place * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (56 commits) HID: rmi: The address of query8 must be calculated based on which query registers are present HID: rmi: Check for additional ACM registers appended to F11 data report HID: i2c-hid: prevent buffer overflow in early IRQ HID: logitech-hidpp: disable io in probe error path HID: logitech-hidpp: add boundary check for name retrieval HID: logitech-hidpp: check name retrieval return code HID: logitech-hidpp: do not return the name length HID: wacom: Report input events for each finger on generic devices HID: wacom: Initialize MT slots for generic devices at post_parse_hid HID: wacom: Update maximum X/Y accounding to outbound offset HID: wacom: Add support for DTU-1031X HID: wacom: add defines for new Cintiq and DTU outbound tracking HID: wacom: fix freeze on open when autosuspend is on HID: wacom: re-add accidentally dropped Lenovo PID HID: make hid_report_len as a static inline function in hid.h HID: wacom: Consult the application usage when determining field type HID: wacom: PAD is independent with pen/touch HID: multitouch: Add quirk for VTL touch panels HID: i2c-hid: fix race condition reading reports HID: wacom: Add angular resolution data to some ABS axes ...
2014-12-12Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial Pull trivial tree update from Jiri Kosina: "Usual stuff: documentation updates, printk() fixes, etc" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (24 commits) intel_ips: fix a type in error message cpufreq: cpufreq-dt: Move newline to end of error message ps3rom: fix error return code treewide: fix typo in printk and Kconfig ARM: dts: bcm63138: change "interupts" to "interrupts" Replace mentions of "list_struct" to "list_head" kernel: trace: fix printk message scsi: mpt2sas: fix ioctl in comment zbud, zswap: change module author email clocksource: Fix 'clcoksource' typo in comment arm: fix wording of "Crotex" in CONFIG_ARCH_EXYNOS3 help gpio: msm-v1: make boolean argument more obvious usb: Fix typo in usb-serial-simple.c PCI: Fix comment typo 'COMFIG_PM_OPS' powerpc: Fix comment typo 'CONIFG_8xx' powerpc: Fix comment typos 'CONFiG_ALTIVEC' clk: st: Spelling s/stucture/structure/ isci: Spelling s/stucture/structure/ usb: gadget: zero: Spelling s/infrastucture/infrastructure/ treewide: Fix company name in module descriptions ...
2014-12-12Merge tag 'upstream-3.19-rc1' of git://git.infradead.org/linux-ubifsLinus Torvalds
Pull UBI/UBIFS updates from Artem Bityutskiy: "This includes the following UBI/UBIFS changes: - UBI debug messages now include the UBI device number. This change is responsible for the big diffstat since it touched every debugging print statement. - An Xattr bug-fix which fixes SELinux support - Several error path fixes in UBI/UBIFS" * tag 'upstream-3.19-rc1' of git://git.infradead.org/linux-ubifs: UBI: Fix invalid vfree() UBI: Fix double free after do_sync_erase() UBIFS: fix a couple bugs in UBIFS xattr length calculation UBI: vtbl: Use ubi_eba_atomic_leb_change() UBI: Extend UBI layer debug/messaging capabilities UBIFS: fix budget leak in error path
2014-12-12Merge tag 'xfs-for-linus-3.19-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/dgc/linux-xfs Pull xfs update from Dave Chinner: "There's relatively little change in this update; it is mainly bug fixes, cleanups and more of the on-going libxfs restructuring and on-disk format header consolidation work. Details: - more on-disk format header consolidation - move some structures shared with userspace to libxfs - new per-mount workqueue to fix for deadlocks between nested loop mounted filesystems - various bug fixes for ENOSPC, stats, quota off and preallocation - a bunch of compiler warning fixes for set-but-unused variables - various code cleanups" * tag 'xfs-for-linus-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/dgc/linux-xfs: (24 commits) xfs: split metadata and log buffer completion to separate workqueues xfs: fix set-but-unused warnings xfs: move type conversion functions to xfs_dir.h xfs: move ftype conversion functions to libxfs xfs: lobotomise xfs_trans_read_buf_map() xfs: active inodes stat is broken xfs: cleanup xfs_bmse_merge returns xfs: cleanup xfs_bmse_shift_one goto mess xfs: fix premature enospc on inode allocation xfs: overflow in xfs_iomap_eof_align_last_fsb xfs: fix simple_return.cocci warning in xfs_bmse_shift_one xfs: fix simple_return.cocci warning in xfs_file_readdir libxfs: fix simple_return.cocci warnings xfs: remove unnecessary null checks xfs: merge xfs_inum.h into xfs_format.h xfs: move most of xfs_sb.h to xfs_format.h xfs: merge xfs_ag.h into xfs_format.h xfs: move acl structures to xfs_format.h xfs: merge xfs_dinode.h into xfs_format.h xfs: catch invalid negative blknos in _xfs_buf_find() ...
2014-12-12Merge tag 'ext4_for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 Pull ext4 updates from Ted Ts'o: "Lots of bugs fixes, including Zheng and Jan's extent status shrinker fixes, which should improve CPU utilization and potential soft lockups under heavy memory pressure, and Eric Whitney's bigalloc fixes" * tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (26 commits) ext4: ext4_da_convert_inline_data_to_extent drop locked page after error ext4: fix suboptimal seek_{data,hole} extents traversial ext4: ext4_inline_data_fiemap should respect callers argument ext4: prevent fsreentrance deadlock for inline_data ext4: forbid journal_async_commit in data=ordered mode jbd2: remove unnecessary NULL check before iput() ext4: Remove an unnecessary check for NULL before iput() ext4: remove unneeded code in ext4_unlink ext4: don't count external journal blocks as overhead ext4: remove never taken branch from ext4_ext_shift_path_extents() ext4: create nojournal_checksum mount option ext4: update comments regarding ext4_delete_inode() ext4: cleanup GFP flags inside resize path ext4: introduce aging to extent status tree ext4: cleanup flag definitions for extent status tree ext4: limit number of scanned extents in status tree shrinker ext4: move handling of list of shrinkable inodes into extent status code ext4: change LRU to round-robin in extent status tree shrinker ext4: cache extent hole in extent status tree for ext4_da_map_blocks() ext4: fix block reservation for bigalloc filesystems ...
2014-12-12net: ethernet: davicom: Allow to select DM9000 for nios2Tobias Klauser
This chip is present on older revisions of the DE2 development kit. Signed-off-by: Tobias Klauser <tklauser@distanz.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12net: ethernet: smsc: Allow to select SMC91X for nios2Tobias Klauser
This chip is present on the Nios2 Development Kit 2C35. Signed-off-by: Tobias Klauser <tklauser@distanz.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12cxgb4: Add support for QSA modulesHariprasad Shenai
Firmware 1.12.25.0 added support for QSA module, adding the driver code for it. Also fixes some ethtool get settings for other module types. Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12Merge branch 'cxgb4'David S. Miller
Karen Xie says: ==================== cxgb4/cxgbi: misc. fixes for cxgb4i This patch set fixes cxgb4i's tx credit calculation and adds handling of additional rx message and negative advice types. It also removes the duplicate code in cxgb4i to set the outgoing queues of a packet. Karen Xie (7): cxgb4i: fix tx immediate data credit check cxgb4i: fix credit check for tx_data_wr cxgb4/cxgb4i: set max. outgoing pdu length in the f/w cxgb4i: add more types of negative advice cxgb4i: handle non pdu-aligned rx data cxgb4i: use cxgb4's set_wr_txq() for setting outgoing queues libcxgbi: fix the debug print accessing skb after it is freed Sending to net as the fixes are mostly in the network area and it touches cxgb4's header file (t4fw_api.h). v2 corrects the "CHECK"s flagged by checkpatch.pl --strict. v3 splits the 3rd patch from v2 to two separate patches. Adds detailed commit messages and makes subject more concise. Patch 3/6 also changes the return value of is_neg_adv() from int to bool. v4 -- please ignore. v5 splits the 1st patch from v3 to two separate patches and reduces code duplication in make_tx_data_wr(). v6 removed the code style cleanup in the 2nd patch. The style update will be addressed in a separate patch. v7 updates the 7th patch with more detailed commit message. v8 removes the duplicate subject lines from the message bodies. v9 reformatted the commit messages to be max. 80 characters per line. v10 rebased to net-next tree. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12libcxgbi: fix freeing skb prematurelyKaren Xie
With debug turned on the debug print would access the skb after it is freed. Fix it to free the skb after the debug print. Signed-off-by: Karen Xie <kxie@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12cxgb4i: use set_wr_txq() to set tx queuesKaren Xie
use cxgb4's set_wr_txq() for setting of the tx queue for a outgoing packet. remove the similar function in cxgb4i. Signed-off-by: Karen Xie <kxie@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12cxgb4i: handle non-pdu-aligned rx dataKaren Xie
Abort the connection upon receiving of cpl_rx_data, which means the pdu cannot be recovered from the tcp stream. This generally is due to pdu header corruption. Signed-off-by: Karen Xie <kxie@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12cxgb4i: additional types of negative adviceKaren Xie
Treat both CPL_ERR_KEEPALV_NEG_ADVICE and CPL_ERR_PERSIST_NEG_ADVICE as negative advice. Signed-off-by: Karen Xie <kxie@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12cxgb4/cxgb4i: set the max. pdu length in firmwareKaren Xie
Programs the firmware of the maximum outgoing iscsi pdu length per connection. Signed-off-by: Karen Xie <kxie@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12cxgb4i: fix credit check for tx_data_wrKaren Xie
make sure any tx credit related checking is done before adding the wr header. Signed-off-by: Karen Xie <kxie@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12cxgb4i: fix tx immediate data credit checkKaren Xie
Only data skbs need the wr header added while control skbs do not. Make sure they are treated differently. Signed-off-by: Karen Xie <kxie@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12net: phy: export fixed_phy_register()Mark Salter
When building the bcmgenet driver as module, I get: ERROR: "fixed_phy_register" [drivers/net/ethernet/broadcom/genet/genet.ko] undefined! commit b0ba512e225d72 ("net: bcmgenet: enable driver to work without device tree") which added a call to fixed_phy_register. But fixed_phy_register needs to be exported if used from a module. Signed-off-by: Mark Salter <msalter@redhat.com> Acked-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12fib_trie: Fix trie balancing issue if new node pushes down existing nodeAlexander Duyck
This patch addresses an issue with the level compression of the fib_trie. Specifically in the case of adding a new leaf that triggers a new node to be added that takes the place of the old node. The result is a trie where the 1 child tnode is on one side and one leaf is on the other which gives you a very deep trie. Below is the script I used to generate a trie on dummy0 with a 10.X.X.X family of addresses. ip link add type dummy ipval=184549374 bit=2 for i in `seq 1 23` do ifconfig dummy0:$bit $ipval/8 ipval=`expr $ipval - $bit` bit=`expr $bit \* 2` done cat /proc/net/fib_triestat Running the script before the patch: Local: Aver depth: 10.82 Max depth: 23 Leaves: 29 Prefixes: 30 Internal nodes: 27 1: 26 2: 1 Pointers: 56 Null ptrs: 1 Total size: 5 kB After applying the patch and repeating: Local: Aver depth: 4.72 Max depth: 9 Leaves: 29 Prefixes: 30 Internal nodes: 12 1: 3 2: 2 3: 7 Pointers: 70 Null ptrs: 30 Total size: 4 kB What this fix does is start the rebalance at the newly created tnode instead of at the parent tnode. This way if there is a gap between the parent and the new node it doesn't prevent the new tnode from being coalesced with any pre-existing nodes that may have been pushed into one of the new nodes child branches. Signed-off-by: Alexander Duyck <alexander.h.duyck@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12vlan: Add ability to always enable TSO/UFOToshiaki Makita
Since the real device can segment packets by software, a vlan device can set TSO/UFO even when the real device doesn't have those features. Unlike GSO, this allows packets to be segmented after Qdisc. Signed-off-by: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-12NVMe: fix race condition in nvme_submit_sync_cmd()Jens Axboe
If we have a race between the schedule timing out and the command completing, we could have the task issuing the command exit nvme_submit_sync_cmd() while the irq is running sync_completion(). If that happens, we could be corrupting memory, since the stack that held 'cmdinfo' is no longer valid. Fix this by always calling nvme_abort_cmd_info(). Once that call completes, we know that we have either run sync_completion() if the completion came in, or that we will never run it since we now have special_completion() as the command callback handler. Acked-by: Keith Busch <keith.busch@intel.com> Signed-off-by: Jens Axboe <axboe@fb.com>
2014-12-12ASoC: rt5677: add REGMAP_I2C and REGMAP_IRQ dependencyBen Zhang
The codec driver uses regmap to do i2c read/write. The codec driver started to use REGMAP_IRQ since: 5e3363ad1b7b2e1f197a3f56b01e21cb155ad454 ASoC: rt5677: add GPIO IRQ support Signed-off-by: Ben Zhang <benzh@chromium.org> Signed-off-by: Mark Brown <broonie@kernel.org>
2014-12-12cfg80211: correctly check ad-hoc channelsArik Nemtsov
Ad-hoc requires beaconing for regulatory purposes. Validate that the channel is valid for beaconing, and not only enabled. Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Reviewed-by: Luis R. Rodriguez <mcgrof@suse.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-12[media] rcar_vin: Fix interrupt enable in progressiveKoji Matsuoka
The progressive input is captured by the field interrupt. Therefore the end of frame interrupt is unnecessary. Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@renesas.com> Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2014-12-12[media] rcar_vin: Enable VSYNC field toggle modeKoji Matsuoka
By applying this patch, it sets to VSYNC field toggle mode not only at the time of progressive mode but at the time of an interlace mode. Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@renesas.com> Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2014-12-12cfg80211: don't WARN about two consecutive Country IE hintEmmanuel Grumbach
This can happen and there is no point in added more detection code lower in the stack. Catching these in one single point (cfg80211) is enough. Stop WARNING about this case. This fixes: https://bugzilla.kernel.org/show_bug.cgi?id=89001 Cc: stable@vger.kernel.org Fixes: 2f1c6c572d7b ("cfg80211: process non country IE conflicting first") Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-12[media] rcar_vin: Add scaling supportKoji Matsuoka
Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@renesas.com> Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com> [g.liakhovetski@gmx.de: minor stylistic and formatting corrections] Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2014-12-12[media] rcar_vin: Add DT support for r8a7793 and r8a7794 SoCsYoshihiro Kaneko
Based on platform device work by Matsuoka-san. Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2014-12-12[media] rcar_vin: Add YUYV capture format supportKoji Matsuoka
Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@renesas.com> Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2014-12-12Bluetooth: Fix mgmt response status when removing adapterJohan Hedberg
When an adapter is removed (hci_unregister_dev) any pending mgmt commands for that adapter should get the appropriate INVALID_INDEX response. Since hci_unregister_dev() calls hci_dev_do_close() first that'd so far have caused "not powered" responses to be sent. Skipping the HCI_UNREGISTER case in mgmt_powered() is also not a solution since before reaching the mgmt_index_removed() stage any hci_conn callbacks (e.g. used by pairing) will get called, thereby causing "disconnected" status responses to be sent. The fix that covers all scenarios is to handle both INVALID_INDEX and NOT_POWERED responses through the mgmt_powered() function. The INVALID_INDEX response sending from mgmt_index_removed() is left untouched since there are a couple of places not related to powering off or removing an adapter that call it (e.g. configuring a new bdaddr). Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-12Bluetooth: Fix enabling BR/EDR SC when powering onJohan Hedberg
If we're in the AUTO_OFF stage the powered_update_hci() function is responsible for doing the updates to the HCI state that were not done during the actual mgmt command handlers. One of the updates needing done is for BR/EDR SC support. This patch adds the missing HCI command for SC support to the powered_update_hci() function. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-12mac80211: update the channel context after channel switchEmmanuel Grumbach
When the channel switch has been made, a vif is now using the channel context which was reserved. When that happens, we need to update the channel context since its parameters may change. I hit a case in which I switched to a 40Mhz channel but the reserved channel context was still on 20Mhz. The rate control would try to send 40Mhz packets on a 20Mhz channel context and that made iwlwifi's firmware unhappy. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-12nl80211: check matches array length before acessing itLuciano Coelho
If the userspace passes a malformed sched scan request (or a net detect wowlan configuration) by adding a NL80211_ATTR_SCHED_SCAN_MATCH attribute without any nested matchsets, a NULL pointer dereference will occur. Fix this by checking that we do have matchsets in our array before trying to access it. BUG: unable to handle kernel NULL pointer dereference at 0000000000000024 IP: [<ffffffffa002fd69>] nl80211_parse_sched_scan.part.67+0x6e9/0x900 [cfg80211] PGD 865c067 PUD 865b067 PMD 0 Oops: 0002 [#1] SMP Modules linked in: iwlmvm(O) iwlwifi(O) mac80211(O) cfg80211(O) compat(O) [last unloaded: compat] CPU: 2 PID: 2442 Comm: iw Tainted: G O 3.17.2 #31 Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 task: ffff880013800790 ti: ffff880008d80000 task.ti: ffff880008d80000 RIP: 0010:[<ffffffffa002fd69>] [<ffffffffa002fd69>] nl80211_parse_sched_scan.part.67+0x6e9/0x900 [cfg80211] RSP: 0018:ffff880008d838d0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 000000000000143c RSI: 0000000000000000 RDI: ffff880008ee8dd0 RBP: ffff880008d83948 R08: 0000000000000002 R09: 0000000000000019 R10: ffff88001d1b3c40 R11: 0000000000000002 R12: ffff880019e85e00 R13: 00000000fffffed4 R14: ffff880009757800 R15: 0000000000001388 FS: 00007fa3b6d13700(0000) GS:ffff88003e200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000024 CR3: 0000000008670000 CR4: 00000000000006e0 Stack: ffff880009757800 ffff880000000001 0000000000000000 ffff880008ee84e0 0000000000000000 ffff880009757800 00000000fffffed4 ffff880008d83948 ffffffff814689c9 ffff880009757800 ffff880008ee8000 0000000000000000 Call Trace: [<ffffffff814689c9>] ? nla_parse+0xb9/0x120 [<ffffffffa00306de>] nl80211_set_wowlan+0x75e/0x960 [cfg80211] [<ffffffff810bf3d5>] ? mark_held_locks+0x75/0xa0 [<ffffffff8161a77b>] genl_family_rcv_msg+0x18b/0x360 [<ffffffff810bf66d>] ? trace_hardirqs_on+0xd/0x10 [<ffffffff8161a9d4>] genl_rcv_msg+0x84/0xc0 [<ffffffff8161a950>] ? genl_family_rcv_msg+0x360/0x360 [<ffffffff81618e79>] netlink_rcv_skb+0xa9/0xd0 [<ffffffff81619458>] genl_rcv+0x28/0x40 [<ffffffff816184a5>] netlink_unicast+0x105/0x180 [<ffffffff8161886f>] netlink_sendmsg+0x34f/0x7a0 [<ffffffff8105a097>] ? kvm_clock_read+0x27/0x40 [<ffffffff815c644d>] sock_sendmsg+0x8d/0xc0 [<ffffffff811a75c9>] ? might_fault+0xb9/0xc0 [<ffffffff811a756e>] ? might_fault+0x5e/0xc0 [<ffffffff815d5d26>] ? verify_iovec+0x56/0xe0 [<ffffffff815c73e0>] ___sys_sendmsg+0x3d0/0x3e0 [<ffffffff810a7be8>] ? sched_clock_cpu+0x98/0xd0 [<ffffffff810611b4>] ? __do_page_fault+0x254/0x580 [<ffffffff810bb39f>] ? up_read+0x1f/0x40 [<ffffffff810611b4>] ? __do_page_fault+0x254/0x580 [<ffffffff812146ed>] ? __fget_light+0x13d/0x160 [<ffffffff815c7b02>] __sys_sendmsg+0x42/0x80 [<ffffffff815c7b52>] SyS_sendmsg+0x12/0x20 [<ffffffff81751f69>] system_call_fastpath+0x16/0x1b Fixes: ea73cbce4e1f ("nl80211: fix scheduled scan RSSI matchset attribute confusion") Cc: stable@vger.kernel.org [3.15+] Signed-off-by: Luciano Coelho <luciano.coelho@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-12cfg80211: avoid mem leak on driver hint setArik Nemtsov
In the already-set and intersect case of a driver-hint, the previous wiphy regdomain was not freed before being reset with a copy of the cfg80211 regdomain. Cc: stable@vger.kernel.org Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Acked-by: Luis R. Rodriguez <mcgrof@suse.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-12cfg80211: Fix 160 MHz channels with 80+80 and 160 MHz driversJouni Malinen
The VHT supported channel width field is a two bit integer, not a bitfield. cfg80211_chandef_usable() was interpreting it incorrectly and ended up rejecting 160 MHz channel width if the driver indicated support for both 160 and 80+80 MHz channels. Cc: stable@vger.kernel.org (3.16+) Fixes: 3d9d1d6656a73 ("nl80211/cfg80211: support VHT channel configuration") (however, no real drivers had 160 MHz support it until 3.16) Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-12mac80211: fix multicast LED blinking and counterAndreas Müller
As multicast-frames can't be fragmented, "dot11MulticastReceivedFrameCount" stopped being incremented after the use-after-free fix. Furthermore, the RX-LED will be triggered by every multicast frame (which wouldn't happen before) which wouldn't allow the LED to rest at all. Fixes https://bugzilla.kernel.org/show_bug.cgi?id=89431 which also had the patch. Cc: stable@vger.kernel.org Fixes: b8fff407a180 ("mac80211: fix use-after-free in defragmentation") Signed-off-by: Andreas Müller <goo@stapelspeicher.org> [rewrite commit message] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-12mac80211: avoid using uninitialized stack dataJes Sorensen
Avoid a case where we would access uninitialized stack data if the AP advertises HT support without 40MHz channel support. Cc: stable@vger.kernel.org Fixes: f3000e1b43f1 ("mac80211: fix broken use of VHT/20Mhz with some APs") Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-12ARC: document memory clobber in irq control macrosVineet Gupta
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
2014-12-12ARC: R-M-W assist locks only needed for !LLSCVineet Gupta
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
2014-12-12gpio: mcp23s08: fix up compilation errorLinus Walleij
The driver depends on the chip.of_node being present to compile, which is the case on some target platforms but not others. Instead, rely on chip.dev->of_node to be used, as struct device always has an of_node in place. Cc: Alexander Stein <alexander.stein@systec-electronic.com> Suggested-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-12-12Merge branches 'for-3.19/hid-report-len', 'for-3.19/i2c-hid', ↵Jiri Kosina
'for-3.19/lenovo', 'for-3.19/logitech', 'for-3.19/microsoft', 'for-3.19/plantronics', 'for-3.19/rmi', 'for-3.19/sony' and 'for-3.19/wacom' into for-linus
2014-12-12HID: rmi: The address of query8 must be calculated based on which query ↵Andrew Duggan
registers are present If a touchpad does not report relative data then query 6 will not be present and the address of query 8 will be one less. This patches calculates the location of query 8 instead of hardcoding the offset. Signed-off-by: Andrew Duggan <aduggan@synaptics.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2014-12-12HID: rmi: Check for additional ACM registers appended to F11 data reportAndrew Duggan
If a touchpad reports the F11 data40 register then this indicates that the touchpad reports additional ACM (Accidental Contact Mitigation) data after the F11 data in the HID attention report. These additional bytes shift the position of the F30 button data causing the driver to incorrectly report button state when this functionality is present. This patch accounts for the additional data in the report. Fixes: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1398533 Signed-off-by: Andrew Duggan <aduggan@synaptics.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2014-12-12Merge branches 'for-3.18/upstream-fixes' and 'for-3.19/upstream' into for-linusJiri Kosina
Conflicts: drivers/hid/hid-input.c
2014-12-12powerpc: add little endian flag to syscall_get_arch()Richard Guy Briggs
Since both ppc and ppc64 have LE variants which are now reported by uname, add that flag (__AUDIT_ARCH_LE) to syscall_get_arch() and add AUDIT_ARCH_PPC64LE variant. Without this, perf trace and auditctl fail. Mainline kernel reports ppc64le (per a058801) but there is no matching AUDIT_ARCH_PPC64LE. Since 32-bit PPC LE is not supported by audit, don't advertise it in AUDIT_ARCH_PPC* variants. See: https://www.redhat.com/archives/linux-audit/2014-August/msg00082.html https://www.redhat.com/archives/linux-audit/2014-December/msg00004.html Signed-off-by: Richard Guy Briggs <rgb@redhat.com> Acked-by: Paul Moore <paul@paul-moore.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2014-12-12fuse: use file_inode() in fuse_file_fallocate()Miklos Szeredi
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
2014-12-12fuse: introduce fuse_simple_request() helperMiklos Szeredi
The following pattern is repeated many times: req = fuse_get_req_nopages(fc); /* Initialize req->(in|out).args */ fuse_request_send(fc, req); err = req->out.h.error; fuse_put_request(req); Create a new replacement helper: /* Initialize args */ err = fuse_simple_request(fc, &args); In addition to reducing the code size, this will ease moving from the complex arg-based to a simpler page-based I/O on the fuse device. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
2014-12-12fuse: reduce max out argsMiklos Szeredi
The third out-arg is never actually used. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
2014-12-12fuse: hold inode instead of path after releaseMiklos Szeredi
path_put() in release could trigger a DESTROY request in fuseblk. The possible deadlock was worked around by doing the path_put() with schedule_work(). This complexity isn't needed if we just hold the inode instead of the path. Since we now flush all requests before destroying the super block we can be sure that all held inodes will be dropped. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
2014-12-12fuse: flush requests on umountMiklos Szeredi
Use fuse_abort_conn() instead of fuse_conn_kill() in fuse_put_super(). This flushes and aborts requests still on any queues. But since we've already reset fc->connected, those requests would not be useful anyway and would be flushed when the fuse device is closed. Next patches will rely on requests being flushed before the superblock is destroyed. Use fuse_abort_conn() in cuse_process_init_reply() too, since it makes no difference there, and we can get rid of fuse_conn_kill(). Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
2014-12-12fuse: don't wake up reserved req in fuse_conn_kill()Miklos Szeredi
Waking up reserved_req_waitq from fuse_conn_kill() doesn't make sense since we aren't chaging ff->reserved_req here, which is what this waitqueue signals. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>