Commit Graph

681301 Commits

Author SHA1 Message Date
LABBE Corentin bdcc005bea arm: sun8i: nanopi-neo: use internal phy-mode
Since the PHY used is internal, simply set phy-mode as internal.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-29 12:23:28 -04:00
LABBE Corentin 4ac57180ea arm: sun8i: orangepi-one: use internal phy-mode
Since the PHY used is internal, simply set phy-mode as internal.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-29 12:23:28 -04:00
LABBE Corentin 6066de6848 arm: sun8i: orangepi-zero: use internal phy-mode
Since the PHY used is internal, simply set phy-mode as internal.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-29 12:23:27 -04:00
LABBE Corentin 3432a86e64 arm: sun8i: orangepipc: use internal phy-mode
Since the PHY used is internal, simply set phy-mode as internal.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-29 12:23:27 -04:00
LABBE Corentin 1c2fa5f846 net: stmmac: support future possible different internal phy mode
The current way to find if the phy is internal is to compare DT phy-mode
and emac_variant/internal_phy.
But it will negate a possible future SoC where an external PHY use the
same phy mode than the internal one.

By using phy-mode = "internal" we permit to have an external PHY with
the same mode than the internal one.

Reported-by: André Przywara <andre.przywara@arm.com>
Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-29 12:23:27 -04:00
Michael Dilmore eac306b4ad Bonding: Convert multiple netdev_info messages to netdev_dbg
The bond_options.c file contains multiple netdev_info statements that clutter kernel output.
This patch replaces all netdev_info with netdev_dbg and adds a netdev_dbg statement for the
packets per slave parameter. Also fixes misalignment at line 467.

Suggested-by: Joe Perches <joe@perches.com>
Signed-off-by: Michael J Dilmore <michael.j.dilmore@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-29 12:21:37 -04:00
Ian Molton feb16722b5 Bluetooth: btbcm: Add entry for BCM43430 UART bluetooth
This patch adds the device ID for the bluetooth chip used in the
Broadcom BCM43430 SDIO WiFi / UART BT chip.

Successfully tested using Firmware version 0x0182

Signed-off-by: Ian Molton <ian@mnementh.co.uk>
Reported-by: Loic Poulain <loic.poulain@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2017-06-29 14:39:42 +02:00
Mateusz Jurczyk d2ecfa765d Bluetooth: Add sockaddr length checks before accessing sa_family in bind and connect handlers
Verify that the caller-provided sockaddr structure is large enough to
contain the sa_family field, before accessing it in bind() and connect()
handlers of the Bluetooth sockets. Since neither syscall enforces a minimum
size of the corresponding memory region, very short sockaddrs (zero or one
byte long) result in operating on uninitialized memory while referencing
sa_family.

Signed-off-by: Mateusz Jurczyk <mjurczyk@google.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2017-06-29 14:37:57 +02:00
Tejun Heo 29e2dd0d56 bluetooth: remove WQ_MEM_RECLAIM from hci workqueues
Bluetooth hci uses ordered HIGHPRI, MEM_RECLAIM workqueues.  It's
likely that the flags came from mechanical conversion from
create_singlethread_workqueue().  Bluetooth shouldn't be depended upon
for memory reclaim and the spurious MEM_RECLAIM flag can trigger the
following warning.  Remove WQ_MEM_RECLAIM and convert to
alloc_ordered_workqueue() while at it.

  workqueue: WQ_MEM_RECLAIM hci0:hci_power_off is flushing !WQ_MEM_RECLAIM events:btusb_work
  ------------[ cut here ]------------
  WARNING: CPU: 2 PID: 14231 at /home/brodo/local/kernel/git/linux/kernel/workqueue.c:2423 check_flush_dependency+0xb3/0x100
  Modules linked in:
  CPU: 2 PID: 14231 Comm: kworker/u9:4 Not tainted 4.12.0-rc6+ #3
  Hardware name: Dell Inc. XPS 13 9343/0TM99H, BIOS A11 12/08/2016
  Workqueue: hci0 hci_power_off
  task: ffff9432dad58000 task.stack: ffff986d43790000
  RIP: 0010:check_flush_dependency+0xb3/0x100
  RSP: 0018:ffff986d43793c90 EFLAGS: 00010086
  RAX: 000000000000005a RBX: ffff943316810820 RCX: 0000000000000000
  RDX: 0000000000000000 RSI: 0000000000000096 RDI: 0000000000000001
  RBP: ffff986d43793cb0 R08: 0000000000000775 R09: ffffffff85bdd5c0
  R10: 0000000000000040 R11: 0000000000000000 R12: ffffffff84d596e0
  R13: ffff9432dad58000 R14: ffff94321c640320 R15: ffff9432dad58000
  FS:  0000000000000000(0000) GS:ffff94331f500000(0000) knlGS:0000000000000000
  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  CR2: 00007b8bca242000 CR3: 000000014f60a000 CR4: 00000000003406e0
  Call Trace:
   flush_work+0x8a/0x1c0
   ? flush_work+0x184/0x1c0
   ? skb_free_head+0x21/0x30
   __cancel_work_timer+0x124/0x1b0
   ? hci_dev_do_close+0x2a4/0x4d0
   cancel_work_sync+0x10/0x20
   btusb_close+0x23/0x100
   hci_dev_do_close+0x2ca/0x4d0
   hci_power_off+0x1e/0x50
   process_one_work+0x184/0x3e0
   worker_thread+0x4a/0x3a0
   ? preempt_count_sub+0x9b/0x100
   ? preempt_count_sub+0x9b/0x100
   kthread+0x125/0x140
   ? process_one_work+0x3e0/0x3e0
   ? __kthread_create_on_node+0x1a0/0x1a0
   ? do_syscall_64+0x58/0xd0
   ret_from_fork+0x27/0x40
  Code: 00 75 bf 49 8b 56 18 48 8d 8b b0 00 00 00 48 81 c6 b0 00 00 00 4d 89 e0 48 c7 c7 20 23 6b 85 c6 05 83 cd 31 01 01 e8 bf c4 0c 00 <0f> ff eb 93 80 3d 74 cd 31 01 00 75 a5 65 48 8b 04 25 00 c5 00
  ---[ end trace b88fd2f77754bfec ]---

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2017-06-29 14:36:38 +02:00
Hans de Goede c4c285da1e Bluetooth: hci_bcm: Add active_low irq polarity quirk for Asus T100CHI
Just like the T100TA the host-wake irq on the Asus T100CHI is
active low. Having a quirk for this is actually extra important on the
T100CHI as it ships with a bluetooth keyboard dock, which does not
work properly without this quirk.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2017-06-29 14:35:25 +02:00
Tobias Klauser 6474924e2b arch: remove unused macro/function thread_saved_pc()
The only user of thread_saved_pc() in non-arch-specific code was removed
in commit 8243d55977 ("sched/core: Remove pointless printout in
sched_show_task()").  Remove the implementations as well.

Some architectures use thread_saved_pc() in their arch-specific code.
Leave their thread_saved_pc() intact.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2017-06-28 16:13:57 -07:00
Jens Axboe 9ae3b3f52c block: provide bio_uninit() free freeing integrity/task associations
Wen reports significant memory leaks with DIF and O_DIRECT:

"With nvme devive + T10 enabled, On a system it has 256GB and started
logging /proc/meminfo & /proc/slabinfo for every minute and in an hour
it increased by 15968128 kB or ~15+GB.. Approximately 256 MB / minute
leaking.

/proc/meminfo | grep SUnreclaim...

SUnreclaim:      6752128 kB
SUnreclaim:      6874880 kB
SUnreclaim:      7238080 kB
....
SUnreclaim:     22307264 kB
SUnreclaim:     22485888 kB
SUnreclaim:     22720256 kB

When testcases with T10 enabled call into __blkdev_direct_IO_simple,
code doesn't free memory allocated by bio_integrity_alloc. The patch
fixes the issue. HTX has been run with +60 hours without failure."

Since __blkdev_direct_IO_simple() allocates the bio on the stack, it
doesn't go through the regular bio free. This means that any ancillary
data allocated with the bio through the stack is not freed. Hence, we
can leak the integrity data associated with the bio, if the device is
using DIF/DIX.

Fix this by providing a bio_uninit() and export it, so that we can use
it to free this data. Note that this is a minimal fix for this issue.
Any current user of bio's that are allocated outside of
bio_alloc_bioset() suffers from this issue, most notably some drivers.
We will fix those in a more comprehensive patch for 4.13. This also
means that the commit marked as being fixed by this isn't the real
culprit, it's just the most obvious one out there.

Fixes: 542ff7bf18 ("block: new direct I/O implementation")
Reported-by: Wen Xiong <wenxiong@linux.vnet.ibm.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2017-06-28 15:30:13 -06:00
Linus Torvalds e547204f1f NFS client bugfixes for Linux 4.12
Bugfixes include:
 
 - Stable fix for exclusive create if the server supports the umask attribute
 - Trunking detection should handle ERESTARTSYS/EINTR
 - Stable fix for a race in the LAYOUTGET function
 - Stable fix to revert "nfs_rename() handle -ERESTARTSYS dentry left behind"
 - nfs4_callback_free_slot() cannot call nfs4_slot_tbl_drain_complete()
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Merge tag 'nfs-for-4.12-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull NFS client bugfixes from Trond Myklebust:
 "Bugfixes include:

   - stable fix for exclusive create if the server supports the umask
     attribute

   - trunking detection should handle ERESTARTSYS/EINTR

   - stable fix for a race in the LAYOUTGET function

   - stable fix to revert "nfs_rename() handle -ERESTARTSYS dentry left
     behind"

   - nfs4_callback_free_slot() cannot call nfs4_slot_tbl_drain_complete()"

* tag 'nfs-for-4.12-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  NFSv4.1: nfs4_callback_free_slot() cannot call nfs4_slot_tbl_drain_complete()
  Revert "NFS: nfs_rename() handle -ERESTARTSYS dentry left behind"
  NFSv4.1: Fix a race in nfs4_proc_layoutget
  NFS: Trunking detection should handle ERESTARTSYS/EINTR
  NFSv4.2: Don't send mode again in post-EXCLUSIVE4_1 SETATTR with umask
2017-06-28 13:27:15 -07:00
Linus Torvalds 5a37be4b51 Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull drm fixes from Dave Airlie:
 "This is the final set of fixes for -rc8, just a few i915 and one
  vmwgfx ones.

  I'm off on holidays for a week, so if anything shows up for fixes I've
  asked Daniel or Sean Paul to herd it in the right direction"

[ The additional etnaviv fixes were already herded towards me as seen in
  my previous pull - Linus ]

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  drm/vmwgfx: Free hash table allocated by cmdbuf managed res mgr
  drm/i915: Disable EXEC_OBJECT_ASYNC when doing relocations
  drm/i915: Hold struct_mutex for per-file stats in debugfs/i915_gem_object
  drm/i915: Retire the VMA's fence tracker before unbinding
2017-06-28 13:22:26 -07:00
Linus Torvalds cf723497f2 Merge branch 'etnaviv/fixes' of git://git.pengutronix.de/git/lst/linux
Pull drm/etnaviv fixes from Lucas Stach:
 "I realized I just missed the cut-off point for the final drm fixes
  pull, but I have 2 more etnaviv fixes that need to go into 4.12, as
  they fix fallout from the explicit sync work introduced in the last
  merge window"

[ Pulling directly because Dave is on vacation. Noted by Daniel Vetter,
  and acked by Dave Airlie  - Linus ]

* 'etnaviv/fixes' of git://git.pengutronix.de/git/lst/linux:
  drm/etnaviv: Fix implicit/explicit sync sense inversion
  drm/etnaviv: fix submit flags getting overwritten by BO content
2017-06-28 13:13:48 -07:00
Kalle Valo fdcbe65d61 Merge ath-next from git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git
ath.git patches for 4.13. Major changes:

Only bugfixes or cleanups, no new features.
2017-06-28 22:10:48 +03:00
Colin Ian King 3334c28ec5 mwifiex: fix spelling mistake: "secuirty" -> "security"
Trivial fix to spelling mistake in mwifiex_dbg message

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 22:06:50 +03:00
Gustavo A. R. Silva 059c98599b wl18xx: add checks on wl18xx_top_reg_write() return value
Check return value from call to wl18xx_top_reg_write(),
so in case of error jump to goto label out and return.

Also, remove unnecessary value check before goto label out.

Addresses-Coverity-ID: 1226938
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 21:18:40 +03:00
Dan Carpenter 69551f5f37 libertas: Fix lbs_prb_rsp_limit_set()
The kstrtoul() test was reversed so this always returned -ENOTSUPP.

Fixes: 27d7f47756 ("net: wireless: replace strict_strtoul() with kstrtoul()")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: James Cameron <quozl@laptop.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 21:18:08 +03:00
Bhumika Goyal 3ac27dd37b cw1200: add const to hwbus_ops structures
Declare hwbus_ops structures as const as they are only passed as an
argument to the function cw1200_core_probe. This argument is of type
const. So, make these structures const.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 21:17:46 +03:00
Colin Ian King 58828680af rsi: add in missing RSI_FSM_STATES into array fsm_state
Two recent commits added new RSI_FSM_STATES (namely FSM_FW_NOT_LOADED
and FSM_COMMON_DEV_PARAMS_SENT) and the corresponding table fsm_state
was not updated to match. This can lead to an array overrun when
accessing the latter two states in fsm_state. Fix this by adding in
the missing states.

Detected by CoverityScan, CID#1398379 ("Illegal address computation")

Fixes: 9920322ccd ("rsi: add tx frame for common device configuration")
Fixes: 015e367494 ("rsi: Register interrupt handler before firmware load")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:54:14 +03:00
Arend Van Spriel 21394d57fe MAINTAINERS: add brcm80211 maintainer info from Cypress
Since Cypress took over IoT part of Broadcom some chips supported
by brcmfmac moved over as well. Adding maintainer info of our peers
at Cypress to make their support official.

Cc: Chi-Hsien Lin <chi-hsien.lin@cypress.com>
Cc: Wright Feng <wright.feng@cypress.com>
Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Reviewed-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:53:06 +03:00
Arend Van Spriel 270a6c1f65 brcmfmac: rework headroom check in .start_xmit()
Since commit 9cc4b7cb86 ("brcmfmac: Make skb header writable
before use") the headroom usage has been fixed. However, the
driver was keeping statistics that got lost. So reworking the
code so we get those driver statistics back for debugging.

Cc: James Hughes <james.hughes@raspberrypi.org>
Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Reviewed-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:53:06 +03:00
Arend Van Spriel a833f3d4de brcmfmac: use atomic_t for statistic counter in struct brcmf_bus
The statistic counter is used in common layer and in the bus layer
in different thread contexts so change to use atomic operations.

Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Reviewed-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:53:05 +03:00
Arend Van Spriel ca2e99b2ca brcmfmac: cleanup kerneldoc for struct brcmf_bus
A couple of old fields were still described and one field was not
described.

Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Reviewed-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:53:05 +03:00
Ganapathi Bhat 4d7ab36f0c mwifiex: Do not change bss_type in change_virtual_intf
When user adds a virtual interface driver will set the
bss_type to the iface_type given by the user. When
supplicant is started on the same interface, a call to
change_virtual_intf will be triggered if if_type is not
NL80211_IFTYPE_STATION. Here driver should not update
it's bss_type, because bss_type is intended to indicate
the original iface_type and changing the same will defeat
the purpose of creating this interface.

Signed-off-by: Ganapathi Bhat <gbhat@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:52:21 +03:00
Ping-Ke Shih 76f146b664 rtlwifi: Add in_4way field for btcoexist
If wifi is in 4way, btcoex give wifi higher priority to use antenna.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:51:01 +03:00
Ping-Ke Shih c76ab8e754 rtlwifi: Fill ap_num field by driver
Check beacon and probe_resp frames to know ap_num

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:51:01 +03:00
Ping-Ke Shih f1cb27eda3 rtlwifi: Add ap_num field for btcoexist
If there are many AP (dirty environment), we use another strategy set
to resolve coex issue.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:51:00 +03:00
Ping-Ke Shih 8488e211d6 rtlwifi: Add return value to btc_set.
We will use return value to handle error case.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:51:00 +03:00
Ping-Ke Shih 838dd0d3ff rtlwifi: Update some cases in btc_get function -- roam, 5G, AP mode, and return value.
Return value may be false in some situations.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:50:59 +03:00
Ping-Ke Shih 1024b31629 rtlwifi: Modify power mode parameters of 8723be and 8821ae.
Change the parameters suggested by FW.
awake int: 2
smart_ps: 2 or 0
ps_mode: 2 (MAX -- every DTIM)

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:50:59 +03:00
Ping-Ke Shih a70883920e rtlwifi: Do IQK only once to reduce wifi occupy antenna
Modify 8723be and 8192e only.
8812/8821 do IQK in DM, so we may do it later.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:50:58 +03:00
Ping-Ke Shih 135f4fbd75 rtlwifi: Fix a2dp choppy while BT RSSI stays on threshold.
In this case, BTC asks to enter/leave PS mode frequently to cause A2DP
choppy.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:50:58 +03:00
Colin Ian King 3e3d8aa611 qtnfmac: fix uninitialized return code in ret
The return value ret is unitialized and garbage is being returned
for the three different error conditions when setting up the PCIe
BARs. Fix this by initializing ret to  -ENOMEM to indicate that
the BARs failed to be setup correctly.

Detected by CoverityScan, CID#1437563 ("Unitialized scalar variable")

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Sergey Matyukevich <sergey.matyukevich.os@quantenna.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:50:12 +03:00
Gustavo A. R. Silva 6788a3832c ath9k: remove useless variable assignment in ath_mci_intr()
Value assigned to variable offset at line 551 is overwritten at line 562,
before it can be used. This makes such variable assignment useless.

Addresses-Coverity-ID: 1226941
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-06-28 19:56:36 +03:00
Colin Ian King 23de57975f ath10k: fix a bunch of spelling mistakes in messages
Fix the following spelling mistakes in messages:
  syncronise -> synchronize
  unusally -> unusually
  addrress -> address
  inverval -> interval

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-06-28 19:55:44 +03:00
Miaoqing Pan f23cdfb3fe ath9k: Use mutex_lock to avoid potential race in start/stop rng
Move ath9k_rng_stop/ath9k_rng_start pair into critical section,
use mutex_lock to void potential race accessing.

Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-06-28 19:54:43 +03:00
Miaoqing Pan 473becac4b ath9k: avoid potential freezing during random generator read
In the worst case, ath9k_rng_stop() may take 10s to stop rng kthread.
The time is too long for users, use wait_event_interruptible_timeout()
instead of msleep_interruptible(), wakup immediately once
kthread_should_stop() is true.

Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-06-28 19:54:38 +03:00
Miaoqing Pan 07246c1158 ath9k: fix an invalid pointer dereference in ath9k_rng_stop()
The bug was triggered when do suspend/resuming continuously
on Dell XPS L322X/0PJHXN version 9333 (2013) with kernel
4.12.0-041200rc4-generic. But can't reproduce on DELL
E5440 + AR9300 PCIE chips.

The warning is caused by accessing invalid pointer sc->rng_task.
sc->rng_task is not be cleared after kthread_stop(sc->rng_task)
be called in ath9k_rng_stop(). Because the kthread is stopped
before ath9k_rng_kthread() be scheduled.

So set sc->rng_task to null after kthread_stop(sc->rng_task) to
resolve this issue.

WARNING: CPU: 0 PID: 984 at linux/kernel/kthread.c:71 kthread_stop+0xf1/0x100
CPU: 0 PID: 984 Comm: NetworkManager Not tainted 4.12.0-041200rc4-generic #201706042031
Hardware name: Dell Inc.          Dell System XPS L322X/0PJHXN, BIOS A09 05/15/2013
task: ffff950170fdda00 task.stack: ffffa22c01538000
RIP: 0010:kthread_stop+0xf1/0x100
RSP: 0018:ffffa22c0153b5b0 EFLAGS: 00010246
RAX: ffffffffa6257800 RBX: ffff950171b79560 RCX: 0000000000000000
RDX: 0000000080000000 RSI: 000000007fffffff RDI: ffff9500ac9a9680
RBP: ffffa22c0153b5c8 R08: 0000000000000000 R09: 0000000000000000
R10: ffffa22c0153b648 R11: ffff9501768004b8 R12: ffff9500ac9a9680
R13: ffff950171b79f70 R14: ffff950171b78780 R15: ffff9501749dc018
FS:  00007f0d6bfd5540(0000) GS:ffff95017f200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc190161a08 CR3: 0000000232906000 CR4: 00000000001406f0
Call Trace:
  ath9k_rng_stop+0x1a/0x20 [ath9k]
  ath9k_stop+0x3b/0x1d0 [ath9k]
  drv_stop+0x33/0xf0 [mac80211]
  ieee80211_stop_device+0x43/0x50 [mac80211]
  ieee80211_do_stop+0x4f2/0x810 [mac80211]

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=196043
Reported-by: Giulio Genovese <giulio.genovese@gmail.com>
Tested-by: Giulio Genovese <giulio.genovese@gmail.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-06-28 19:54:33 +03:00
Bhumika Goyal 1cdb6c9fd4 ath10k: add const to thermal_cooling_device_ops structure
Declare thermal_cooling_device_ops structure as const as it is only passed
as an argument to the function thermal_cooling_device_register and this
argument is of type const. So, declare the structure as const.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-06-28 19:53:40 +03:00
Miaoqing Pan bde717ab47 ath9k: fix tx99 bus error
The hard coded register 0x9864 and 0x9924 are invalid
for ar9300 chips.

Cc: <stable@vger.kernel.org>
Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-06-28 19:52:26 +03:00
Miaoqing Pan cf8ce1ea61 ath9k: fix tx99 use after free
One scenario that could lead to UAF is two threads writing
simultaneously to the "tx99" debug file. One of them would
set the "start" value to true and follow to ath9k_tx99_init().
Inside the function it would set the sc->tx99_state to true
after allocating sc->tx99skb. Then, the other thread would
execute write_file_tx99() and call ath9k_tx99_deinit().
sc->tx99_state would be freed. After that, the first thread
would continue inside ath9k_tx99_init() and call
r = ath9k_tx99_send(sc, sc->tx99_skb, &txctl);
that would make use of the freed sc->tx99_skb memory.

Cc: <stable@vger.kernel.org>
Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-06-28 19:52:21 +03:00
Kalle Valo b90a16854d More iwlwifi patches for 4.13
* Some changes in suspend/resume handling to support new FWs;
 * A bunch of RF-kill related fixes;
 * Continued work towards the A000 family;
 * Support for a new version of the TX flush FW API;
 * Some fixes in monitor interfaces;
 * A few fixes in the recovery flows;
 * Johannes' documentation fixes and FW API struct cleanups continue;
 * Remove some noise from the kernel logs;
 * Some other small improvements, fixes and cleanups;
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Merge tag 'iwlwifi-next-for-kalle-2017-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next

More iwlwifi patches for 4.13

* Some changes in suspend/resume handling to support new FWs;
* A bunch of RF-kill related fixes;
* Continued work towards the A000 family;
* Support for a new version of the TX flush FW API;
* Some fixes in monitor interfaces;
* A few fixes in the recovery flows;
* Johannes' documentation fixes and FW API struct cleanups continue;
* Remove some noise from the kernel logs;
* Some other small improvements, fixes and cleanups;
2017-06-28 18:55:55 +03:00
Daniel Stone 426ef1bb40 drm/etnaviv: Fix implicit/explicit sync sense inversion
We were reading the no-implicit sync flag the wrong way around,
synchronizing too much for the explicit case, and not at all for the
implicit case. Oops.

Signed-off-by: Daniel Stone <daniels@collabora.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
2017-06-28 10:35:53 +02:00
Lucas Stach f4a4381ba4 drm/etnaviv: fix submit flags getting overwritten by BO content
The addition of the flags member to etnaviv_gem_submit structure didn't
take into account that the last member of this structure is a variable
length array.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
2017-06-28 10:35:46 +02:00
Geoff Lansberry bd751808f9 NFC: trf7970a: Correct register settings for 27MHz clock
In prior commits the selected clock frequency does not propagate
correctly to what is written to the TRF7970A_MODULATOR_SYS_CLK_CTRL
register.

Signed-off-by: Geoff Lansberry <geoff@kuvee.com>
Acked-by: Mark Greer <mgreer@animalcreek.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-06-28 09:16:54 +02:00
Dave Airlie 9ff1beb1d1 Merge tag 'drm-intel-fixes-2017-06-27' of git://anongit.freedesktop.org/git/drm-intel into drm-fixes
Just a few minor fixes. Important one is the execbuf async fix (aka
ANDROID_native_sync). There was another patch for a display coherency
corner case on APL, but we've random-walked in that space too much,
and the cherry-pick looked really invasive.

* tag 'drm-intel-fixes-2017-06-27' of git://anongit.freedesktop.org/git/drm-intel:
  drm/i915: Disable EXEC_OBJECT_ASYNC when doing relocations
  drm/i915: Hold struct_mutex for per-file stats in debugfs/i915_gem_object
  drm/i915: Retire the VMA's fence tracker before unbinding
2017-06-28 17:07:15 +10:00
Dave Airlie 5193c08c7e Merge branch 'vmwgfx-fixes-4.12' of git://people.freedesktop.org/~thomash/linux into drm-fixes
Single vmwgfx fix
* 'vmwgfx-fixes-4.12' of git://people.freedesktop.org/~thomash/linux:
  drm/vmwgfx: Free hash table allocated by cmdbuf managed res mgr
2017-06-28 17:06:58 +10:00
Trond Myklebust 2e31b4cb89 NFSv4.1: nfs4_callback_free_slot() cannot call nfs4_slot_tbl_drain_complete()
The current code works only for the case where we have exactly one slot,
which is no longer true.
nfs4_free_slot() will automatically declare the callback channel to be
drained when all slots have been returned.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
2017-06-27 22:26:23 -04:00