AuxXxilium/linux_dsm_epyc7002
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40bea976c7
linux_dsm_epyc7002/drivers/net/wireless
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Miaoqing Pan 40bea976c7 ath9k: fix NULL pointer dereference 
relay_open() may return NULL, check the return value to avoid the crash.

BUG: unable to handle kernel NULL pointer dereference at 0000000000000040
IP: [<ffffffffa01a95c5>] ath_cmn_process_fft+0xd5/0x700 [ath9k_common]
PGD 41cf28067 PUD 41be92067 PMD 0
Oops: 0000 [#1] SMP
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.8.6+ #35
Hardware name: Hewlett-Packard h8-1080t/2A86, BIOS 6.15    07/04/2011
task: ffffffff81e0c4c0 task.stack: ffffffff81e00000
RIP: 0010:[<ffffffffa01a95c5>] [<ffffffffa01a95c5>] ath_cmn_process_fft+0xd5/0x700 [ath9k_common]
RSP: 0018:ffff88041f203ca0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 000000000000059f RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000040 RDI: ffffffff81f0ca98
RBP: ffff88041f203dc8 R08: ffffffffffffffff R09: 00000000000000ff
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff81f0ca98 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88041f200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000040 CR3: 000000041b6ec000 CR4: 00000000000006f0
Stack:
0000000000000363 00000000000003f3 00000000000003f3 00000000000001f9
000000000000049a 0000000001252c04 ffff88041f203e44 ffff880417b4bfd0
0000000000000008 ffff88041785b9c0 0000000000000002 ffff88041613dc60

Call Trace:
<IRQ>
[<ffffffffa01b6441>] ath9k_tasklet+0x1b1/0x220 [ath9k]
[<ffffffff8105d8dd>] tasklet_action+0x4d/0xf0
[<ffffffff8105dde2>] __do_softirq+0x92/0x2a0

Reported-by: Devin Tuchsen <devin.tuchsen@gmail.com>
Tested-by: Devin Tuchsen <devin.tuchsen@gmail.com>
Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-11-23 15:59:38 +02:00
..
admtek cfg80211: remove enum ieee80211_band 2016-04-12 15:56:15 +02:00
ath ath9k: fix NULL pointer dereference 2016-11-23 15:59:38 +02:00
atmel net: use core MTU range checking in wireless drivers 2016-10-20 14:51:08 -04:00
broadcom brcmfmac: print name of connect status event 2016-11-17 08:44:35 +02:00
cisco net: use core MTU range checking in wireless drivers 2016-10-20 14:51:08 -04:00
intel wireless: fix bogus maybe-uninitialized warning 2016-11-17 08:46:38 +02:00
intersil wireless: fix bogus maybe-uninitialized warning 2016-11-17 08:46:38 +02:00
marvell mwifiex: pcie: stop checking for NULL adapter->card 2016-11-19 09:18:52 +02:00
mediatek mt7601u: use linux/bitfield.h 2016-09-09 12:09:25 +03:00
ralink rt2x00: add support for mac addr from device tree 2016-11-09 03:28:31 +02:00
realtek rtlwifi: Use dev_kfree_skb_irq instead of kfree_skb 2016-11-17 08:48:33 +02:00
rsi rsi: Host to device command frame vap_capabilites modified with new field vap status 2016-11-17 08:43:52 +02:00
st cw1200: fix bogus maybe-uninitialized warning 2016-11-17 08:47:58 +02:00
ti wlcore: Allow scans when in AP mode 2016-11-17 08:43:05 +02:00
zydas net: deprecate eth_change_mtu, remove usage 2016-10-13 09:36:57 -04:00
Kconfig
mac80211_hwsim.c net: deprecate eth_change_mtu, remove usage 2016-10-13 09:36:57 -04:00
mac80211_hwsim.h drivers/wireless: use nla_put_u64_64bit() 2016-04-26 12:00:48 -04:00
Makefile
ray_cs.c net: deprecate eth_change_mtu, remove usage 2016-10-13 09:36:57 -04:00
ray_cs.h
rayctl.h
rndis_wlan.c nl80211: support beacon report scanning 2016-07-06 14:51:31 +02:00
wl3501_cs.c net: deprecate eth_change_mtu, remove usage 2016-10-13 09:36:57 -04:00
wl3501.h