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Lorenzo Bianconi 1770f0fa97 mt76: fix uninitialized mutex access setting rts threshold 
Fix following crash due to a leftover uninitialized mutex access
in mt76x2_set_rts_threshold routine.

[   31.018059] Call Trace:
[   31.018341]  register_lock_class+0x51f/0x530
[   31.018828]  __lock_acquire+0x6c/0x1580
[   31.019247]  lock_acquire+0x88/0x120
[   31.021089]  __mutex_lock+0x4a/0x4f0
[   31.023343]  mt76x2_set_rts_threshold+0x28/0x50
[   31.023831]  ieee80211_set_wiphy_params+0x16d/0x4e0
[   31.024344]  nl80211_set_wiphy+0x72b/0xbc0
[   31.024781]  genl_family_rcv_msg+0x192/0x3a0
[   31.025233]  genl_rcv_msg+0x42/0x89
[   31.026079]  netlink_rcv_skb+0x38/0x100
[   31.026475]  genl_rcv+0x1f/0x30
[   31.026804]  netlink_unicast+0x19c/0x250
[   31.027212]  netlink_sendmsg+0x1ed/0x390
[   31.027615]  sock_sendmsg+0x31/0x40
[   31.027973]  ___sys_sendmsg+0x23c/0x280
[   31.030414]  __sys_sendmsg+0x42/0x80
[   31.030783]  do_syscall_64+0x4a/0x170
[   31.031160]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[   31.031677] RIP: 0033:0x7f3498b39ba7
[   31.033953] RSP: 002b:00007fffe19675b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.034883] RAX: ffffffffffffffda RBX: 00000000012d5350 RCX: 00007f3498b39ba7
[   31.035756] RDX: 0000000000000000 RSI: 00007fffe19675f0 RDI: 0000000000000003
[   31.036587] RBP: 00000000012da740 R08: 0000000000000002 R09: 0000000000000000
[   31.037422] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000012da880
[   31.038252] R13: 00007fffe19675f0 R14: 00007fffe19678c0 R15: 00000000012da880

Fixes: 108a4861ef ("mt76: create new mt76x02-lib module for common mt76x{0,2} code")
Reported-by: lorenzo.trisolini@fluidmesh.com
Reported-by: luca.bisti@fluidmesh.com
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
 		2018-11-16 15:15:49 +02:00
..
admtek
…
ath ath10k: don't assume 'vif' is non-NULL in flush() 2018-11-16 15:07:42 +02:00
atmel atmel: Replace mdelay() with msleep() in probe_atmel_card() 2018-07-31 10:25:33 +03:00
broadcom brcmfmac: fix reporting support for 160 MHz channels 2018-11-16 15:10:18 +02:00
cisco airo: remove unused variables len and dev and clean up formatting 2018-07-31 10:17:19 +03:00
intel iwlwifi: mvm: don't use SAR Geo if basic SAR is not used 2018-11-15 23:50:59 +02:00
intersil wireless-drivers-next patches for 4.20 2018-10-02 11:46:29 -07:00
marvell libertas: return errno from lbs_add_card() 2018-10-13 20:03:53 +03:00
mediatek mt76: fix uninitialized mutex access setting rts threshold 2018-11-16 15:15:49 +02:00
quantenna qtnfmac_pcie: cleanup Pearl platform headers 2018-10-13 20:04:48 +03:00
ralink rt2800: flush and txstatus rework for rt2800mmio 2018-10-01 18:37:35 +03:00
realtek rtl8xxxu: Remove set but not used variables 'usedesc40' and 'seq_number' 2018-10-13 20:05:26 +03:00
rsi rsi: Remove unnecessary boolean condition 2018-10-01 18:31:10 +03:00
st cw1200: Remove extra parentheses 2018-08-31 18:42:25 +03:00
ti wlcore: Fixup "Add support for optional wakeirq" 2018-11-06 18:44:36 +02:00
zydas zd1211rw: Replace spin_is_locked() with lockdep 2018-10-05 11:35:05 +03:00
Kconfig
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Makefile
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mac80211_hwsim.c mac80211_hwsim: drop now unused work-queue from hwsim 2018-10-08 09:49:06 +02:00
mac80211_hwsim.h
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ray_cs.c ray_cs: remove redundant pointer 'p' 2018-07-31 10:19:50 +03:00
ray_cs.h
…
rayctl.h
…
rndis_wlan.c wireless-drivers: use BIT_ULL for NL80211_STA_INFO_ attribute types 2018-06-27 19:07:39 +03:00
wl3501.h
…
wl3501_cs.c
…