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(parent: 4f29b34) | patch
rtlwifi: rtl8821ae: Fix potential race condition
authorLarry Finger <Larry.Finger@lwfinger.net>
Sat, 25 Jun 2016 18:37:47 +0000 (13:37 -0500)
committerKalle Valo <kvalo@codeaurora.org>
Tue, 5 Jul 2016 14:31:44 +0000 (17:31 +0300)
commit300c32ca84f5006ccbbf37f5207b6311aeccc5c8
tree8bbead7d251e22cbd8c66707a3bcc8e7aeaef7d4tree | snapshot (tar.gz zip)
parent4f29b348bdc08e6a30242f0d14d6672019ffd1bbcommit | diff
rtlwifi: rtl8821ae: Fix potential race condition

Flag rfchange_inprogress in struct rtl_ps_ctl is protected by a spinlock
in most routines but not in rtl8821ae_dm_watchdog() which could
lead to a race condition. The necessary locking to prevent this condition
is added.

Reported-by: Pavel Andrianov <andrianov@ispras.ru>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Pavel Andrianov <andrianov@ispras.ru>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
drivers/net/wireless/realtek/rtlwifi/rtl8821ae/dm.c diff | blob | blame | history