rtlwifi: rtl8821ae: Fix potential race condition

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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>

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Larry Finger 2016-06-25 13:37:47 -05:00 • committed by Kalle Valo

parent 4f29b348bd

commit 300c32ca84

1 changed files with 2 additions and 0 deletions

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drivers/net/wireless/realtek/rtlwifi/rtl8821ae/dm.c

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