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authorNikolay Martynov <mar.kolya@gmail.com>2011-12-06 15:39:32 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2011-12-09 08:55:46 -0800
commit22e244d6a7b8bedfd87cba78d339b2baee00609c (patch)
treec835fde25e1f239a70af5e30830627af0782509f /net/wireless
parent2eca885f630f007513f9f07d9635783917bb94e2 (diff)
mac80211: fix race condition caused by late addBA response
Upstream commit d305a6557b2c4dca0110f05ffe745b1ef94adb80. If addBA responses comes in just after addba_resp_timer has expired mac80211 will still accept it and try to open the aggregation session. This causes drivers to be confused and in some cases even crash. This patch fixes the race condition and makes sure that if addba_resp_timer has expired addBA response is not longer accepted and we do not try to open half-closed session. Signed-off-by: Nikolay Martynov <mar.kolya@gmail.com> [some adjustments] Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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