From: Sujith <Sujith.Manoharan@atheros.com>
Date: Tue, 27 Jan 2009 08:00:37 +0000 (+0530)
Subject: ath9k: Fix station access in aggregation completion
X-Git-Tag: v2.6.30-rc1~662^2~836^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1286ec6d63c557aa203ab5af56962a3d37181771;p=pandora-kernel.git

ath9k: Fix station access in aggregation completion

The ieee80211_sta pointer in the SKB's TX control info
area is not guaranteed to be valid after returning from the tx() callback.
Use ieee80211_find_sta() instead and return early if the station
is no longer present.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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