tree 26b501e0bdf5d64962175cce852330ffd38dde48
parent 1f7d6cbfa2a993ea0d714e8552c784eea75a046b
author Sujith <Sujith.Manoharan@atheros.com> 1233043237 +0530
committer John W. Linville <linville@tuxdriver.com> 1233340704 -0500

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>