tree 2d612c1961ca450dcfff5311df087797ec40724f
parent 191d6a8cc2d282db3707e9c71f49815ccdc79c54
author Helmut Schaa <helmut.schaa@googlemail.com> 1311675507 +0200
committer John W. Linville <linville@tuxdriver.com> 1312833848 -0400

mac80211: Stop TX BA session if buf_size is zero

If we receive an ADDBA response with status code 0 and a buf_size of 0
we should stop the TX BA session as otherwise we'll end up queuing
frames in ieee80211_tx_prep_agg forever instead of sending them out as
non AMPDUs.

This fixes a problem with AVM Fritz Stick N wireless devices where
frames to this device are not transmitted anymore by mac80211.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>