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mac80211: fix WARN_ON in the new work code 

ieee80211_work_rx_mgmt currently enqueues various management frames,
including deauth and disassoc frames, however the function
ieee80211_work_rx_queued_mgmt does not handle these, as they should
only occur if the AP is buggy. It does emit a WARN_ON when this happens
though, and several users have reported such instances.
Fix the WARN_ON by not queueing such frames in the first place.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau 2010-01-24 20:44:35 +01:00 committed by John W. Linville
parent eb807fb238
commit 1396b231b0
1 changed files with 0 additions and 2 deletions
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2
net/mac80211/work.c
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@ -1022,8 +1022,6 @@ ieee80211_rx_result ieee80211_work_rx_mgmt(struct ieee80211_sub_if_data *sdata,
case IEEE80211_STYPE_PROBE_RESP:
case IEEE80211_STYPE_ASSOC_RESP:
case IEEE80211_STYPE_REASSOC_RESP:
case IEEE80211_STYPE_DEAUTH:
case IEEE80211_STYPE_DISASSOC:
skb_queue_tail(&local->work_skb_queue, skb);
ieee80211_queue_work(&local->hw, &local->work_work);
return RX_QUEUED;