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mac80211: fix a potential rate control related crash

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30388 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2012-02-08 18:43:21 +00:00
parent 502d6255c8
commit 0f2ef0b003
1 changed files with 11 additions and 0 deletions
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11
package/mac80211/patches/300-pending_work.patch
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@ -253,3 +253,14 @@
WLAN_STA_CLEAR_PS_FILT,
WLAN_STA_MFP,
WLAN_STA_BLOCK_BA,
--- a/net/mac80211/rate.h
+++ b/net/mac80211/rate.h
@@ -37,7 +37,7 @@ static inline void rate_control_tx_statu
struct ieee80211_sta *ista = &sta->sta;
void *priv_sta = sta->rate_ctrl_priv;
- if (!ref)
+ if (!ref || !test_sta_flag(sta, WLAN_STA_RATE_CONTROL))
return;
ref->ops->tx_status(ref->priv, sband, ista, priv_sta, skb);