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authorFelix Fietkau <nbd@openwrt.org>2012-02-08 19:17:11 +0100
committerJohn W. Linville <linville@tuxdriver.com>2012-02-15 13:56:06 -0500
commit216c57b214bd621335ff698b475f6db2802502dc (patch)
tree3d436e04f60577c634106db5099f39e376b98a86 /net
parent4b5a433ae5348c23caa0b5f0a2fca7c342acb200 (diff)
mac80211: do not call rate control .tx_status before .rate_init
Most rate control implementations assume .get_rate and .tx_status are only called once the per-station data has been fully initialized. minstrel_ht crashes if this assumption is violated. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Tested-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/rate.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h
index 2b83f32144fd..80cfc006dd74 100644
--- a/net/mac80211/rate.h
+++ b/net/mac80211/rate.h
@@ -41,7 +41,7 @@ static inline void rate_control_tx_status(struct ieee80211_local *local,
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);