diff --git a/[refs] b/[refs]
index 3921969fa567..2716e7e5e243 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: cb9289cb798502a5010c8f1d8d003842cd1449a4
+refs/heads/master: bc05116ab33d30342e2b4b1bcc6d6e1184e9df97
diff --git a/trunk/drivers/net/wireless/ath5k/base.c b/trunk/drivers/net/wireless/ath5k/base.c
index 359795d8b482..3285032727b3 100644
--- a/trunk/drivers/net/wireless/ath5k/base.c
+++ b/trunk/drivers/net/wireless/ath5k/base.c
@@ -3065,8 +3065,6 @@ ath5k_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
 
 	ath5k_debug_dump_skb(sc, skb, "BC  ", 1);
 
-	mutex_lock(&sc->lock);
-
 	if (sc->opmode != IEEE80211_IF_TYPE_IBSS) {
 		ret = -EIO;
 		goto end;
@@ -3083,7 +3081,6 @@ ath5k_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
 	}
 
 end:
-	mutex_unlock(&sc->lock);
 	return ret;
 }