diff --git a/[refs] b/[refs]
index 517cf6589ae8..c3a02cb152a9 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 35dd0509b21e4b5bab36b9eb80c8dab0322f5007
+refs/heads/master: 6db6340c42d027b6364d49fa99d69019aca24de4
diff --git a/trunk/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/trunk/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index c402bfc83f36..a732f1094e5d 100644
--- a/trunk/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/trunk/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -1125,6 +1125,7 @@ static void iwlagn_tx_status(struct iwl_priv *priv, struct sk_buff *skb)
 	struct ieee80211_sta *sta;
 	struct iwl_station_priv *sta_priv;
 
+	rcu_read_lock();
 	sta = ieee80211_find_sta(priv->vif, hdr->addr1);
 	if (sta) {
 		sta_priv = (void *)sta->drv_priv;
@@ -1133,6 +1134,7 @@ static void iwlagn_tx_status(struct iwl_priv *priv, struct sk_buff *skb)
 		    atomic_dec_return(&sta_priv->pending_frames) == 0)
 			ieee80211_sta_block_awake(priv->hw, sta, false);
 	}
+	rcu_read_unlock();
 
 	ieee80211_tx_status_irqsafe(priv->hw, skb);
 }