diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 9b13b8b24245d76a0f925753ae7729269d0ba5d1..db343fa8033cad55cbadbbb4296e3e566b8229e3 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -49,7 +49,7 @@ static struct sk_buff *remove_monitor_info(struct ieee80211_local *local,
 			/* driver bug */
 			WARN_ON(1);
 			dev_kfree_skb(skb);
-			skb = NULL;
+			return NULL;
 		}
 	}