+From: Felix Fietkau <nbd@openwrt.org>
+Date: Mon, 27 Oct 2014 11:50:28 +0100
+Subject: [PATCH] mac80211: flush keys for AP mode on ieee80211_do_stop
+
+Userspace can add keys to an AP mode interface before start_ap has been
+called. If there have been no calls to start_ap/stop_ap in the mean
+time, the keys will still be around when the interface is brought down.
+
+Signed-off-by: Felix Fietkau <nbd@openwrt.org>
+---
+
+--- a/net/mac80211/iface.c
++++ b/net/mac80211/iface.c
+@@ -931,9 +931,6 @@ static void ieee80211_do_stop(struct iee
+ * another CPU.
+ */
+ ieee80211_free_keys(sdata, true);
+-
+- /* fall through */
+- case NL80211_IFTYPE_AP:
+ skb_queue_purge(&sdata->skb_queue);
+ }
+