diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index 6c74f1e..fec8eab 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -844,7 +844,7 @@ void sta_info_init(struct ieee80211_local *local)
 
 void sta_info_stop(struct ieee80211_local *local)
 {
-	del_timer(&local->sta_cleanup);
+	del_timer_sync(&local->sta_cleanup);
 	sta_info_flush(local, NULL);
 }