diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index 6be3f2e69efd5ca0fe1a3949a897f3a8b44663d6..e228480fa529d4cbe14e55066b77f26de88eae52 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -773,16 +773,17 @@ EXPORT_SYMBOL(l2tp_recv_common);
 
 /* Drop skbs from the session's reorder_q
  */
-static int l2tp_session_queue_purge(struct l2tp_session *session)
+static void l2tp_session_queue_purge(struct l2tp_session *session)
 {
 	struct sk_buff *skb = NULL;
 
-	BUG_ON(session->magic != L2TP_SESSION_MAGIC);
+	if (WARN_ON(session->magic != L2TP_SESSION_MAGIC))
+		return;
+
 	while ((skb = skb_dequeue(&session->reorder_q))) {
 		atomic_long_inc(&session->stats.rx_errors);
 		kfree_skb(skb);
 	}
-	return 0;
 }
 
 /* Internal UDP receive frame. Do the real work of receiving an L2TP data frame