1 files changed, 13 insertions, 3 deletions
diff --git a/net/sctp/ulpevent.c b/net/sctp/ulpevent.c
index e70e5fc8789..8a84017834c 100644
--- a/net/sctp/ulpevent.c
+++ b/net/sctp/ulpevent.c
@@ -1081,9 +1081,19 @@ void sctp_ulpevent_free(struct sctp_ulpevent *event)
 }
 
 /* Purge the skb lists holding ulpevents. */
-void sctp_queue_purge_ulpevents(struct sk_buff_head *list)
+unsigned int sctp_queue_purge_ulpevents(struct sk_buff_head *list)
 {
 	struct sk_buff *skb;
-	while ((skb = skb_dequeue(list)) != NULL)
-		sctp_ulpevent_free(sctp_skb2event(skb));
+	unsigned int data_unread = 0;
+
+	while ((skb = skb_dequeue(list)) != NULL) {
+		struct sctp_ulpevent *event = sctp_skb2event(skb);
+
+		if (!sctp_ulpevent_is_notification(event))
+			data_unread += skb->len;
+
+		sctp_ulpevent_free(event);
+	}
+
+	return data_unread;
 }