diff --git a/include/net/sctp/ulpqueue.h b/include/net/sctp/ulpqueue.h
index a43c8788b650597d5a607ae66e20d57d69d6af15..ab26ab3adae1bc711a521abc6cbe6b2dfb8a7772 100644
--- a/include/net/sctp/ulpqueue.h
+++ b/include/net/sctp/ulpqueue.h
@@ -59,6 +59,7 @@ struct sctp_ulpq {
 /* Prototypes. */
 struct sctp_ulpq *sctp_ulpq_init(struct sctp_ulpq *,
 				 struct sctp_association *);
+void sctp_ulpq_flush(struct sctp_ulpq *ulpq);
 void sctp_ulpq_free(struct sctp_ulpq *);
 
 /* Add a new DATA chunk for processing. */
diff --git a/net/sctp/associola.c b/net/sctp/associola.c
index fa82b73c965bc17dadc5ecbaf90bd2f3dae06f21..2505cd3b8d291fe1f6ed0ef97a1419f9ec7c7a12 100644
--- a/net/sctp/associola.c
+++ b/net/sctp/associola.c
@@ -1063,6 +1063,12 @@ void sctp_assoc_update(struct sctp_association *asoc,
 		 */
 		sctp_ssnmap_clear(asoc->ssnmap);
 
+		/* Flush the ULP reassembly and ordered queue.
+		 * Any data there will now be stale and will
+		 * cause problems.
+		 */
+		sctp_ulpq_flush(&asoc->ulpq);
+
 	} else {
 		/* Add any peer addresses from the new association. */
 		list_for_each(pos, &new->peer.transport_addr_list) {
diff --git a/net/sctp/ulpqueue.c b/net/sctp/ulpqueue.c
index f4759a9bdaee5d52c21850928c132e4dc7ecf523..bfb197e37da3784a45c168bf9f87204e717e810b 100644
--- a/net/sctp/ulpqueue.c
+++ b/net/sctp/ulpqueue.c
@@ -73,7 +73,7 @@ struct sctp_ulpq *sctp_ulpq_init(struct sctp_ulpq *ulpq,
 
 
 /* Flush the reassembly and ordering queues.  */
-static void sctp_ulpq_flush(struct sctp_ulpq *ulpq)
+void sctp_ulpq_flush(struct sctp_ulpq *ulpq)
 {
 	struct sk_buff *skb;
 	struct sctp_ulpevent *event;