diff --git a/net/sctp/transport.c b/net/sctp/transport.c
index 4a368038d46f..165d54e07fcd 100644
--- a/net/sctp/transport.c
+++ b/net/sctp/transport.c
@@ -173,6 +173,10 @@ void sctp_transport_free(struct sctp_transport *transport)
 	    del_timer(&transport->T3_rtx_timer))
 		sctp_transport_put(transport);
 
+	/* Delete the ICMP proto unreachable timer if it's active. */
+	if (timer_pending(&transport->proto_unreach_timer) &&
+	    del_timer(&transport->proto_unreach_timer))
+		sctp_association_put(transport->asoc);
 
 	sctp_transport_put(transport);
 }