X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=net%2Fsctp%2Fsm_statefuns.c;h=7288192f7df5998d4da5ffcfa6dd7ed386693278;hb=677c1dd706d9cc384730cbd52baf821923d8be9b;hp=55a61aa69662ccbb26ddae10f5a30e2d7ce44d59;hpb=72e31981a4e91f84c5b5e8994f5d25b1cf22b6cf;p=~andy%2Flinux

diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index 55a61aa6966..7288192f7df 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -5432,9 +5432,13 @@ sctp_disposition_t sctp_sf_t2_timer_expire(const struct sctp_endpoint *ep,
 	if (!reply)
 		goto nomem;
 
-	/* Do some failure management (Section 8.2). */
-	sctp_add_cmd_sf(commands, SCTP_CMD_STRIKE,
-			SCTP_TRANSPORT(asoc->shutdown_last_sent_to));
+	/* Do some failure management (Section 8.2).
+	 * If we remove the transport an SHUTDOWN was last sent to, don't
+	 * do failure management.
+	 */
+	if (asoc->shutdown_last_sent_to)
+		sctp_add_cmd_sf(commands, SCTP_CMD_STRIKE,
+				SCTP_TRANSPORT(asoc->shutdown_last_sent_to));
 
 	/* Set the transport for the SHUTDOWN/ACK chunk and the timeout for
 	 * the T2-shutdown timer.
@@ -5471,7 +5475,9 @@ sctp_disposition_t sctp_sf_t4_timer_expire(
 	 * detection on the appropriate destination address as defined in
 	 * RFC2960 [5] section 8.1 and 8.2.
 	 */
-	sctp_add_cmd_sf(commands, SCTP_CMD_STRIKE, SCTP_TRANSPORT(transport));
+	if (transport)
+		sctp_add_cmd_sf(commands, SCTP_CMD_STRIKE,
+				SCTP_TRANSPORT(transport));
 
 	/* Reconfig T4 timer and transport. */
 	sctp_add_cmd_sf(commands, SCTP_CMD_SETUP_T4, SCTP_CHUNK(chunk));