svn commit: r295773 - head/sys/netinet

[Michael Tuexen]

Author: tuexen
Date: Thu Feb 18 21:33:10 2016
New Revision: 295773
URL: https://svnweb.freebsd.org/changeset/base/295773

Log:
  Add protection code.
  
  MFC after:	3 days
  CID:		748858

Modified:
  head/sys/netinet/sctp_output.c

Modified: head/sys/netinet/sctp_output.c
==============================================================================
--- head/sys/netinet/sctp_output.c	Thu Feb 18 21:21:45 2016	(r295772)
+++ head/sys/netinet/sctp_output.c	Thu Feb 18 21:33:10 2016	(r295773)
@@ -3222,12 +3222,14 @@ plan_d:
 		}
 	}
 #ifdef INET
-	if ((retried == 0) && (stcb->asoc.scope.ipv4_local_scope == 0)) {
-		stcb->asoc.scope.ipv4_local_scope = 1;
-		retried = 1;
-		goto again_with_private_addresses_allowed;
-	} else if (retried == 1) {
-		stcb->asoc.scope.ipv4_local_scope = 0;
+	if (stcb) {
+		if ((retried == 0) && (stcb->asoc.scope.ipv4_local_scope == 0)) {
+			stcb->asoc.scope.ipv4_local_scope = 1;
+			retried = 1;
+			goto again_with_private_addresses_allowed;
+		} else if (retried == 1) {
+			stcb->asoc.scope.ipv4_local_scope = 0;
+		}
 	}
 #endif
 out: