svn commit: r276602 - head/sbin/routed

[Dag-Erling Smørgrav]

Author: des
Date: Sat Jan  3 01:52:06 2015
New Revision: 276602
URL: https://svnweb.freebsd.org/changeset/base/276602

Log:
  Belatedly commit the patch for SA-14:21 to head.  It was not committed to
  head at the time because it's a band-aid, rather than a complete fix, but
  the complete fix never materialized.

Modified:
  head/sbin/routed/input.c

Modified: head/sbin/routed/input.c
==============================================================================
--- head/sbin/routed/input.c	Sat Jan  3 01:41:10 2015	(r276601)
+++ head/sbin/routed/input.c	Sat Jan  3 01:52:06 2015	(r276602)
@@ -288,6 +288,10 @@ input(struct sockaddr_in *from,		/* rece
 				/* Answer a query from a utility program
 				 * with all we know.
 				 */
+				if (aifp == NULL) {
+					trace_pkt("ignore remote query");
+					return;
+				}
 				if (from->sin_port != htons(RIP_PORT)) {
 					/*
 					 * insecure: query from non-router node