[src/trunk]: src/sys/net missed one inet6 check

[pooka <pooka%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9176d0d1aab7
branches:  trunk
changeset: 325688:9176d0d1aab7
user:      pooka <pooka%NetBSD.org@localhost>
date:      Fri Jan 03 12:49:59 2014 +0000

description:
missed one inet6 check

diffstat:

 sys/net/if.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r 6ba3ab0f6ad0 -r 9176d0d1aab7 sys/net/if.c
--- a/sys/net/if.c      Fri Jan 03 12:20:26 2014 +0000
+++ b/sys/net/if.c      Fri Jan 03 12:49:59 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if.c,v 1.270 2014/01/02 18:29:01 pooka Exp $   */
+/*     $NetBSD: if.c,v 1.271 2014/01/03 12:49:59 pooka Exp $   */
 
 /*-
  * Copyright (c) 1999, 2000, 2001, 2008 The NetBSD Foundation, Inc.
@@ -90,7 +90,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if.c,v 1.270 2014/01/02 18:29:01 pooka Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if.c,v 1.271 2014/01/03 12:49:59 pooka Exp $");
 
 #include "opt_inet.h"
 
@@ -1685,7 +1685,8 @@
                 * If the link MTU changed, do network layer specific procedure.
                 */
 #ifdef INET6
-               nd6_setmtu(ifp);
+               if (in6_present)
+                       nd6_setmtu(ifp);
 #endif
                return ENETRESET;
        default: