From b820bb6b996966d93a5442b5fbf803ea58e7f487 Mon Sep 17 00:00:00 2001
From: =?utf8?q?YOSHIFUJI=20Hideaki=20/=20=E5=90=89=E8=97=A4=E8=8B=B1?=
 =?utf8?q?=E6=98=8E?= <yoshfuji@linux-ipv6.org>
Date: Mon, 21 Jan 2013 09:58:50 +0000
Subject: [PATCH] ndisc: Do not try to update "updated" time if neighbour has
 already gone.

Commit 2152caea ("ipv6: Do not depend on rt->n in rt6_probe().")
introduce a bug to try to update "updated" time in neighbour
structure.
Update the "updated" time only if neighbour is available.

Bug was found by Dan Carpenter <dan.carpenter@oracle.com>

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
Reading git-format-patch failed