From a858d64b7709ca7bd2ee71d66ef3b7190cdcbb7d Mon Sep 17 00:00:00 2001
From: Li Wei <lw@cn.fujitsu.com>
Date: Tue, 17 Jul 2012 15:28:59 +0800
Subject: [PATCH] ipv6: fix unappropriate errno returned for non-multicast
 address

We need to check the passed in multicast address and return
appropriate errno(EINVAL) if it is not valid. And it's no need
to walk through the ipv6_mc_list in this situation.

Signed-off-by: Li Wei <lw@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
Reading git-format-patch failed