From: Li Wei <lw@cn.fujitsu.com>
Date: Tue, 17 Jul 2012 07:28:59 +0000 (+0800)
Subject: ipv6: fix unappropriate errno returned for non-multicast address
X-Git-Tag: v3.6-rc1~125^2~137
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a858d64b7709ca7bd2ee71d66ef3b7190cdcbb7d;p=pandora-kernel.git

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>
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