From 1691c63ea42d6f57ba769df401b9773664edb936 Mon Sep 17 00:00:00 2001
From: WANG Cong <xiyou.wangcong@gmail.com>
Date: Thu, 11 Sep 2014 15:35:16 -0700
Subject: [PATCH] ipv6: refactor ipv6_dev_mc_inc()

Refactor out allocation and initialization and make
the refcount code more readable.

Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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