From 11eb2645cbf38a08ae491bf6c602eea900ec0bb5 Mon Sep 17 00:00:00 2001
From: Zefan Li <lizefan@huawei.com>
Date: Wed, 26 Jun 2013 15:29:54 +0800
Subject: [PATCH] dlci: acquire rtnl_lock before calling __dev_get_by_name()

Otherwise the net device returned can be freed at anytime.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Cc: stable@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
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Reading git-format-patch failed