From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH 1/1] lwtunnel: check return value of nla_nest_start
Date: Mon, 24 Apr 2017 15:51:40 -0400 (EDT)
Message-ID: <20170424.155140.436046246227486722.davem@davemloft.net>
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From: Pan Bian <bianpan2016@163.com>
Date: Sun, 23 Apr 2017 14:28:37 +0800

> Function nla_nest_start() may return a NULL pointer on error. However,
> in function lwtunnel_fill_encap(), the return value of nla_nest_start()
> is not validated before it is used. This patch checks the return value
> of nla_nest_start() against NULL.
> 
> Signed-off-by: Pan Bian <bianpan2016@163.com>

Applied.