Re: [PATCH net-next] lwtunnel: fix error path in lwtunnel_fill_encap()

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From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Date: Fri, 28 Apr 2017 16:03:48 +0300

> We recently added a check to see if nla_nest_start() fails.  There are
> two issues with that.  First, if it fails then I don't think we should
> call nla_nest_cancel().  Second, it's slightly convoluted but the
> current code returns success but we should return -EMSGSIZE instead.
> 
> Fixes: a50fe0ffd76f ("lwtunnel: check return value of nla_nest_start")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

Applied.
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