netdev - Re: [PATCH net] l2tp: avoid use-after-free caused by l2tp_ip_backlog

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Date:   Sun, 26 Feb 2017 22:58:10 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     phueber@...nsp.in
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH net] l2tp: avoid use-after-free caused by
 l2tp_ip_backlog_recv

From: Paul Hüber <phueber@...nsp.in>
Date: Sun, 26 Feb 2017 17:58:19 +0100

> l2tp_ip_backlog_recv may not return -1 if the packet gets dropped.
> The return value is passed up to ip_local_deliver_finish, which treats
> negative values as an IP protocol number for resubmission.
> 
> Signed-off-by: Paul Hüber <phueber@...nsp.in>

Applied and queued up for -stable, thanks.