From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH] Update pptp handling to avoid null pointer deref. v2
Date: Mon, 02 Jan 2017 12:54:35 -0500 (EST)
Message-ID: <20170102.125435.819704695171565389.davem@davemloft.net>
References: <20170101231936.5905-1-ian.kumlien@gmail.com>
        <20170102081835.25557-1-ian.kumlien@gmail.com>
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From: Ian Kumlien <ian.kumlien@gmail.com>
Date: Mon,  2 Jan 2017 09:18:35 +0100

> __skb_flow_dissect can be called with a skb or a data packet, either
> can be NULL. All calls seems to have been moved to __skb_header_pointer
> except the pptp handling which is still calling skb_header_pointer.
 ...
> Fixes: ab10dccb1160 ("rps: Inspect PPTP encapsulated by GRE to get flow hash")
> Signed-off-by: Ian Kumlien <ian.kumlien@gmail.com>

Applied and queued up for -stable.