netdev - Re: [PATCH] Update pptp handling to avoid null pointer deref. v2

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Message-Id: <20170102.125435.819704695171565389.davem@davemloft.net>
Date:   Mon, 02 Jan 2017 12:54:35 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     ian.kumlien@...il.com
Cc:     linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [PATCH] Update pptp handling to avoid null pointer deref. v2

From: Ian Kumlien <ian.kumlien@...il.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@...il.com>

Applied and queued up for -stable.