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Message-Id: <20141124.164842.1289257824447246212.davem@davemloft.net>
Date:	Mon, 24 Nov 2014 16:48:42 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	a17711@...orola.com
Cc:	linux-kernel@...r.kernel.org, kuznet@....inr.ac.ru,
	jmorris@...ei.org, yoshfuji@...ux-ipv6.org, kaber@...sh.net,
	netdev@...r.kernel.org, stable@...r.kernel.org, gbjc64@...orola.com
Subject: Re: [PATCH] net/ping: handle protocol mismatching scenario

From: Jane Zhou <a17711@...orola.com>
Date: Mon, 24 Nov 2014 11:44:08 -0800

> ping_lookup() may return a wrong sock if sk_buff's and sock's protocols
> dont' match. For example, sk_buff's protocol is ETH_P_IPV6, but sock's
> sk_family is AF_INET, in that case, if sk->sk_bound_dev_if is zero, a wrong
> sock will be returned.
> the fix is to "continue" the searching, if no matching, return NULL.
> 
> Cc: "David S. Miller" <davem@...emloft.net>
> Cc: Alexey Kuznetsov <kuznet@....inr.ac.ru>
> Cc: James Morris <jmorris@...ei.org>
> Cc: Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>
> Cc: Patrick McHardy <kaber@...sh.net>
> Cc: netdev@...r.kernel.org
> Cc: stable@...r.kernel.org
> Signed-off-by: Jane Zhou <a17711@...orola.com>
> Signed-off-by: Yiwei Zhao <gbjc64@...orola.com>

Applied, thank you.
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