netdev - Re: [PATCH] bridge: fix a possible use after free

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Message-Id: <20110824.175054.2217340464184681338.davem@davemloft.net>
Date:	Wed, 24 Aug 2011 17:50:54 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	netdev@...r.kernel.org, herbert@...dor.hengli.com.au,
	shemminger@...tta.com
Subject: Re: [PATCH] bridge: fix a possible use after free

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Wed, 24 Aug 2011 07:57:05 +0200

> br_multicast_ipv6_rcv() can call pskb_trim_rcsum() and therefore skb
> head can be reallocated.
> 
> Cache icmp6_type field instead of dereferencing twice the struct
> icmp6hdr pointer.
> 
> Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>

Applied.
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