netdev - Re: [PATCH net-next] ipv6: fix a possible double free

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Message-Id: <20110920.151030.1978268649603302576.davem@davemloft.net>
Date:	Tue, 20 Sep 2011 15:10:30 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	rongqing.li@...driver.com
Cc:	netdev@...r.kernel.org, eric.dumazet@...il.com, stable@...nel.org
Subject: Re: [PATCH net-next] ipv6: fix a possible double free

From: <rongqing.li@...driver.com>
Date: Tue, 20 Sep 2011 13:52:16 +0800

> From: Roy.Li <rongqing.li@...driver.com>
> 
> When calling snmp6_alloc_dev fails, the snmp6 relevant memory
> are freed by snmp6_alloc_dev. Calling in6_dev_finish_destroy
> will free these memory twice.
> 
> Double free will lead that undefined behavior occurs.
> 
> Signed-off-by: Roy.Li <rongqing.li@...driver.com>
> Acked-by: Eric Dumazet <eric.dumazet@...il.com>

Applied and queued up for -stable, thanks.
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