netdev - Re: [PATCH stable] ipv4: avoid passing NULL to inet_putpeer() in icmpv4_xrlim

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Date:	Fri, 07 Dec 2012 12:14:29 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	caiqian@...hat.com
Cc:	netdev@...r.kernel.org, ncardwell@...gle.com
Subject: Re: [PATCH stable] ipv4: avoid passing NULL to inet_putpeer() in
 icmpv4_xrlim_allow()

From: CAI Qian <caiqian@...hat.com>
Date: Fri, 7 Dec 2012 10:46:40 -0500 (EST)

> David, this patch looks applicable for the stable releases.
> 
> From Neal Cardwell <ncardwell@...gle.com>
> 
> inet_getpeer_v4() can return NULL under OOM conditions, and while
> inet_peer_xrlim_allow() is OK with a NULL peer, inet_putpeer() will
> crash.
> 
> This code path now uses the same idiom as the others from:
> 1d861aa4b3fb08822055345f480850205ffe6170 ("inet: Minimize use of
> cached route inetpeer.").
> 
> Signed-off-by: Neal Cardwell <ncardwell@...gle.com>
> Signed-off-by: David S. Miller <davem@...emloft.net>
> 
> Upstream-ID: e1a676424c290b1c8d757e3860170ac7ecd89af4
> Stable-trees: 3.6.x
> Signed-off-by: CAI Qian <caiqian@...hat.com>

Please stop submitting networking -stable changes.

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