netdev - Re: [PATCH net] net: avoid NULL deref in inet_ctl_sock

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Date:	Mon, 02 Nov 2015 22:46:47 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	netdev@...r.kernel.org, dvyukov@...gle.com
Subject: Re: [PATCH net] net: avoid NULL deref in inet_ctl_sock_destroy()

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Mon, 02 Nov 2015 07:50:07 -0800

> From: Eric Dumazet <edumazet@...gle.com>
> 
> Under low memory conditions, tcp_sk_init() and icmp_sk_init()
> can both iterate on all possible cpus and call inet_ctl_sock_destroy(),
> with eventual NULL pointer.
> 
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Reported-by: Dmitry Vyukov <dvyukov@...gle.com>

Applied.
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