netdev - Re: [PATCH net] ipv6: lock socket in ip6_datagram

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Message-Id: <20150715.172612.2146759620527413231.davem@davemloft.net>
Date:	Wed, 15 Jul 2015 17:26:12 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	netdev@...r.kernel.org, yoshfuji@...ux-ipv6.org
Subject: Re: [PATCH net] ipv6: lock socket in ip6_datagram_connect()

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Tue, 14 Jul 2015 08:10:22 +0200

> From: Eric Dumazet <edumazet@...gle.com>
> 
> ip6_datagram_connect() is doing a lot of socket changes without
> socket being locked.
> 
> This looks wrong, at least for udp_lib_rehash() which could corrupt
> lists because of concurrent udp_sk(sk)->udp_portaddr_hash accesses.
> 
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Applied and queued up for -stable, thanks.
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