netdev - Re: SYN attack, with FIN flag set

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Message-Id: <20111204.012611.1174460605712653029.davem@davemloft.net>
Date:	Sun, 04 Dec 2011 01:26:11 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	denys@...p.net.lb, mjt@....msk.ru, netdev@...r.kernel.org
Subject: Re: SYN attack, with FIN flag set

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Sat, 03 Dec 2011 10:41:42 +0100

> [PATCH] tcp: drop SYN+FIN messages
> 
> Denys Fedoryshchenko reported that SYN+FIN attacks were bringing his
> linux machines to their limits.
> 
> Dont call conn_request() if the TCP flags includes SYN flag
> 
> Reported-by: Denys Fedoryshchenko <denys@...p.net.lb>
> Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>

Ok, I've applied this to net-next.
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