From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx177.postini.com [74.125.245.177]) by kanga.kvack.org (Postfix) with SMTP id BB4E26B005D for ; Fri, 11 Jan 2013 01:49:56 -0500 (EST) Date: Thu, 10 Jan 2013 22:49:54 -0800 (PST) Message-Id: <20130110.224954.902891494419623809.davem@davemloft.net> Subject: Re: 3.8-rc2/rc3 write() blocked on CLOSE_WAIT TCP socket From: David Miller In-Reply-To: <1357870727.27446.2988.camel@edumazet-glaptop> References: <20130111004915.GA15415@dcvr.yhbt.net> <1357869675.27446.2962.camel@edumazet-glaptop> <1357870727.27446.2988.camel@edumazet-glaptop> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: eric.dumazet@gmail.com Cc: normalperson@yhbt.net, netdev@vger.kernel.org, mgorman@suse.de, linux-mm@kvack.org, linux-kernel@vger.kernel.org, riel@redhat.com, minchan@kernel.org, akpm@linux-foundation.org, torvalds@linux-foundation.org From: Eric Dumazet Date: Thu, 10 Jan 2013 18:18:47 -0800 > [PATCH] tcp: accept RST without ACK flag > > commit c3ae62af8e755 (tcp: should drop incoming frames without ACK flag > set) added a regression on the handling of RST messages. > > RST should be allowed to come even without ACK bit set. We validate > the RST by checking the exact sequence, as requested by RFC 793 and > 5961 3.2, in tcp_validate_incoming() > > Reported-by: Eric Wong > Signed-off-by: Eric Dumazet Applied, thanks Eric. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org