From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH] net: diag: Fix refcnt leak in error path destroying socket Date: Tue, 23 Aug 2016 23:12:40 -0700 (PDT) Message-ID: <20160823.231240.868460090939408317.davem@davemloft.net> References: <1472011527-16760-1-git-send-email-dsa@cumulusnetworks.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, lorenzo@google.com, eric.dumazet@gmail.com To: dsa@cumulusnetworks.com Return-path: Received: from shards.monkeyblade.net ([184.105.139.130]:57464 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753371AbcHXGMl (ORCPT ); Wed, 24 Aug 2016 02:12:41 -0400 In-Reply-To: <1472011527-16760-1-git-send-email-dsa@cumulusnetworks.com> Sender: netdev-owner@vger.kernel.org List-ID: From: David Ahern Date: Tue, 23 Aug 2016 21:05:27 -0700 > inet_diag_find_one_icsk takes a reference to a socket that is not > released if sock_diag_destroy returns an error. Fix by changing > tcp_diag_destroy to manage the refcnt for all cases and remove > the sock_put calls from tcp_abort. > > Fixes: c1e64e298b8ca ("net: diag: Support destroying TCP sockets") > Reported-by: Lorenzo Colitti > Signed-off-by: David Ahern Applied and queued up for -stable.