From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net] soreuseport: fix NULL ptr dereference SO_REUSEPORT after bind Date: Tue, 19 Jan 2016 14:44:52 -0500 (EST) Message-ID: <20160119.144452.555969872261254175.davem@davemloft.net> References: <1453231628-18603-1-git-send-email-kraigatgoog@gmail.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, marc.c.dionne@gmail.com To: kraigatgoog@gmail.com Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:54404 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755745AbcASToz (ORCPT ); Tue, 19 Jan 2016 14:44:55 -0500 In-Reply-To: <1453231628-18603-1-git-send-email-kraigatgoog@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Craig Gallek Date: Tue, 19 Jan 2016 14:27:08 -0500 > From: Craig Gallek > > Marc Dionne discovered a NULL pointer dereference when setting > SO_REUSEPORT on a socket after it is bound. > This patch removes the assumption that at least one socket in the > reuseport group is bound with the SO_REUSEPORT option before other > bind calls occur. > > Fixes: e32ea7e74727 ("soreuseport: fast reuseport UDP socket selection") > Reported-by: Marc Dionne > Signed-off-by: Craig Gallek Applied, thanks everyone.