From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10692 invoked by alias); 17 Mar 2010 14:20:38 -0000 Received: (qmail 10674 invoked by uid 22791); 17 Mar 2010 14:20:38 -0000 X-SWARE-Spam-Status: No, hits=-7.9 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_HI,SPF_HELO_PASS X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 17 Mar 2010 14:20:33 +0000 Received: from int-mx04.intmail.prod.int.phx2.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.17]) by mx1.redhat.com (8.13.8/8.13.8) with ESMTP id o2HEKVUt002662 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Wed, 17 Mar 2010 10:20:32 -0400 Received: from x61.akkadia.org (vpn2-9-167.ams2.redhat.com [10.36.9.167]) by int-mx04.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id o2HEKSiI006878 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 17 Mar 2010 10:20:30 -0400 Message-ID: <4BA0E52C.8060701@redhat.com> Date: Wed, 17 Mar 2010 14:20:00 -0000 From: Ulrich Drepper User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; de-DE; rv:1.9.1.8) Gecko/20100301 Fedora/3.0.3-1.fc12 Lightning/1.0b2pre Thunderbird/3.0.3 MIME-Version: 1.0 To: libc-hacker@sourceware.org Subject: Re: [PATCH] Don't reject name server due to empty answer References: In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Mailing-List: contact libc-hacker-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-hacker-owner@sourceware.org X-SW-Source: 2010-03/txt/msg00008.txt.bz2 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 03/16/2010 10:17 AM, Andreas Schwab wrote: > The resolver rejects a name server when it responds with an empty reply > (both AA and RA flags cleared) like this: This code was added for a reason: https://bugzilla.redhat.com/show_bug.cgi?id=162625 Why should this be reverted? Yes, the TCP code should likely be fixed up as well but that's a different story. - -- ➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖ -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Using GnuPG with Fedora - http://enigmail.mozdev.org/ iEYEARECAAYFAkug5SwACgkQ2ijCOnn/RHRvPACeKkzg3lXy7czgzn7M24IoEAdu 6iIAn3THopqQmmooHpKZVvjeGaklSqqE =5G4u -----END PGP SIGNATURE-----