From patchwork Fri Dec 10 11:07:30 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adhemerval Zanella Netto X-Patchwork-Id: 48770 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id D5E0A3858020 for ; Fri, 10 Dec 2021 11:07:58 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org D5E0A3858020 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1639134478; bh=OUubuSwhpcQ1YQxk16PTYuBiSpKT/nMLTREnE10bICE=; h=To:Subject:Date:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:From; b=aa96OeQpPwaL/i5AOxqide59S2/QYTQMFaxwErSMs+Cvl/mQO2in5yJFjIWSJZShk COakFBaqQQJy1NeGs4Og/tvvizrn0qGuJXGH2ReQstqONNmk/SNMBjaZ49s0n48LI4 NA0u/+7qFehY9cEUbtkUQOVGNmzQ37NXQW09WKzE= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mail-ua1-x92a.google.com (mail-ua1-x92a.google.com [IPv6:2607:f8b0:4864:20::92a]) by sourceware.org (Postfix) with ESMTPS id C52C83858D35 for ; Fri, 10 Dec 2021 11:07:36 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org C52C83858D35 Received: by mail-ua1-x92a.google.com with SMTP id l24so16151387uak.2 for ; Fri, 10 Dec 2021 03:07:36 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=OUubuSwhpcQ1YQxk16PTYuBiSpKT/nMLTREnE10bICE=; b=6JOipJOa4mX8nkN0AfrIjOwKGSuR6Ly1P7GO71h1qqG7evCG7zxNTyXqK5JSeksRgR TRzslR6+GxehWuLiL226/kmPqgTzlaBdil/DdgYNYcCJ/GaBVx7uCpun4DHdcDXQbQE/ CNRmBsxNnlSA/9s1NkbHq+/EYgDSbAc3FAlw6eZdJ4RnTASK9OmqbNmTPPf4wSVwO5LX Hs3Ro4I7xF/yD0N24ugVYP/aO+42B/m4cuueB4yISzdJCdyH1pNguOyY1Hf8l1oWkjIj qGLLpnS6JO4StYu9I8SbXHwFW+eclLAwk8P0chaqeFhFGmAfFuOk/JHD1aD/zWNcZ2ik 4FOg== X-Gm-Message-State: AOAM530W8So/EFp15bPvqbzBGniYfsNUS4POJX6Y2/roJkgAfxuH2IrA hpPtY0kBz4F5xXywHV/in80DDl09dUYMSg== X-Google-Smtp-Source: ABdhPJzGXx38zrzdQy9WhXVvyzY9agFDq6mhdZ6i/UlntLcf6j2UwSVT5jxP37Xwi+vMEP68Bf8o2g== X-Received: by 2002:a05:6102:3ec9:: with SMTP id n9mr16154379vsv.67.1639134456298; Fri, 10 Dec 2021 03:07:36 -0800 (PST) Received: from birita.. ([2804:431:c7ca:a776:ce11:d591:8bd5:613f]) by smtp.gmail.com with ESMTPSA id w11sm1704758vkm.14.2021.12.10.03.07.35 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Dec 2021 03:07:36 -0800 (PST) To: libc-alpha@sourceware.org Subject: [PATCH v2 0/3] Fixes for getnameinfo() with NI_NOFQDN Date: Fri, 10 Dec 2021 08:07:30 -0300 Message-Id: <20211210110733.1499984-1-adhemerval.zanella@linaro.org> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 X-Spam-Status: No, score=-6.4 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Adhemerval Zanella via Libc-alpha From: Adhemerval Zanella Netto Reply-To: Adhemerval Zanella Errors-To: libc-alpha-bounces+patchwork=sourceware.org@sourceware.org Sender: "Libc-alpha" Changes from v2: * Refactored nrl_domainname_core() and fixed a possible memory leak on failure path. Changes from v1: * Keep the double-checked locking optimization. * Also check for strdup return for EAI_MEMORY Adhemerval Zanella (3): inet: Fix getnameinfo (NI_NOFQDN) race condition (BZ#28566) inet: Remove strdupa from nrl_domainname() inet: Return EAI_MEMORY when nrl_domainname() fails to allocate memory inet/getnameinfo.c | 200 ++++++++++++++++++++++++--------------------- 1 file changed, 106 insertions(+), 94 deletions(-)