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[2620:137:e000::1:20]) by mx.google.com with ESMTP id z15-20020a170906434f00b0098275dc5c00si2013136ejm.533.2023.06.15.07.29.29; Thu, 15 Jun 2023 07:29:55 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel-dk.20221208.gappssmtp.com header.s=20221208 header.b=flAMMBYg; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344920AbjFONkY (ORCPT + 99 others); Thu, 15 Jun 2023 09:40:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49312 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344199AbjFONji (ORCPT ); Thu, 15 Jun 2023 09:39:38 -0400 Received: from mail-pf1-x42b.google.com (mail-pf1-x42b.google.com [IPv6:2607:f8b0:4864:20::42b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AA6DD3C33 for ; Thu, 15 Jun 2023 06:38:19 -0700 (PDT) Received: by mail-pf1-x42b.google.com with SMTP id d2e1a72fcca58-6584553892cso1906559b3a.0 for ; Thu, 15 Jun 2023 06:38:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20221208.gappssmtp.com; s=20221208; t=1686836258; x=1689428258; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=gNUKvq1f2fPVIon6l0YzXfgd6FlRDBSHq7wAWbzvj2I=; b=flAMMBYgJBeFy66IwkkmQLyeg9wKcLCDWR6DRCXb57F1RoUVhVdHGJqgmtxczRH57R my6oKxp2XoRguD94TcFKU9RuWK/jweawjfMyeTj49OwhiO/xoaUe8A9S7PNunJXrtfyt Az22NNINYuV1WHu08ktHIWdwKFKZ8/0Ek87pqPR3HjrX6novVillhpT8dL0KMEyMygiH qP9RkhE3ALnILFlSh7hxfb0jjJv5fwSbEt0vTwlFjRKHn8K6fpycRRIgeS22PrqBzDjQ ntS6uuDGIf/dyf+Vf3HaCypsXrvcGrU193xROQqhSNz13cmKBmFSe/jKMmFqBrLuEbOr fsQQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686836258; x=1689428258; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=gNUKvq1f2fPVIon6l0YzXfgd6FlRDBSHq7wAWbzvj2I=; b=RY2MUVRGf1g3Ow8RFWA2q+n0hkTAP7yyGG5yQ3BV8XY2SqcUKv+o1uwQTnqeNT1dHv LGhjudlure2EH+ckUyjULZJqOiXbsXUeCFDtKhWPUz+mk60zFzy+Bu/99QAFXm85yaS+ N5SL85/E1bE6rvEE0gHSCCS1srwlaOR0t+WiyGgTHwxLW6WZQbxOSlDFdXe1xDw0EsFT Le0nVjH2T+/g5kLIEdxYB3nsCwf6i6bnzrRaCY0zje7K6PHpXyc9aeHO5XE1mvwb2AIq WEqgTD8cPjgP9+f+ztA0nGC1kBOU5Odt2S1Q+E40pvFA93U2xPA+2HvHlqdQaNf49AiL 1/0w== X-Gm-Message-State: AC+VfDwCwMO24YZ1KxAnLkGAjGdLXta+BZAR0YkyEpo762jLnMoMWBSk aZ4XWZJzzzICLWl8kjyRdlsBrg== X-Received: by 2002:a05:6a20:42a5:b0:116:696f:1dd1 with SMTP id o37-20020a056a2042a500b00116696f1dd1mr23464104pzj.4.1686836258489; Thu, 15 Jun 2023 06:37:38 -0700 (PDT) Received: from [192.168.1.136] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id t13-20020a62ea0d000000b00660d80087a8sm12009948pfh.187.2023.06.15.06.37.37 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 15 Jun 2023 06:37:37 -0700 (PDT) Message-ID: <763cc719-f62d-529c-a1fd-75cb2554a84b@kernel.dk> Date: Thu, 15 Jun 2023 07:37:36 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux aarch64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Subject: Re: [PATCH] tools/io uring: Fix missing check for return value of malloc() Content-Language: en-US To: cymi20 Cc: "ammarfaizi2@gnuweeb.org" , "asml.silence@gmail.com" , "io-uring@vger.kernel.org" , "linux-kernel@vger.kernel.org" References: <20230615125045.125172-1-cymi20@fudan.edu.cn> <34898926-681e-1790-4303-e2b54e793a62@gnuweeb.org> From: Jens Axboe In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,NICE_REPLY_A,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 6/15/23 7:26?AM, cymi20 wrote: > Actually this checker is driven by inconsistency, it find almost all > callsite of malloc() in this module has Null check, except this > callsite. 1) don't top post 2) don't send html emails But more importantly, actually check the code before making wrong statements like that. The patch is pointless. -- Jens Axboe