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[2620:137:e000::1:20]) by mx.google.com with ESMTP id bx14-20020a0564020b4e00b004484fbd4d33si733626edb.117.2022.09.09.09.26.20; Fri, 09 Sep 2022 09:26:47 -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; 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=acm.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231229AbiIIQNv (ORCPT + 99 others); Fri, 9 Sep 2022 12:13:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50274 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229825AbiIIQNt (ORCPT ); Fri, 9 Sep 2022 12:13:49 -0400 Received: from mail-pj1-f50.google.com (mail-pj1-f50.google.com [209.85.216.50]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1CB7B113C79; Fri, 9 Sep 2022 09:13:48 -0700 (PDT) Received: by mail-pj1-f50.google.com with SMTP id fs14so1956369pjb.5; Fri, 09 Sep 2022 09:13:48 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date; bh=MadgPW3bIWnxdQfPPdsGGoJAqevbbigFAqjHQW6xs94=; b=wqbj3f595hULA10GcnqdI+/wbiOL01RQ7aXYAO7QeWtqf8Lvx5MKWBtUDLYeCY7Ulm peJfFyCT/RbdDRPPa9S4wdOaI6eQ52bYIH5zdMsuhPLJy0WG8mbCTLHv67yFgTS5zhNA dzA2ZKp7s9ub0qzWRb+Ai3STevtf6T/IN/pGlAKvHh6DnKVq5KkbyGccJ357qZEUL8k7 cZroO5PEkD8s1QKzcw6pthSOR61Ck2anU4g/cWvCoajN/9fUsD0sTqtpDoq70pJZgHK1 LzdcYZ/A6kjxLn8T4RKcrKi9OePXbefOY8j6kfiFX+EE90vCDWgjorI1DSX4oipDSp3H Fqgg== X-Gm-Message-State: ACgBeo2sXyOdoleNx26JUCG88mJ38rCkVhBTvNFoXlLDKjpv5VVeYqh8 dM1Zp8cX2qgr8WoZCW3ksLAgsuo5dR0= X-Received: by 2002:a17:90b:1e0c:b0:1f5:4e52:4866 with SMTP id pg12-20020a17090b1e0c00b001f54e524866mr10650864pjb.230.1662740027435; Fri, 09 Sep 2022 09:13:47 -0700 (PDT) Received: from [192.168.3.219] ([98.51.102.78]) by smtp.gmail.com with ESMTPSA id g14-20020aa79dce000000b00540ad46bc1dsm699614pfq.157.2022.09.09.09.13.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 09 Sep 2022 09:13:46 -0700 (PDT) Message-ID: <253db188-04d2-6bea-4d4f-33371bfae929@acm.org> Date: Fri, 9 Sep 2022 09:13:44 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.2.1 Subject: Re: [PATCH] infiniband: ulp: srpt: Use flex array destination for memcpy() To: Hangyu Hua , jgg@ziepe.ca, leon@kernel.org, gustavoars@kernel.org Cc: linux-rdma@vger.kernel.org, target-devel@vger.kernel.org, linux-kernel@vger.kernel.org References: <20220909022943.8896-1-hbh25y@gmail.com> Content-Language: en-US From: Bart Van Assche In-Reply-To: <20220909022943.8896-1-hbh25y@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-3.5 required=5.0 tests=BAYES_00, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, NICE_REPLY_A,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL, 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 9/8/22 19:29, Hangyu Hua wrote: > In preparation for FORTIFY_SOURCE performing run-time destination buffer > bounds checking for memcpy(), specify the destination output buffer > explicitly, instead of asking memcpy() to write past the end of what looked > like a fixed-size object. Reviewed-by: Bart Van Assche