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[23.128.96.18]) by mx.google.com with ESMTP id p40si4451630jal.133.2021.11.03.10.19.06; Wed, 03 Nov 2021 10:19:18 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231219AbhKCRU3 (ORCPT + 99 others); Wed, 3 Nov 2021 13:20:29 -0400 Received: from mail-pj1-f46.google.com ([209.85.216.46]:35400 "EHLO mail-pj1-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229587AbhKCRU2 (ORCPT ); Wed, 3 Nov 2021 13:20:28 -0400 Received: by mail-pj1-f46.google.com with SMTP id n11-20020a17090a2bcb00b001a1e7a0a6a6so1928044pje.0; Wed, 03 Nov 2021 10:17:52 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=Z5t0d+gRdOOdUtLccG4kB8aZNuMShtmwN1sAfSZJiMc=; b=uHTvxAsdrQpKaVM4lj99ry8b5cz5scLkpTUEkK2FrZa6gW3OEtryNoHnSwKgtELJnW glkD6V9v2iN8zH+jP3jZwCj0+VGKs3FHIqLFUooxEzHi2VlJnT+Aegw7o97+06T3MdUY 4TPsshlqXw+w0ORXwhvkDOYr7Vc58CSpDbAZPLuHyuFT4xINAh8vNgMgFjip7RImaz1p tUfEgfj9ZBvIiCyM7ZqC1/YsjfC9IkoAuwMFm2YWpOJfts41ZrGwokrbDbUavejR31iW 85SnTK/ldI78PtwI5el3/dQ5j8zNArzss7hXxPoejomPntSL7xwJRDGltNmZ3WY/IvSe myQw== X-Gm-Message-State: AOAM532sL3iFGHHyy10H/Ebr1bQTgEdZQTiMxaBWB1fwMssWWRVftA2r oDknNgWIhajpQUCVCZ2oye0= X-Received: by 2002:a17:902:b696:b0:141:afeb:a40c with SMTP id c22-20020a170902b69600b00141afeba40cmr33144821pls.38.1635959871676; Wed, 03 Nov 2021 10:17:51 -0700 (PDT) Received: from bvanassche-linux.mtv.corp.google.com ([2620:15c:211:201:9416:5327:a40e:e300]) by smtp.gmail.com with ESMTPSA id z3sm3065481pfh.79.2021.11.03.10.17.50 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 03 Nov 2021 10:17:51 -0700 (PDT) Subject: Re: [PATCH v2 2/2] scsi: core: remove command size deduction from scsi_setup_scsi_cmnd To: Tadeusz Struk , linux-scsi@vger.kernel.org Cc: Christoph Hellwig , "James E . J . Bottomley" , "Martin K . Petersen" , linux-kernel@vger.kernel.org, stable@vger.kernel.org, syzbot+5516b30f5401d4dcbcae@syzkaller.appspotmail.com References: <20211103170659.22151-1-tadeusz.struk@linaro.org> <20211103170659.22151-2-tadeusz.struk@linaro.org> From: Bart Van Assche Message-ID: <35006864-549a-20bd-e03e-2ab449a1cc6e@acm.org> Date: Wed, 3 Nov 2021 10:17:50 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: <20211103170659.22151-2-tadeusz.struk@linaro.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/3/21 10:06 AM, Tadeusz Struk wrote: > diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c > index 572673873ddf..e026da7549be 100644 > --- a/drivers/scsi/scsi_lib.c > +++ b/drivers/scsi/scsi_lib.c > @@ -1174,8 +1174,6 @@ static blk_status_t scsi_setup_scsi_cmnd(struct scsi_device *sdev, > } > > cmd->cmd_len = scsi_req(req)->cmd_len; > - if (cmd->cmd_len == 0) > - cmd->cmd_len = scsi_command_size(cmd->cmnd); > cmd->cmnd = scsi_req(req)->cmd; > cmd->transfersize = blk_rq_bytes(req); > cmd->allowed = scsi_req(req)->retries; Reviewed-by: Bart Van Assche