From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BB857C433EF for ; Mon, 10 Jan 2022 23:59:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345792AbiAJX7V (ORCPT ); Mon, 10 Jan 2022 18:59:21 -0500 Received: from esa3.hgst.iphmx.com ([216.71.153.141]:11229 "EHLO esa3.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245605AbiAJX7U (ORCPT ); Mon, 10 Jan 2022 18:59:20 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1641859159; x=1673395159; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=M0O7YVD0mLk5LBqZhjWyuOp/++cCM2PQFruW/QrbzMk=; b=rOCYFe1ePoBCIoKjCbwd91h0UVJXRqaxvFWd3ylhsmIZhyoTcZnI662N jUJHeua2TBJCAN7p7A47dhdqLHun2ZrugM5kDLBj/Zt5diS7dvpoYizB4 7i7DuNdeaYO1STW8QwzWLoEFvFUs/dC0SsypVNenTyUbGSA/GbJgHRAGk kPkuthaTT9oHC5JzEk3qbrjcghAvbNABlm2AUvYbg6oTtFjrNsmziKmf+ dHv/kK40T1X0mSIcKwDGjjqkRXls8Nj1CHJ0+xf2KpGf/SFXxX7vdFmdZ dEmdDLNZ/pWJ4J6JDE6MqD+nB8GNxUFagjg2l3wb9hGWb+JuCLCG5nTuy Q==; X-IronPort-AV: E=Sophos;i="5.88,278,1635177600"; d="scan'208";a="194933219" Received: from h199-255-45-14.hgst.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 11 Jan 2022 07:59:19 +0800 IronPort-SDR: zgW4qTtmUh4jSt12oXjDSq3b+C9DVzsHzwJdy+wK89Hpps+v+zCk+ooqZgZyulFAVOgCKiwDW1 XqanpHQYYs3J/aTYIjzKE/KUblif35V3Xg+sngDjZPEr7mPovgQ5lHrcC4YYb2V6WjwPrA2z59 kiPXqZ1TJZlkMUzhBZSw06X1w4SgSOxTAQ0zHJ59SBD+pGXaulZADz/px3h0YL+LYRL6tCQ2mO 5LQBYBwf8XqOfqd6oq5ZxzMn90w7+Ynb7+Tu9HUMEknE+L1MS/hHQbO+dJhGGdp4GmfCskm+11 oG3KG1DesviwtVxSNiWYUr5O Received: from uls-op-cesaip02.wdc.com ([10.248.3.37]) by uls-op-cesaep01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jan 2022 15:33:03 -0800 IronPort-SDR: NbD1PWsFyVe3hayLWr7xlOMcWoaZ0wU1CE14L32DCeMXWEIkEl0itpRK1bvB5Jy55l3aqk0giC tgIQOwnFDiorspdtwekoHOIPuwklDvxN3boV8PNdEObmFDxCfFE48/awRa83T8kquu331Tz0o2 tr8m5+1l3W4twwGYhaXzOwrWp8e3/sophzW8acM+EC+UxmoFR3sPwQdL6Rk1+VWTLlnTtQvBF9 OcW/Dr40AjLRRwcUTLmpD+ZPKUDw7sE0aL4Z/M5UuGPTqSPn9fwnhss2wSRSryjy6TAPjAX/qX NHg= WDCIronportException: Internal Received: from usg-ed-osssrv.wdc.com ([10.3.10.180]) by uls-op-cesaip02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jan 2022 15:59:21 -0800 Received: from usg-ed-osssrv.wdc.com (usg-ed-osssrv.wdc.com [127.0.0.1]) by usg-ed-osssrv.wdc.com (Postfix) with ESMTP id 4JXrQc2fC0z1VSkZ for ; Mon, 10 Jan 2022 15:59:20 -0800 (PST) Authentication-Results: usg-ed-osssrv.wdc.com (amavisd-new); dkim=pass reason="pass (just generated, assumed good)" header.d=opensource.wdc.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d= opensource.wdc.com; h=content-transfer-encoding:content-type :in-reply-to:organization:from:references:to:content-language :subject:user-agent:mime-version:date:message-id; s=dkim; t= 1641859159; x=1644451160; bh=M0O7YVD0mLk5LBqZhjWyuOp/++cCM2PQFru W/QrbzMk=; b=F5n2Tljt7/3qPHeVw/BFUZkA3YEmAy96VyIwIrQQ6TomJG0bfyu 658/nDhvEzWc9fvr/8IZhdJCNBiHJxTaDWHCPxlrszSk+VJQqVIjBYEY2fP3FHXl Xcij2Glt2kpa+BBzt/jWc4Ne9Ci3aDR6j7Hszj53nxgvDFNWm3q84PDsFJtGq9Zm lW6e+ZCiTiMPwEueWy+iCMdLumcLqg5mYawzq2RegWW1jO044YbeG+dRfus//JDG XLmeORy2qnLrisqQGrS3m+DA5hMmq4R56JNHyJo4Xgb7lEoQx2txJLJjhVjD3Cu5 37PTlRbD1awIY/CO7PMc7cvEC0mEFYEQijQ== X-Virus-Scanned: amavisd-new at usg-ed-osssrv.wdc.com Received: from usg-ed-osssrv.wdc.com ([127.0.0.1]) by usg-ed-osssrv.wdc.com (usg-ed-osssrv.wdc.com [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id ljkpA8LO3eWs for ; Mon, 10 Jan 2022 15:59:19 -0800 (PST) Received: from [10.225.163.46] (unknown [10.225.163.46]) by usg-ed-osssrv.wdc.com (Postfix) with ESMTPSA id 4JXrQb0HFBz1VSkV; Mon, 10 Jan 2022 15:59:18 -0800 (PST) Message-ID: <5b404e0e-837f-4e97-857f-542bd0b1e48e@opensource.wdc.com> Date: Tue, 11 Jan 2022 08:59:17 +0900 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0 Subject: Re: [PATCH v3] ata: libata-scsi: simplify __ata_scsi_queuecmd() Content-Language: en-US To: Wenchao Hao , linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Zhiqiang Liu References: <20220106001354.2029046-1-haowenchao@huawei.com> From: Damien Le Moal Organization: Western Digital Research In-Reply-To: <20220106001354.2029046-1-haowenchao@huawei.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-ide@vger.kernel.org On 1/6/22 09:13, Wenchao Hao wrote: > This is just a clean code. Since each branch of "if" state would check > scmd->cmd_len, so move the check of scmd->cmd_len out of "if" state to > simplify parameters check. > > After the check of scmd->cmd_len is out of "if" state, we can remove > one redundant "if" state. > > Remove a redundant variable "rc" by hand. > > This patch do not change origin function logic. > > Signed-off-by: Wenchao Hao Applied to for-5.17 with some changes to the commit message to clarify the changes. Thanks. -- Damien Le Moal Western Digital Research