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 X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9F601C433E1 for ; Thu, 11 Jun 2020 15:16:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7462820792 for ; Thu, 11 Jun 2020 15:16:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="hIXDzAZn" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728533AbgFKPQd (ORCPT ); Thu, 11 Jun 2020 11:16:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39080 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728462AbgFKPQd (ORCPT ); Thu, 11 Jun 2020 11:16:33 -0400 Received: from mail-pf1-x444.google.com (mail-pf1-x444.google.com [IPv6:2607:f8b0:4864:20::444]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A9754C08C5C2 for ; Thu, 11 Jun 2020 08:16:32 -0700 (PDT) Received: by mail-pf1-x444.google.com with SMTP id a127so2788678pfa.12 for ; Thu, 11 Jun 2020 08:16:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=5Wzj/6YJUHkYVTM6L7OjwBpDRpF+0Bo6tec4TfXLqcw=; b=hIXDzAZnr9+g6rNc5rgs19E0NWXMj94q0FcoRTIFO07Bu3APgCTC2Udk222dEj8Veb xdlrNLbqHHGAOTqVf9fsKCyeuYSwUZngTGRosPxF4febY+lmkPCtFWUdlGNqd+pk3Kb9 YIYTp4c5DyalNb7Q4KzQ01rzqR+rpFWXhSKcyange+wCzyVs7YPgtr4jQTk3HrLXDLea rAHCa/21pG0JMRaQRKxAlzvhvVrrh3DMNS9OP1qs/EqjMu33Zekele5WpFL3TorGvc9r 3Hom9bGQxaTUythX/J9Zp4zWe3ESVKJp8Ja+6EMmcS3YNO3RDjp4Z3oPFDoIcccZ40Dq +XuQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; 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=5Wzj/6YJUHkYVTM6L7OjwBpDRpF+0Bo6tec4TfXLqcw=; b=bLkXfGLBE1BZ9VzrPOE5wmySXXldDhtO3xnoz8EDoKS3HrV9HcfNyzMWkFnNp2RcN1 Gm+qWFeakS0Z0nO7eGBjJdMD/uMdX6ksluOPvrafJnpDsAPn2C62EoteE0QyJ/X09/cy z9iQlDbE7GDnYEsadK2BkBnFVdFSIXs9sTN2CpcEj+ZbNmYsKnb8rLhsax/W6WaAyQ5r vwUkz6xK6f4TCuONfWitnBJ6eP5Gom3CKSD1uAngkeSqDW1zOiDK+fysho6ruwOOFYp/ pjkSh0rvkUgrszWwRi4GjNXfGu+zahQNm7dJIvJ7Z1bOFuAcrnjBKyjIl62JoZ6lcFuq Qx5A== X-Gm-Message-State: AOAM530EQfY1Tlko7nRVTsww8tS14fKdjEV42jnGzasFMNCMCN2PLoDd YbAmF9ezJMeOSOOP0jSYBItvRDYWKQMxjA== X-Google-Smtp-Source: ABdhPJyxbwLNFGeh47w7TpUaWru6e0CkefHtWL0j+9FKnzj8KhAuJi3W+16DMcpUr84qEr2q3biO2g== X-Received: by 2002:a63:6b86:: with SMTP id g128mr7219789pgc.445.1591888591908; Thu, 11 Jun 2020 08:16:31 -0700 (PDT) Received: from [192.168.1.188] ([66.219.217.173]) by smtp.gmail.com with ESMTPSA id j2sm3097654pjf.4.2020.06.11.08.16.30 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 11 Jun 2020 08:16:31 -0700 (PDT) Subject: Re: [PATCH] umem: remove redundant initialization of variable ret To: Colin King , linux-block@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org References: <20200611143527.925712-1-colin.king@canonical.com> From: Jens Axboe Message-ID: Date: Thu, 11 Jun 2020 09:16:28 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200611143527.925712-1-colin.king@canonical.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 6/11/20 8:35 AM, Colin King wrote: > From: Colin Ian King > > The variable ret is being initialized with a value that is never read > and it is being updated later with a new value. The initialization is > redundant and can be removed. Applied, thanks. -- Jens Axboe