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 1996AC433F5 for ; Tue, 7 Dec 2021 10:18:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229824AbhLGKWT (ORCPT ); Tue, 7 Dec 2021 05:22:19 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:41388 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229758AbhLGKWS (ORCPT ); Tue, 7 Dec 2021 05:22:18 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1638872328; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=RCZbDnbEh9UK6bU7RJluwKcGq9uZewyX/bt5UOEgz80=; b=GrLhP/VoXEP0dFgWSs1vDF4+RrtRweLnTq2XWmL5lOnIOwLQBB2TSZQYoyrUg6A3W0LP7H pl/Qgi1MAJ0jLA7T2Rpd4e6gv70aNmeoJhOvE0x/PoIG5kNto7ZlfurQPDJoLb8oH0jHm3 V2ZCD85Rzwmdp01UCjeRn1++oChIk10= Received: from mail-wm1-f69.google.com (mail-wm1-f69.google.com [209.85.128.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-3-kGx-y3GsNxml8Nwb0_JCww-1; Tue, 07 Dec 2021 05:18:47 -0500 X-MC-Unique: kGx-y3GsNxml8Nwb0_JCww-1 Received: by mail-wm1-f69.google.com with SMTP id ay17-20020a05600c1e1100b0033f27b76819so7485197wmb.4 for ; Tue, 07 Dec 2021 02:18:47 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:organization:in-reply-to :content-transfer-encoding; bh=RCZbDnbEh9UK6bU7RJluwKcGq9uZewyX/bt5UOEgz80=; b=vGk9PMvCE069pr//57tVYgEolyjSGBTCgQFIHU/lGaGuQ/Y2uAiz00nUctiVojkcTd mLh4Psi1mWQOW4szJb3Ye+cTXdRiSGVdtu1IE27mbY6LGFL6wEMDDaBRISVValUuiQuQ QiC9Tnwa4GhaYVRitWXStUMTt8IJcKjXlxKpgD7FeNc6jGviatHL+vFItPuJzyBjVzoH FERp62cmnpioZsCERlOxDTyNiwSBYfHiw88o/+7C/ae6/w+ayQnUxbG50PNXYmDIBb4L vrmhKSF+QqCjGgkOOhWFhtSYEZd0Vkl6G3m4Jp+xt3PyEJjmMo+p9hC9BiDTgKCpzsry UDpg== X-Gm-Message-State: AOAM531JqcDQMJ//LJUGrwF8Bzx3YP/hRppczcd5iXqzQf6JNEGOsb7G pY3JIVclYIN6lsxYKyRRM78xoTvdr4k3er9bWMPexYcyx9W6Ti4cglXRX5WNULbbVM+kpYdHIWK YF28bmhIrgyIP66L534mZRn2A X-Received: by 2002:adf:8b1e:: with SMTP id n30mr49452836wra.75.1638872326203; Tue, 07 Dec 2021 02:18:46 -0800 (PST) X-Google-Smtp-Source: ABdhPJyA2Tl2YN9Wye0XvROD5EVAcbTqHiHWYbDy6hHq2NvqLuJKzyLtdSeyX+0nZwRHbRXD6Ex3lg== X-Received: by 2002:adf:8b1e:: with SMTP id n30mr49452821wra.75.1638872326049; Tue, 07 Dec 2021 02:18:46 -0800 (PST) Received: from [192.168.3.132] (p4ff23e57.dip0.t-ipconnect.de. [79.242.62.87]) by smtp.gmail.com with ESMTPSA id w17sm14565391wrp.79.2021.12.07.02.18.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 07 Dec 2021 02:18:45 -0800 (PST) Message-ID: <72c5006e-fc04-8546-7754-3b03ae0a968e@redhat.com> Date: Tue, 7 Dec 2021 11:18:44 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.2.0 Subject: Re: [PATCH] mm:remove unneeded variable Content-Language: en-US To: cgel.zte@gmail.com, akpm@linux-foundation.org Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, chiminghao , Zeal Robot References: <20211207083222.401594-1-chi.minghao@zte.com.cn> From: David Hildenbrand Organization: Red Hat In-Reply-To: <20211207083222.401594-1-chi.minghao@zte.com.cn> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07.12.21 09:32, cgel.zte@gmail.com wrote: > From: chiminghao > > return value form directly instead of > taking this in another redundant variable. > > Reported-by: Zeal Robot > Signed-off-by: chiminghao > --- > mm/truncate.c | 5 +---- > 1 file changed, 1 insertion(+), 4 deletions(-) > > diff --git a/mm/truncate.c b/mm/truncate.c > index cc83a3f7c1ad..41b8249b3b4a 100644 > --- a/mm/truncate.c > +++ b/mm/truncate.c > @@ -205,7 +205,6 @@ static void truncate_cleanup_page(struct page *page) > static int > invalidate_complete_page(struct address_space *mapping, struct page *page) > { > - int ret; > > if (page->mapping != mapping) > return 0; > @@ -213,9 +212,7 @@ invalidate_complete_page(struct address_space *mapping, struct page *page) > if (page_has_private(page) && !try_to_release_page(page, 0)) > return 0; > > - ret = remove_mapping(mapping, page); > - > - return ret; > + return remove_mapping(mapping, page); > } > > int truncate_inode_page(struct address_space *mapping, struct page *page) > Reviewed-by: David Hildenbrand -- Thanks, David / dhildenb