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[2620:137:e000::1:18]) by mx.google.com with ESMTPS id bj12-20020a170902850c00b00153b2d164ccsi10464355plb.212.2022.04.04.18.34.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 Apr 2022 18:34:27 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) client-ip=2620:137:e000::1:18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel-dk.20210112.gappssmtp.com header.s=20210112 header.b=nELgAlV6; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 8CA0B1F0449; Mon, 4 Apr 2022 17:24:34 -0700 (PDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353342AbiDAX6h (ORCPT + 99 others); Fri, 1 Apr 2022 19:58:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233669AbiDAX6f (ORCPT ); Fri, 1 Apr 2022 19:58:35 -0400 Received: from mail-pf1-x432.google.com (mail-pf1-x432.google.com [IPv6:2607:f8b0:4864:20::432]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 061D155228 for ; Fri, 1 Apr 2022 16:56:44 -0700 (PDT) Received: by mail-pf1-x432.google.com with SMTP id s8so3958591pfk.12 for ; Fri, 01 Apr 2022 16:56:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; h=from:to:cc:in-reply-to:references:subject:message-id:date :mime-version:content-transfer-encoding; bh=VQ+/LXmZBpLsFWJ/iYBd7+wR3oEOq8NpUsezc2JIIDw=; b=nELgAlV6Vv2GxUEc8WOyDjluNtKh3pCKw9l+sXlrNhWtxWpRQnlCpoYKbdUTvQH9Lr AuOGkrI3yUsyH7dvAa75ZRAev2JfkpPm1AnVB+MJ3PvPXUybjOcbCeH7YjOe8d3fKjHQ bvgiZgtaVO9eMdk3nIcXnBh1XDU5Od2gdyP1m31xyY66hXq2Cf0CpRUV16BBIXoe/4xx TIWAKclzDrq6q8CQdHnv/ByYsF345EJzjT/NIkwH0KD8db33UVuSj8wLjArH1pImZDNB VhbvEsbNvko4CbsDZOkBEB6aK9jODfJvr/eQx1DfdZ2R4CctWHceZhMi2SZvHwitnn9X AwKg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:in-reply-to:references:subject :message-id:date:mime-version:content-transfer-encoding; bh=VQ+/LXmZBpLsFWJ/iYBd7+wR3oEOq8NpUsezc2JIIDw=; b=1XnJzz12o1nnNpcjNSHYuR5Kk1lxvBrEM0S/SDoitto/0reKXsnSF9wR9KCIWvQIwV +jIYd98mk6vHhbl5sl3JGj7aAtKgdctU1ix7DW8/IKe0QaU+AefCRqTu8Lv3Ydw4+MJ8 DGuYgrgN28Y+eDn23H8PLXoS1N8WvlTGsFYAT6qPIpZTTYrwCt5LHdCDII8yXS+vyVOw bdBRE/aaOKBF9Jak7LhkWPEuYYsIHNRyII88HROvvx8mEtm/wT2phRRhkrAOtCmiQ2h7 ug2soN5hhnmQgpeeMTgeDQRQJO75APiaiIjMYohCMZ3SYvCeR56Si9nF3PkZHQfRikFu f/Nw== X-Gm-Message-State: AOAM531Zc3wyjGrbMNmB3S3G6Idf/xhcgMsoWQNNUDrNwrwZh/wSeQJs Q239PUuYzGrtzofm3UKXxsW0lg== X-Received: by 2002:a05:6a00:234f:b0:4f6:f0c0:ec68 with SMTP id j15-20020a056a00234f00b004f6f0c0ec68mr13549033pfj.14.1648857403369; Fri, 01 Apr 2022 16:56:43 -0700 (PDT) Received: from [127.0.1.1] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id v189-20020a622fc6000000b004fb72e95806sm4044187pfv.48.2022.04.01.16.56.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Apr 2022 16:56:42 -0700 (PDT) From: Jens Axboe To: Philipp Reisner , Jakob Koschel Cc: Mike Rapoport , Lars Ellenberg , drbd-dev@lists.linbit.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, "Bos, H.J." , Cristiano Giuffrida , Brian Johannesmeyer In-Reply-To: <20220331220349.885126-1-jakobkoschel@gmail.com> References: <20220331220349.885126-1-jakobkoschel@gmail.com> Subject: Re: [PATCH 1/2] drbd: remove usage of list iterator variable after loop for list_for_each_entry_safe_from() Message-Id: <164885740219.761778.5044909883791536138.b4-ty@kernel.dk> Date: Fri, 01 Apr 2022 17:56:42 -0600 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RDNS_NONE, SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=no 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 Fri, 1 Apr 2022 00:03:48 +0200, Jakob Koschel wrote: > In preparation to limit the scope of a list iterator to the list > traversal loop, use a dedicated pointer to iterate through the list [1]. > > Since that variable should not be used past the loop iteration, a > separate variable is used to 'remember the current location within the > loop'. > > [...] Applied, thanks! [1/2] drbd: remove usage of list iterator variable after loop for list_for_each_entry_safe_from() commit: 901aeda62efa21f2eae937bccb71b49ae531be06 [2/2] drbd: remove check of list iterator against head past the loop body commit: 2651ee5ae43241831ca63d7158bb2b151a6a0e1f Best regards, -- Jens Axboe