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=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 1F0BBC33C8C for ; Mon, 6 Jan 2020 12:48:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E963E208C4 for ; Mon, 6 Jan 2020 12:48:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726487AbgAFMsr (ORCPT ); Mon, 6 Jan 2020 07:48:47 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:8680 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726080AbgAFMsr (ORCPT ); Mon, 6 Jan 2020 07:48:47 -0500 Received: from DGGEMS404-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 30EEE82E7F0F2DF9B2FF; Mon, 6 Jan 2020 20:48:44 +0800 (CST) Received: from [127.0.0.1] (10.173.220.96) by DGGEMS404-HUB.china.huawei.com (10.3.19.204) with Microsoft SMTP Server id 14.3.439.0; Mon, 6 Jan 2020 20:48:34 +0800 Subject: Re: [PATCH] net: 3com: 3c59x: remove set but not used variable 'mii_reg1' To: Andrew Lunn , Florian Fainelli CC: Vladimir Oltean , Matthew Wilcox , , "David S. Miller" , "Heiner Kallweit" , Jakub Kicinski , , , , netdev , lkml , , References: <20200103121907.5769-1-yukuai3@huawei.com> <20200103144623.GI6788@bombadil.infradead.org> <20200103175318.GN1397@lunn.ch> <20200103193758.GO1397@lunn.ch> From: "yukuai (C)" Message-ID: <983f869c-5638-8f77-d404-e1164e34f73f@huawei.com> Date: Mon, 6 Jan 2020 20:48:33 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20200103193758.GO1397@lunn.ch> Content-Type: text/plain; charset="gbk"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.173.220.96] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2020/1/4 3:37, Andrew Lunn wrote: >> And since more reviewers are on the same boat, the fix should probably >> look to eliminate the warning by doing something like: >> >> (void)mdio_read(dev, vp->phys[0], MII_BMSR); > > Yes, this is the safe option. > > Andrew > > . Thank you all for your response! Yu Kuai