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[2620:137:e000::1:20]) by mx.google.com with ESMTP id g1-20020a17090a9b8100b00200acc2df73si475035pjp.166.2022.09.20.12.20.16; Tue, 20 Sep 2022 12:20:29 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b="gu4/i48+"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230322AbiITSg3 (ORCPT + 99 others); Tue, 20 Sep 2022 14:36:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41754 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230218AbiITSg1 (ORCPT ); Tue, 20 Sep 2022 14:36:27 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 109505E32B; Tue, 20 Sep 2022 11:36:27 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 9BB0CB81665; Tue, 20 Sep 2022 18:36:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 016C4C433C1; Tue, 20 Sep 2022 18:36:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1663698984; bh=j06Czh6fa3r451X6L5qEQHRqs8sdGXQ7HkWUYOH22c8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=gu4/i48+XxWPr1uruu55gEbwTWHJlH+OG28dQQm/ENFadcXowBBkssb6Vch85U07v FC3Wu23m7IyrejC2Y/rmkPW/6t2YQx8bLJ/zF/iEpTQ0qIhfswzGC0/HYVUI3GLlOq 7mwoc8ULpUamqtWtggk9WflM3sTQCQTaEtPJcBNRF0Rq1xWxl5thXLDSbT9zlTStKQ h8MNWmtgOkrVMJBENQnFIfci3FfuSNkK0CRhPmer2LG5SxhAGgkIF0FgRjxD14+haW Y2P2DK3sVTDIP99CkHVXq/3H35R6vuXvUdZBYxs9o7yg85ThSceuu8+MHzYw1MqRdE /lrhERQqzZ6OQ== Date: Tue, 20 Sep 2022 11:36:23 -0700 From: Jakub Kicinski To: Li Zhong Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org, pabeni@redhat.com, edumazet@google.com, davem@davemloft.net, anthony.l.nguyen@intel.com, jesse.brandeburg@intel.com Subject: Re: [PATCH v2] drivers/net/ethernet/intel/e100: check the return value of e100_exec_cmd() Message-ID: <20220920113623.2f041e80@kernel.org> In-Reply-To: <20220917001027.3799634-1-floridsleeves@gmail.com> References: <20220917001027.3799634-1-floridsleeves@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham 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, 16 Sep 2022 17:10:27 -0700 Li Zhong wrote: > Check the return value of e100_exec_cmd() which could return error code > when execution fails. You need to provide more detailed analysis in the commit message. Right now it looks like you're just blindly finding cases where return value is not checked and adding error checks. This is as likely to fix something as it is to break.