From patchwork Tue Sep 27 15:40:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Yingliang X-Patchwork-Id: 609952 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 9C995C6FA92 for ; Tue, 27 Sep 2022 15:24:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231431AbiI0PYP (ORCPT ); Tue, 27 Sep 2022 11:24:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50844 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230443AbiI0PYM (ORCPT ); Tue, 27 Sep 2022 11:24:12 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 99FB01616CD for ; Tue, 27 Sep 2022 08:24:11 -0700 (PDT) Received: from dggpemm500022.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4McNbG2gK6zlVjH; Tue, 27 Sep 2022 23:19:54 +0800 (CST) Received: from dggpemm500007.china.huawei.com (7.185.36.183) by dggpemm500022.china.huawei.com (7.185.36.162) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 27 Sep 2022 23:24:09 +0800 Received: from huawei.com (10.175.103.91) by dggpemm500007.china.huawei.com (7.185.36.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 27 Sep 2022 23:24:09 +0800 From: Yang Yingliang To: CC: , , Subject: [PATCH -next 3/4] cpufreq: qcom-nvmem: Switch to use dev_err_probe() helper Date: Tue, 27 Sep 2022 23:40:20 +0800 Message-ID: <20220927154021.816570-4-yangyingliang@huawei.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220927154021.816570-1-yangyingliang@huawei.com> References: <20220927154021.816570-1-yangyingliang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpemm500007.china.huawei.com (7.185.36.183) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org In the probe path, dev_err() can be replaced with dev_err_probe() which will check if error code is -EPROBE_DEFER and prints the error name. It also sets the defer probe reason which can be checked later through debugfs. It's more simple in error path. Signed-off-by: Yang Yingliang --- drivers/cpufreq/qcom-cpufreq-nvmem.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c index 863548f59c3e..8bf2808f0181 100644 --- a/drivers/cpufreq/qcom-cpufreq-nvmem.c +++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c @@ -295,11 +295,8 @@ static int qcom_cpufreq_probe(struct platform_device *pdev) if (drv->data->get_version) { speedbin_nvmem = of_nvmem_cell_get(np, NULL); if (IS_ERR(speedbin_nvmem)) { - if (PTR_ERR(speedbin_nvmem) != -EPROBE_DEFER) - dev_err(cpu_dev, - "Could not get nvmem cell: %ld\n", - PTR_ERR(speedbin_nvmem)); - ret = PTR_ERR(speedbin_nvmem); + ret = dev_err_probe(cpu_dev, PTR_ERR(speedbin_nvmem), + "Could not get nvmem cell\n"); goto free_drv; }