From patchwork Tue Aug 11 06:59:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 11708691 X-Patchwork-Delegate: daniel.lezcano@linaro.org Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F338F739 for ; Tue, 11 Aug 2020 07:04:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E079320825 for ; Tue, 11 Aug 2020 07:04:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728167AbgHKHEp (ORCPT ); Tue, 11 Aug 2020 03:04:45 -0400 Received: from inva020.nxp.com ([92.121.34.13]:41798 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727871AbgHKHEo (ORCPT ); Tue, 11 Aug 2020 03:04:44 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 2CCDE1A1E73; Tue, 11 Aug 2020 09:04:43 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id B1DC91A1E6D; Tue, 11 Aug 2020 09:04:38 +0200 (CEST) Received: from 10.192.242.69 (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id E4A8240243; Tue, 11 Aug 2020 09:04:32 +0200 (CEST) From: Anson Huang To: rui.zhang@intel.com, daniel.lezcano@linaro.org, amitk@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Linux-imx@nxp.com Subject: [PATCH V2 1/2] thermal: imx: Use dev_err_probe() to simplify error handling Date: Tue, 11 Aug 2020 14:59:44 +0800 Message-Id: <1597129185-8460-1-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org dev_err_probe() can reduce code size, uniform error handling and record the defer probe reason etc., use it to simplify the code. Signed-off-by: Anson Huang --- changes since V1: - remove redundant return value print. --- drivers/thermal/imx_thermal.c | 22 ++++++---------------- 1 file changed, 6 insertions(+), 16 deletions(-) diff --git a/drivers/thermal/imx_thermal.c b/drivers/thermal/imx_thermal.c index 3f74ab4..2c7473d 100644 --- a/drivers/thermal/imx_thermal.c +++ b/drivers/thermal/imx_thermal.c @@ -716,14 +716,9 @@ static int imx_thermal_probe(struct platform_device *pdev) if (of_find_property(pdev->dev.of_node, "nvmem-cells", NULL)) { ret = imx_init_from_nvmem_cells(pdev); - if (ret) { - if (ret == -EPROBE_DEFER) - return ret; - - dev_err(&pdev->dev, "failed to init from nvmem: %d\n", - ret); - return ret; - } + if (ret) + return dev_err_probe(&pdev->dev, ret, + "failed to init from nvmem\n"); } else { ret = imx_init_from_tempmon_data(pdev); if (ret) { @@ -746,14 +741,9 @@ static int imx_thermal_probe(struct platform_device *pdev) data->socdata->power_down_mask); ret = imx_thermal_register_legacy_cooling(data); - if (ret) { - if (ret == -EPROBE_DEFER) - return ret; - - dev_err(&pdev->dev, - "failed to register cpufreq cooling device: %d\n", ret); - return ret; - } + if (ret) + return dev_err_probe(&pdev->dev, ret, + "failed to register cpufreq cooling device\n"); data->thermal_clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(data->thermal_clk)) {