From patchwork Fri Sep 17 04:22:08 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Cai,Huoqing" X-Patchwork-Id: 12500989 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 112C6C433FE for ; Fri, 17 Sep 2021 04:22:30 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CD6D860FBF for ; Fri, 17 Sep 2021 04:22:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org CD6D860FBF Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=baidu.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id AA8BD6EB47; Fri, 17 Sep 2021 04:22:27 +0000 (UTC) Received: from baidu.com (mx24.baidu.com [111.206.215.185]) by gabe.freedesktop.org (Postfix) with ESMTP id 6DBAA6EB47 for ; Fri, 17 Sep 2021 04:22:25 +0000 (UTC) Received: from BC-Mail-Ex03.internal.baidu.com (unknown [172.31.51.43]) by Forcepoint Email with ESMTPS id EF4F84E4D0413A9999FC; Fri, 17 Sep 2021 12:22:23 +0800 (CST) Received: from BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) by BC-Mail-Ex03.internal.baidu.com (172.31.51.43) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2242.12; Fri, 17 Sep 2021 12:22:23 +0800 Received: from LAPTOP-UKSR4ENP.internal.baidu.com (172.31.63.8) by BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Fri, 17 Sep 2021 12:22:23 +0800 From: Cai Huoqing To: CC: Jingoo Han , , , Subject: [PATCH 2/6] fbdev: pxa168fb: Make use of the helper function dev_err_probe() Date: Fri, 17 Sep 2021 12:22:08 +0800 Message-ID: <20210917042213.17689-2-caihuoqing@baidu.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210917042213.17689-1-caihuoqing@baidu.com> References: <20210917042213.17689-1-caihuoqing@baidu.com> MIME-Version: 1.0 X-Originating-IP: [172.31.63.8] X-ClientProxiedBy: BJHW-Mail-Ex05.internal.baidu.com (10.127.64.15) To BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" When possible use dev_err_probe help to properly deal with the PROBE_DEFER error, the benefit is that DEFER issue will be logged in the devices_deferred debugfs file. Using dev_err_probe() can reduce code size, and the error value gets printed. Signed-off-by: Cai Huoqing --- drivers/video/fbdev/pxa168fb.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/video/fbdev/pxa168fb.c b/drivers/video/fbdev/pxa168fb.c index 47e6a1d0d229..35cf806a9219 100644 --- a/drivers/video/fbdev/pxa168fb.c +++ b/drivers/video/fbdev/pxa168fb.c @@ -606,10 +606,9 @@ static int pxa168fb_probe(struct platform_device *pdev) } clk = devm_clk_get(&pdev->dev, "LCDCLK"); - if (IS_ERR(clk)) { - dev_err(&pdev->dev, "unable to get LCDCLK"); - return PTR_ERR(clk); - } + if (IS_ERR(clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(clk), + "unable to get LCDCLK"); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (res == NULL) {