From patchwork Tue Aug 11 04:25:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 11708537 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 C8B09618 for ; Tue, 11 Aug 2020 04:31:44 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 A246F20756 for ; Tue, 11 Aug 2020 04:31:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="THyXFeBd" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A246F20756 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:To: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=7F9j67Jzfw9vwrsiHRTRkzHUPWeFGIxwKTGdxm7/Lrw=; b=THyXFeBd/V2ztQnHxQ2T3QMbGD mkRk4lRrKTvbxzglIYDuEVEQKqpiSIg6sXSRk5WlDu8mUUQ2zJjG6Bdvw8gJPHSwMT2U9mBGv45kE roGajf8VYBNwyOrp7sBZoAPNWiT66OUmE54TMIkJcHjjim6cg2SoeVLAmx5BGVpkRVSyeQClyZ+0v CJdtocZ4m709LhS7fEMta3iuH/zXabmyx533fHgeNuZey0wzMFNvcBG29baN3PEvoCI/aDNlcMj5t ELz3WAP0kQG2j1e30vdZ9XCwczhnmnmZWHPNvQRVVOLHkmlDCjRomYwLkTxN48lgBowpet9W2s4gx 3UVNyNsw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1k5LvL-0003Is-VS; Tue, 11 Aug 2020 04:30:08 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1k5LvI-0003I4-6y for linux-arm-kernel@lists.infradead.org; Tue, 11 Aug 2020 04:30:04 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 66E65201DA9; Tue, 11 Aug 2020 06:30:03 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 4F5E3201D9D; Tue, 11 Aug 2020 06:29:59 +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 E6026402A5; Tue, 11 Aug 2020 06:29:53 +0200 (CEST) From: Anson Huang To: tglx@linutronix.de, jason@lakedaemon.net, maz@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/2] irqchip/imx-irqsteer: Use dev_err_probe() to simplify error handling Date: Tue, 11 Aug 2020 12:25:05 +0800 Message-Id: <1597119905-7341-2-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1597119905-7341-1-git-send-email-Anson.Huang@nxp.com> References: <1597119905-7341-1-git-send-email-Anson.Huang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200811_003004_366184_C9268C92 X-CRM114-Status: GOOD ( 12.13 ) X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [92.121.34.21 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Linux-imx@nxp.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.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 --- drivers/irqchip/irq-imx-irqsteer.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/irqchip/irq-imx-irqsteer.c b/drivers/irqchip/irq-imx-irqsteer.c index 290531e..d8c740a 100644 --- a/drivers/irqchip/irq-imx-irqsteer.c +++ b/drivers/irqchip/irq-imx-irqsteer.c @@ -158,12 +158,10 @@ static int imx_irqsteer_probe(struct platform_device *pdev) } data->ipg_clk = devm_clk_get(&pdev->dev, "ipg"); - if (IS_ERR(data->ipg_clk)) { - ret = PTR_ERR(data->ipg_clk); - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, "failed to get ipg clk: %d\n", ret); - return ret; - } + if (IS_ERR(data->ipg_clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(data->ipg_clk), + "failed to get ipg clk: %ld\n", + PTR_ERR(data->ipg_clk)); raw_spin_lock_init(&data->lock);