From patchwork Tue Aug 11 06:16:16 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 11708599 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 1B9EF722 for ; Tue, 11 Aug 2020 06:22:44 +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 DC1952076B for ; Tue, 11 Aug 2020 06:22:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Q/lMgJWK" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DC1952076B 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=6fdrssQKrEaTI90kF3McJc6ErZ5u7pWHSHC8hkfMH5E=; b=Q/lMgJWK/ImH/KPHnLvgc9XiT/ 1oo+XgF5x4NTEWqa6RsGmbW/L9DpKrj1e4uIGv/5TK/GV34jqj7Fw58iLWII019Bn3pEyAibzTA56 ACIi8gPOPFBdvDitIoevKELThqK01oyzESc0gY00vHZtb4pWMWZ81m53FFCY4be3CxWOv+5Kq+Fp1 pD+fkLYxvLJizNg3nIXl54+TkDL/PcJMd+pIIbzwXa7dXVERnJpZk66MvT7ElpCurDeW/QV6+pH5v GQm6hI721hPa2DZMRqQwAWPjrOeMC8pad3NSnU0uUu/pYI3FxRotahmxsbvC21GLL/aBYgKIUKgsh Hz9cL7/w==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1k5Nex-0003XE-4Q; Tue, 11 Aug 2020 06:21:19 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1k5Net-0003Vq-7D for linux-arm-kernel@lists.infradead.org; Tue, 11 Aug 2020 06:21:16 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id BE4A21A08A7; Tue, 11 Aug 2020 08:21:13 +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 A5E7B1A1E44; Tue, 11 Aug 2020 08:21:09 +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 416B6402DD; Tue, 11 Aug 2020 08:21:04 +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 V2 2/2] irqchip/imx-irqsteer: Use dev_err_probe() to simplify error handling Date: Tue, 11 Aug 2020 14:16:16 +0800 Message-Id: <1597126576-18383-2-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1597126576-18383-1-git-send-email-Anson.Huang@nxp.com> References: <1597126576-18383-1-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_022115_365947_86A0608D X-CRM114-Status: GOOD ( 12.42 ) 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 [92.121.34.13 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches 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 --- changes since V1: - remove redundant return value print. --- drivers/irqchip/irq-imx-irqsteer.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/irqchip/irq-imx-irqsteer.c b/drivers/irqchip/irq-imx-irqsteer.c index 290531e..1edf769 100644 --- a/drivers/irqchip/irq-imx-irqsteer.c +++ b/drivers/irqchip/irq-imx-irqsteer.c @@ -158,12 +158,9 @@ 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\n"); raw_spin_lock_init(&data->lock);