From patchwork Tue Jul 23 18:01:44 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 261167 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from casper.infradead.org (unknown [IPv6:2001:770:15f::2]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 691542C00BE for ; Wed, 24 Jul 2013 04:04:56 +1000 (EST) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1V1gwU-0008TY-OP; Tue, 23 Jul 2013 18:04:11 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1V1gwE-0002qp-7u; Tue, 23 Jul 2013 18:03:54 +0000 Received: from sauhun.de ([89.238.76.85] helo=pokefinder.org) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1V1gvo-0002ln-2u for linux-mtd@lists.infradead.org; Tue, 23 Jul 2013 18:03:30 +0000 Received: from p5b387ff2.dip0.t-ipconnect.de ([91.56.127.242]:52201 helo=localhost) by pokefinder.org with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.69) (envelope-from ) id 1V1gvV-0001RX-ID; Tue, 23 Jul 2013 20:03:10 +0200 From: Wolfram Sang To: linux-kernel@vger.kernel.org Subject: [PATCH 11/27] drivers/mtd/nand: don't check resource with devm_ioremap_resource Date: Tue, 23 Jul 2013 20:01:44 +0200 Message-Id: <1374602524-3398-12-git-send-email-wsa@the-dreams.de> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1374602524-3398-1-git-send-email-wsa@the-dreams.de> References: <1374602524-3398-1-git-send-email-wsa@the-dreams.de> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130723_140328_579743_CAD316A4 X-CRM114-Status: UNSURE ( 8.04 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-1.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: linux-mtd@lists.infradead.org, David Woodhouse , Wolfram Sang X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org devm_ioremap_resource does sanity checks on the given resource. No need to duplicate this in the driver. Signed-off-by: Wolfram Sang --- Please apply via the subsystem-tree. drivers/mtd/nand/mxc_nand.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c index 07e5784..d1feb97 100644 --- a/drivers/mtd/nand/mxc_nand.c +++ b/drivers/mtd/nand/mxc_nand.c @@ -1446,8 +1446,6 @@ static int mxcnd_probe(struct platform_device *pdev) if (host->devtype_data->needs_ip) { res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; host->regs_ip = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(host->regs_ip)) return PTR_ERR(host->regs_ip); @@ -1457,9 +1455,6 @@ static int mxcnd_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); } - if (!res) - return -ENODEV; - host->base = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(host->base)) return PTR_ERR(host->base);