From patchwork Tue Jan 7 13:38:32 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wei Yongjun X-Patchwork-Id: 3448221 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id A9AD0C02DC for ; Tue, 7 Jan 2014 13:39:22 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8C79A2010E for ; Tue, 7 Jan 2014 13:39:21 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3783920109 for ; Tue, 7 Jan 2014 13:39:20 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1W0Ws6-0001YF-Hb; Tue, 07 Jan 2014 13:39:06 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1W0Ws3-0007LG-HV; Tue, 07 Jan 2014 13:39:03 +0000 Received: from mail-bk0-x236.google.com ([2a00:1450:4008:c01::236]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1W0Wrv-0007IR-Ef; Tue, 07 Jan 2014 13:38:55 +0000 Received: by mail-bk0-f54.google.com with SMTP id v16so234922bkz.27 for ; Tue, 07 Jan 2014 05:38:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:cc:content-type; bh=hYIErpKUD3MVgKNWfJdKkrpB05sBXnYWSCJh2jzMA6w=; b=aP9uacFtV198vk6IB0u5mNM91FsFa0eAAVM6rXdVqEEDizMaFI3D+tBqZg/xVfcNwF rwnVfC7fkl9mUg7PdlBZxAsvqJlipt6Mbgc+/RDDOYXiVRu209EwqUc3CngJ7G46GrmJ jHoHenxHXWjn+iEpgRvXp5a8grAdnIuoLl64WDT5WL9gSv/5DrqR1HJMq0tLwjnA0LXF E8iEwtzLPMKo1TgObN9ZOgoprPrO+EJP/A2YQlo19WIXnwPPnXMndkJRbC84woxaXzfW sHmukEwlt+LM04W1AddXS6EP0CW3OUKd6kr6RF1f74JAymZQuzEE6BL+RZBNKRCNQpF1 dsBw== MIME-Version: 1.0 X-Received: by 10.204.100.9 with SMTP id w9mr404694bkn.131.1389101912937; Tue, 07 Jan 2014 05:38:32 -0800 (PST) Received: by 10.204.74.130 with HTTP; Tue, 7 Jan 2014 05:38:32 -0800 (PST) Date: Tue, 7 Jan 2014 21:38:32 +0800 Message-ID: Subject: [PATCH -next] mtd: nuc900_nand: remove redundant return value check of platform_get_resource() From: Wei Yongjun To: mcuos.com@gmail.com, dwmw2@infradead.org, computersforpeace@gmail.com, jg1.han@samsung.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140107_083855_635052_578123BD X-CRM114-Status: UNSURE ( 7.52 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.0 (--) Cc: yongjun_wei@trendmicro.com.cn, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Wei Yongjun Remove unneeded error handling on the result of a call to platform_get_resource() when the value is passed to devm_ioremap_resource(). Signed-off-by: Wei Yongjun Reviewed-by: Jingoo Han --- drivers/mtd/nand/nuc900_nand.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/mtd/nand/nuc900_nand.c b/drivers/mtd/nand/nuc900_nand.c index 661fd14..9ee09a8 100644 --- a/drivers/mtd/nand/nuc900_nand.c +++ b/drivers/mtd/nand/nuc900_nand.c @@ -268,9 +268,6 @@ static int nuc900_nand_probe(struct platform_device *pdev) chip->ecc.mode = NAND_ECC_SOFT; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENXIO; - nuc900_nand->reg = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(nuc900_nand->reg)) return PTR_ERR(nuc900_nand->reg);