From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Yongjun Subject: [PATCH -next] gpio: loongson1: remove redundant return value check of platform_get_resource() Date: Wed, 21 Sep 2016 15:07:39 +0000 Message-ID: <1474470459-2124-1-git-send-email-weiyj.lk@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from mail-pf0-f196.google.com ([209.85.192.196]:33346 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754998AbcIUPHt (ORCPT ); Wed, 21 Sep 2016 11:07:49 -0400 Received: by mail-pf0-f196.google.com with SMTP id q2so2503020pfj.0 for ; Wed, 21 Sep 2016 08:07:49 -0700 (PDT) Sender: linux-gpio-owner@vger.kernel.org List-Id: linux-gpio@vger.kernel.org To: Keguang Zhang , Linus Walleij , Alexandre Courbot Cc: Wei Yongjun , linux-mips@linux-mips.org, linux-gpio@vger.kernel.org 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 --- drivers/gpio/gpio-loongson1.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/drivers/gpio/gpio-loongson1.c b/drivers/gpio/gpio-loongson1.c index ad0a595..72b6403 100644 --- a/drivers/gpio/gpio-loongson1.c +++ b/drivers/gpio/gpio-loongson1.c @@ -56,11 +56,6 @@ static int ls1x_gpio_probe(struct platform_device *pdev) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(dev, "failed to get I/O memory\n"); - return -EINVAL; - } - gpio_reg_base = devm_ioremap_resource(dev, res); if (IS_ERR(gpio_reg_base)) return PTR_ERR(gpio_reg_base);