From patchwork Tue Aug 22 12:46:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13360599 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C8874EE4996 for ; Tue, 22 Aug 2023 12:47:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=CsK3YFD8etCzOAlFC+GRlR3cU03NziOHXspJV+7XP30=; b=xE4NCd7lIK+Mc5 IdplW7N30czFkM5zs+6CV7lO3rCbDN6EOIJrXMMajFROcrSxI0XLRP9Mq/wKumxZc7dNvruY3pWBe GaeibcuXt/6yAoJSNylirLLg2GlQCz5+WAzSQkoKLgue49Wgi6Lu6F59HtpkQgX4RG/ag1XZHqCxQ r99SXt+GMKut0kTcuyZjZAZowUwheN1q2pZyRB0egK77I8uHuH86XFSHfJVaUaMAK6GxCyHJgxLY5 FRqxoP3CH/Un4FJP8z1jHpMSTCoxNaxKF8QnEUzw4ejCoufPtNXQ5N2cWHnM1EDJ2YI3valQKmK29 gC4fQoJfz5/p/Af97bvg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qYQms-00FvbZ-18; Tue, 22 Aug 2023 12:47:10 +0000 Received: from szxga02-in.huawei.com ([45.249.212.188]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qYQmo-00FvbG-31 for linux-arm-kernel@lists.infradead.org; Tue, 22 Aug 2023 12:47:08 +0000 Received: from kwepemi500008.china.huawei.com (unknown [172.30.72.55]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4RVTXw51WRzNnHT; Tue, 22 Aug 2023 20:43:28 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemi500008.china.huawei.com (7.221.188.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Tue, 22 Aug 2023 20:47:02 +0800 From: Jinjie Ruan To: , , Radu Pirea , Mark Brown , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea CC: Subject: [PATCH -next] spi: at91-usart: Use PTR_ERR_OR_ZERO() to simplify code Date: Tue, 22 Aug 2023 20:46:42 +0800 Message-ID: <20230822124643.987079-1-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To kwepemi500008.china.huawei.com (7.221.188.139) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230822_054707_243417_D724053F X-CRM114-Status: UNSURE ( 9.54 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Return PTR_ERR_OR_ZERO() instead of return 0 or PTR_ERR() to simplify code. Signed-off-by: Jinjie Ruan --- drivers/spi/spi-at91-usart.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/spi/spi-at91-usart.c b/drivers/spi/spi-at91-usart.c index 75d9bc606442..b11d0f993cc7 100644 --- a/drivers/spi/spi-at91-usart.c +++ b/drivers/spi/spi-at91-usart.c @@ -485,10 +485,7 @@ static int at91_usart_gpio_setup(struct platform_device *pdev) cs_gpios = devm_gpiod_get_array_optional(&pdev->dev, "cs", GPIOD_OUT_LOW); - if (IS_ERR(cs_gpios)) - return PTR_ERR(cs_gpios); - - return 0; + return PTR_ERR_OR_ZERO(cs_gpios); } static int at91_usart_spi_probe(struct platform_device *pdev)