From patchwork Thu Aug 3 10:48:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13339711 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 82134C04A6A for ; Thu, 3 Aug 2023 10:49:22 +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:References:In-Reply-To: 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: List-Owner; bh=+McPlLigGX1vTyfEfxpn2PewM4os0USxWyi7laLCp2o=; b=ADQV+DLnFJu6/l kUuXyotRvp7V3tAOjKRKb4yUO3v0ruU/HdX2Pq7PSObsMc1rDRhprCdRE8uTyu6xuecn7T/3tGZ6x FKjAmNI9wwiPWzJQteg0Qc92GvSd3AvGEWkq1OjgJuIq8TZ4ctM49YDCAKdk0sN4p1mFpFbviEpDT X16mGNTTgGzVE1OIYmLWJwCDVMhHITQ35W0xHc2jOOATpZaZDAyJXPks+N0t2dktY7ec8ifXTHwmb C0kK0VsdT/uk+S0Q4+KcZFYQEzhl9jCiZOUjZ7C/q3C4S05e+RlisF8Erp2x+b6DERIl1Bdb/3E8k igxpRgvlIdICdNIZT5rw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qRVt1-007U39-0e; Thu, 03 Aug 2023 10:48:55 +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 1qRVsv-007TzO-2o for linux-arm-kernel@lists.infradead.org; Thu, 03 Aug 2023 10:48:52 +0000 Received: from kwepemi500008.china.huawei.com (unknown [172.30.72.55]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4RGlsJ0WpczVjsK; Thu, 3 Aug 2023 18:47:00 +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 15.1.2507.27; Thu, 3 Aug 2023 18:48:45 +0800 From: Ruan Jinjie To: , , , , , CC: Subject: [PATCH -next 1/2] soc: fsl: qe: Do not check for 0 return after calling platform_get_irq() Date: Thu, 3 Aug 2023 18:48:06 +0800 Message-ID: <20230803104807.814005-2-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230803104807.814005-1-ruanjinjie@huawei.com> References: <20230803104807.814005-1-ruanjinjie@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) 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-20230803_034850_078656_C185F56E X-CRM114-Status: GOOD ( 12.39 ) 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 There is no possible for platform_get_irq() to return 0. Use the return value from platform_get_irq(). Signed-off-by: Ruan Jinjie --- drivers/soc/fsl/qe/qe_ic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/soc/fsl/qe/qe_ic.c b/drivers/soc/fsl/qe/qe_ic.c index bbae3d39c7be..8ab6e51e4f28 100644 --- a/drivers/soc/fsl/qe/qe_ic.c +++ b/drivers/soc/fsl/qe/qe_ic.c @@ -435,8 +435,8 @@ static int qe_ic_init(struct platform_device *pdev) qe_ic->virq_high = platform_get_irq(pdev, 0); qe_ic->virq_low = platform_get_irq(pdev, 1); - if (qe_ic->virq_low <= 0) - return -ENODEV; + if (qe_ic->virq_low < 0) + return qe_ic->virq_low; if (qe_ic->virq_high > 0 && qe_ic->virq_high != qe_ic->virq_low) { low_handler = qe_ic_cascade_low;