From patchwork Thu Aug 3 02:46:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13339188 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 76D38C41513 for ; Thu, 3 Aug 2023 02:47:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233618AbjHCCrr (ORCPT ); Wed, 2 Aug 2023 22:47:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34554 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233045AbjHCCro (ORCPT ); Wed, 2 Aug 2023 22:47:44 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0CAE926BD; Wed, 2 Aug 2023 19:47:31 -0700 (PDT) Received: from kwepemi500008.china.huawei.com (unknown [172.30.72.57]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4RGYBp1kcqzrS6m; Thu, 3 Aug 2023 10:46:26 +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 10:47:29 +0800 From: Ruan Jinjie To: , , , , , , CC: Subject: [PATCH -next 1/2] media: camif-core: Do not check for 0 return after calling platform_get_irq() Date: Thu, 3 Aug 2023 10:46:44 +0800 Message-ID: <20230803024645.2716057-2-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230803024645.2716057-1-ruanjinjie@huawei.com> References: <20230803024645.2716057-1-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 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org It is not possible for platform_get_irq() to return 0. Use the return value from platform_get_irq(). Signed-off-by: Ruan Jinjie Reviewed-by: Andrzej Pietrasiewicz Reviewed-by: Andi Shyti --- drivers/media/platform/samsung/s3c-camif/camif-core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/samsung/s3c-camif/camif-core.c b/drivers/media/platform/samsung/s3c-camif/camif-core.c index afe1fcc37354..e4529f666e20 100644 --- a/drivers/media/platform/samsung/s3c-camif/camif-core.c +++ b/drivers/media/platform/samsung/s3c-camif/camif-core.c @@ -381,8 +381,8 @@ static int camif_request_irqs(struct platform_device *pdev, init_waitqueue_head(&vp->irq_queue); irq = platform_get_irq(pdev, i); - if (irq <= 0) - return -ENXIO; + if (irq < 0) + return irq; ret = devm_request_irq(&pdev->dev, irq, s3c_camif_irq_handler, 0, dev_name(&pdev->dev), vp);