From patchwork Mon Jul 31 11:27:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13334452 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 8A84DC001DE for ; Mon, 31 Jul 2023 11:29:08 +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=/1AJ2EauufFUi6DJv/Y8KgylVECR0IsdQljlsgAye8c=; b=WuR2Gs4G20SpoQ NXRidOKJTL0BLSipI4Aps2M/lWkSwr2qzEvJ+iHqSn1Yd7Sn/wk01QbfSFat/U97fup9tM55kZHVJ LC+HzcMLHEnc4Sc97+qHjvJKsIhVEF6V24QouaUk8dEnR/fGkwvCKGpJnYjfisAH7FqmsIEEYArub JUg12nto/j+AnKv/NwZyy2e1BlCSwKXAHs5h04ogdh2UktItX+LcLYGXGWU1Jk8g8t6NTSYtEm6W7 2PivOvA0sOx9B3A1yyieJNksJ8/1Xvary6v2pQmHbVncqePMsnGVisqY3i/GvtPcqJWSDuYk/SncN 6uvvxfGYFCUpuTbgJRKg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qQR4u-00FKm0-0S; Mon, 31 Jul 2023 11:28:44 +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 1qQR4r-00FKkO-0b for linux-arm-kernel@lists.infradead.org; Mon, 31 Jul 2023 11:28:42 +0000 Received: from kwepemi500008.china.huawei.com (unknown [172.30.72.53]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4RDwtg0v9MzVjn2; Mon, 31 Jul 2023 19:26:51 +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; Mon, 31 Jul 2023 19:28:32 +0800 From: Ruan Jinjie To: , , , , , , , CC: Subject: [PATCH -next] i2c: stm32: fix the return value handle for platform_get_irq() Date: Mon, 31 Jul 2023 19:27:55 +0800 Message-ID: <20230731112755.1943630-1-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: 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-20230731_042841_433142_352F5C46 X-CRM114-Status: UNSURE ( 9.56 ) 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 There is no possible for platform_get_irq() to return 0, and the return value of platform_get_irq() is more sensible to show the error reason. Signed-off-by: Ruan Jinjie Reviewed-by: Andi Shyti Acked-by: Alain Volmat --- drivers/i2c/busses/i2c-stm32f7.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c index e897d9101434..579b30581725 100644 --- a/drivers/i2c/busses/i2c-stm32f7.c +++ b/drivers/i2c/busses/i2c-stm32f7.c @@ -2121,12 +2121,12 @@ static int stm32f7_i2c_probe(struct platform_device *pdev) phy_addr = (dma_addr_t)res->start; irq_event = platform_get_irq(pdev, 0); - if (irq_event <= 0) - return irq_event ? : -ENOENT; + if (irq_event < 0) + return irq_event; irq_error = platform_get_irq(pdev, 1); - if (irq_error <= 0) - return irq_error ? : -ENOENT; + if (irq_error < 0) + return irq_error; i2c_dev->wakeup_src = of_property_read_bool(pdev->dev.of_node, "wakeup-source");