From patchwork Thu Aug 3 03:32:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Li Zetao X-Patchwork-Id: 13339216 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 AC792C001DE for ; Thu, 3 Aug 2023 03:33:44 +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=gLQjU5Ipg+qmIAtwSdG8naJI3oNJuedkRnX2w59TGMY=; b=2wXT+JIWhxaW0M oyaLTU0HqLb5b9ltibG2bmZClB9C3JuIlk4XXWINw2N26dzcXDERxS0gK2R/heUTuriA50raXGYWr HaHW7eGD84ZhqPKqtz05NhlVJQd2V7ICkchQtlDe8WpzhLY/q3zKO6pqXVwtBzFqgj5iHJC9tJxHA kASc4pmaugeT/0U1yAlZL+byv2EZ4pheG5lQW1bbbz2LZVXlmqt2QPQvgEGx8aRRlyRNHA+c4qyaz xGJO7xo3LFEjNat3wqLJLvFg5alhYtqDAg9CiaIgZNDKPh1jddwGLjp3+vtqmG3sgWvoRfH+1+nPu tLqGvVn+4Wgb24m87tWQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qRP5P-006YzS-25; Thu, 03 Aug 2023 03:33:15 +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 1qRP5M-006YyE-2p for linux-arm-kernel@lists.infradead.org; Thu, 03 Aug 2023 03:33:14 +0000 Received: from kwepemi500012.china.huawei.com (unknown [172.30.72.53]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4RGZ8g1jN9zNmNZ; Thu, 3 Aug 2023 11:29:39 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemi500012.china.huawei.com (7.221.188.12) 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 11:33:04 +0800 From: Li Zetao To: , , , , CC: , , Subject: [PATCH -next] dmaengine: xilinx: xdma: Use resource_size() in xdma_probe() Date: Thu, 3 Aug 2023 11:32:35 +0800 Message-ID: <20230803033235.3049137-1-lizetao1@huawei.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To kwepemi500012.china.huawei.com (7.221.188.12) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230802_203313_076808_67B327C3 X-CRM114-Status: GOOD ( 10.52 ) 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 a warning reported by coccinelle: ./drivers/dma/xilinx/xdma.c:888:22-25: ERROR: Missing resource_size with res Use resource_size() on resource object instead of explicit computation. Signed-off-by: Li Zetao --- drivers/dma/xilinx/xdma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/xilinx/xdma.c b/drivers/dma/xilinx/xdma.c index e0bfd129d563..da5410dddfbf 100644 --- a/drivers/dma/xilinx/xdma.c +++ b/drivers/dma/xilinx/xdma.c @@ -885,7 +885,7 @@ static int xdma_probe(struct platform_device *pdev) goto failed; } xdev->irq_start = res->start; - xdev->irq_num = res->end - res->start + 1; + xdev->irq_num = resource_size(res); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) {