linux-kernel - [PATCH -next] usb: gadget: renesas_usb3: use devm_platform_ioremap

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Message-ID: <20190904094836.18532-1-yuehaibing@huawei.com>
Date:   Wed, 4 Sep 2019 17:48:36 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <balbi@...nel.org>, <gregkh@...uxfoundation.org>,
        <yoshihiro.shimoda.uh@...esas.com>,
        <fabrizio.castro@...renesas.com>, <colin.king@...onical.com>,
        <biju.das@...renesas.com>, <swboyd@...omium.org>,
        <yuehaibing@...wei.com>
CC:     <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH -next] usb: gadget: renesas_usb3: use devm_platform_ioremap_resource() to simplify code

Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/usb/gadget/udc/renesas_usb3.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c
index e098f16..922a19b 100644
--- a/drivers/usb/gadget/udc/renesas_usb3.c
+++ b/drivers/usb/gadget/udc/renesas_usb3.c
@@ -2732,7 +2732,6 @@ static struct usb_role_switch_desc renesas_usb3_role_switch_desc = {
 static int renesas_usb3_probe(struct platform_device *pdev)
 {
 	struct renesas_usb3 *usb3;
-	struct resource *res;
 	int irq, ret;
 	const struct renesas_usb3_priv *priv;
 	const struct soc_device_attribute *attr;
@@ -2751,8 +2750,7 @@ static int renesas_usb3_probe(struct platform_device *pdev)
 	if (!usb3)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	usb3->reg = devm_ioremap_resource(&pdev->dev, res);
+	usb3->reg = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(usb3->reg))
 		return PTR_ERR(usb3->reg);
 
-- 
2.7.4