linux-kernel - [PATCH -next] usb: gadget: bcm63xx_udc: use devm_platform_ioremap

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Message-ID: <20190904093227.23304-1-yuehaibing@huawei.com>
Date:   Wed, 4 Sep 2019 17:32:27 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <cernekee@...il.com>, <balbi@...nel.org>,
        <gregkh@...uxfoundation.org>, <f.fainelli@...il.com>
CC:     <bcm-kernel-feedback-list@...adcom.com>,
        <linux-usb@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH -next] usb: gadget: bcm63xx_udc: 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/bcm63xx_udc.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/usb/gadget/udc/bcm63xx_udc.c b/drivers/usb/gadget/udc/bcm63xx_udc.c
index 97b1646..7fcf4a8 100644
--- a/drivers/usb/gadget/udc/bcm63xx_udc.c
+++ b/drivers/usb/gadget/udc/bcm63xx_udc.c
@@ -2282,7 +2282,6 @@ static int bcm63xx_udc_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	struct bcm63xx_usbd_platform_data *pd = dev_get_platdata(dev);
 	struct bcm63xx_udc *udc;
-	struct resource *res;
 	int rc = -ENOMEM, i, irq;
 
 	udc = devm_kzalloc(dev, sizeof(*udc), GFP_KERNEL);
@@ -2298,13 +2297,11 @@ static int bcm63xx_udc_probe(struct platform_device *pdev)
 		return -EINVAL;
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	udc->usbd_regs = devm_ioremap_resource(dev, res);
+	udc->usbd_regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(udc->usbd_regs))
 		return PTR_ERR(udc->usbd_regs);
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-	udc->iudma_regs = devm_ioremap_resource(dev, res);
+	udc->iudma_regs = devm_platform_ioremap_resource(pdev, 1);
 	if (IS_ERR(udc->iudma_regs))
 		return PTR_ERR(udc->iudma_regs);
 
-- 
2.7.4