linux-kernel - [PATCH -next] usb: gadget: pxa27x_udc: use devm_platform_ioremap

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Date:   Wed, 4 Sep 2019 17:45:57 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <daniel@...que.org>, <haojian.zhuang@...il.com>,
        <robert.jarzmik@...e.fr>, <balbi@...nel.org>,
        <gregkh@...uxfoundation.org>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH -next] usb: gadget: pxa27x_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/pxa27x_udc.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/usb/gadget/udc/pxa27x_udc.c b/drivers/usb/gadget/udc/pxa27x_udc.c
index 0142332..5f107f2 100644
--- a/drivers/usb/gadget/udc/pxa27x_udc.c
+++ b/drivers/usb/gadget/udc/pxa27x_udc.c
@@ -2356,7 +2356,6 @@ MODULE_DEVICE_TABLE(of, udc_pxa_dt_ids);
  */
 static int pxa_udc_probe(struct platform_device *pdev)
 {
-	struct resource *regs;
 	struct pxa_udc *udc = &memory;
 	int retval = 0, gpio;
 	struct pxa2xx_udc_mach_info *mach = dev_get_platdata(&pdev->dev);
@@ -2378,8 +2377,7 @@ static int pxa_udc_probe(struct platform_device *pdev)
 		udc->gpiod = devm_gpiod_get(&pdev->dev, NULL, GPIOD_ASIS);
 	}
 
-	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	udc->regs = devm_ioremap_resource(&pdev->dev, regs);
+	udc->regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(udc->regs))
 		return PTR_ERR(udc->regs);
 	udc->irq = platform_get_irq(pdev, 0);
-- 
2.7.4