[PATCH -next] usb: dwc3: keystone: use devm_platform_ioremap_resource() to simplify code

[YueHaibing]

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

Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: YueHaibing <yuehaib...@huawei.com>
---
 drivers/usb/dwc3/dwc3-keystone.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/usb/dwc3/dwc3-keystone.c b/drivers/usb/dwc3/dwc3-keystone.c
index a69eb4a..1e14a6f 100644
--- a/drivers/usb/dwc3/dwc3-keystone.c
+++ b/drivers/usb/dwc3/dwc3-keystone.c
@@ -81,7 +81,6 @@ static int kdwc3_probe(struct platform_device *pdev)
        struct device           *dev = &pdev->dev;
        struct device_node      *node = pdev->dev.of_node;
        struct dwc3_keystone    *kdwc;
-       struct resource         *res;
        int                     error, irq;
 
        kdwc = devm_kzalloc(dev, sizeof(*kdwc), GFP_KERNEL);
@@ -92,8 +91,7 @@ static int kdwc3_probe(struct platform_device *pdev)
 
        kdwc->dev = dev;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       kdwc->usbss = devm_ioremap_resource(dev, res);
+       kdwc->usbss = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(kdwc->usbss))
                return PTR_ERR(kdwc->usbss);
 
-- 
2.7.4