net: macb: Use devm_platform_get_and_ioremap_resource()

Use devm_platform_get_and_ioremap_resource() to simplify
code.
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>
Acked-by: NNicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/cadence/macb_main.c

@@ -4655,8 +4655,7 @@ static int macb_probe(struct platform_device *pdev)
 	struct macb *bp;
 	int err, val;
 
-	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	mem = devm_ioremap_resource(&pdev->dev, regs);
+	mem = devm_platform_get_and_ioremap_resource(pdev, 0, &regs);
 	if (IS_ERR(mem))
 		return PTR_ERR(mem);