ASoC: psc-ac97: Use devm_ioremap_resource()

Acked-by: NManuel Lauss <manuel.lauss@gmail.com>
Signed-off-by: NMark Brown <broonie@linaro.org>

sound/soc/au1x/psc-ac97.c

@@ -383,15 +383,9 @@ static int au1xpsc_ac97_drvprobe(struct platform_device *pdev)
 	if (!iores)
 		return -ENODEV;
 
-	if (!devm_request_mem_region(&pdev->dev, iores->start,
-				     resource_size(iores),
-				     pdev->name))
-		return -EBUSY;
-
-	wd->mmio = devm_ioremap(&pdev->dev, iores->start,
-				resource_size(iores));
-	if (!wd->mmio)
-		return -EBUSY;
+	wd->mmio = devm_ioremap_resource(&pdev->dev, iores);
+	if (IS_ERR(wd->mmio))
+		return PTR_ERR(wd->mmio);
 
 	dmares = platform_get_resource(pdev, IORESOURCE_DMA, 0);
 	if (!dmares)