- priv->io = devm_request_and_ioremap(&pdev->dev, mem);
- if (!priv->io) {
- dev_err(&pdev->dev, "devm_request_and_ioremap failed\n");
- return -ENOMEM;
- }
+ priv->io = devm_ioremap_resource(&pdev->dev, mem);
+ if (IS_ERR(priv->io))
+ return PTR_ERR(priv->io);