data->dev = &pdev->dev;
data->pctl_dev = pinctrl_register(&wmt_desc, &pdev->dev, data);
- if (!data->pctl_dev) {
+ if (IS_ERR(data->pctl_dev)) {
dev_err(&pdev->dev, "Failed to register pinctrl\n");
- return -EINVAL;
+ return PTR_ERR(data->pctl_dev);
}
err = gpiochip_add(&data->gpio_chip);