fpc202_register_leds
if (!devres_open_group(dev, fpc202_register_leds, GFP_KERNEL))
devres_close_group(dev, fpc202_register_leds);
ret = fpc202_register_leds(priv);
devres_release_group(&client->dev, fpc202_register_leds);
devres_release_group(&client->dev, fpc202_register_leds);