power: supply: olpc_battery: Use devm_power_supply_register()

This simplifies the error handling.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Lubomir Rintel 2019-04-18 16:46:52 +02:00 committed by Sebastian Reichel
parent 33554d818a
commit b0280d0580

View file

@ -634,7 +634,7 @@ static int olpc_battery_probe(struct platform_device *pdev)
psy_cfg.of_node = pdev->dev.of_node;
psy_cfg.drv_data = data;
data->olpc_ac = power_supply_register(&pdev->dev, &olpc_ac_desc, &psy_cfg);
data->olpc_ac = devm_power_supply_register(&pdev->dev, &olpc_ac_desc, &psy_cfg);
if (IS_ERR(data->olpc_ac))
return PTR_ERR(data->olpc_ac);
@ -648,15 +648,13 @@ static int olpc_battery_probe(struct platform_device *pdev)
olpc_bat_desc.num_properties = ARRAY_SIZE(olpc_xo1_bat_props);
}
data->olpc_bat = power_supply_register(&pdev->dev, &olpc_bat_desc, &psy_cfg);
if (IS_ERR(data->olpc_bat)) {
ret = PTR_ERR(data->olpc_bat);
goto battery_failed;
}
data->olpc_bat = devm_power_supply_register(&pdev->dev, &olpc_bat_desc, &psy_cfg);
if (IS_ERR(data->olpc_bat))
return PTR_ERR(data->olpc_bat);
ret = device_create_bin_file(&data->olpc_bat->dev, &olpc_bat_eeprom);
if (ret)
goto eeprom_failed;
return ret;
ret = device_create_file(&data->olpc_bat->dev, &olpc_bat_error);
if (ret)
@ -671,10 +669,6 @@ static int olpc_battery_probe(struct platform_device *pdev)
error_failed:
device_remove_bin_file(&data->olpc_bat->dev, &olpc_bat_eeprom);
eeprom_failed:
power_supply_unregister(data->olpc_bat);
battery_failed:
power_supply_unregister(data->olpc_ac);
return ret;
}
@ -684,9 +678,6 @@ static int olpc_battery_remove(struct platform_device *pdev)
device_remove_file(&data->olpc_bat->dev, &olpc_bat_error);
device_remove_bin_file(&data->olpc_bat->dev, &olpc_bat_eeprom);
power_supply_unregister(data->olpc_bat);
power_supply_unregister(data->olpc_ac);
return 0;
}