Re: [PATCH v2 15/17] power: supply: olpc_battery: Use devm_power_supply_register()
From: Sebastian Reichel <hidden>
Date: 2018-12-05 20:58:07
Also in:
linux-arm-kernel, linux-pm, linux-spi, lkml, platform-driver-x86
Hi, On Fri, Nov 16, 2018 at 05:24:01PM +0100, Lubomir Rintel wrote:
This simplifies the error handling. Signed-off-by: Lubomir Rintel <lkundrak@v3.sk> ---
Reviewed-by: Sebastian Reichel <redacted> -- Sebastian
quoted hunk ↗ jump to hunk
Changes since v1: - This was split off the "power: supply: olpc_battery: Move priv data to a struct" patch. drivers/power/supply/olpc_battery.c | 19 +++++-------------- 1 file changed, 5 insertions(+), 14 deletions(-)diff --git a/drivers/power/supply/olpc_battery.c b/drivers/power/supply/olpc_battery.c index b091f897c1d4..4433eb10a23d 100644 --- a/drivers/power/supply/olpc_battery.c +++ b/drivers/power/supply/olpc_battery.c@@ -628,7 +628,7 @@ 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);@@ -643,15 +643,13 @@ 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(olpc_bat)) { - ret = PTR_ERR(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)@@ -666,10 +664,6 @@ 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; }@@ -679,9 +673,6 @@ 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; }-- 2.19.1