ds2780_battery: Use devm_kzalloc()

Use devm_kzalloc() to make cleanup paths more simple.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Anton Vorontsov <anton@enomsg.org>
This commit is contained in:
Jingoo Han 2013-03-11 15:33:05 +09:00 committed by Anton Vorontsov
parent b92ff855b9
commit 2cb12122b8

View File

@ -760,7 +760,7 @@ static int ds2780_battery_probe(struct platform_device *pdev)
int ret = 0;
struct ds2780_device_info *dev_info;
dev_info = kzalloc(sizeof(*dev_info), GFP_KERNEL);
dev_info = devm_kzalloc(&pdev->dev, sizeof(*dev_info), GFP_KERNEL);
if (!dev_info) {
ret = -ENOMEM;
goto fail;
@ -779,7 +779,7 @@ static int ds2780_battery_probe(struct platform_device *pdev)
ret = power_supply_register(&pdev->dev, &dev_info->bat);
if (ret) {
dev_err(dev_info->dev, "failed to register battery\n");
goto fail_free_info;
goto fail;
}
ret = sysfs_create_group(&dev_info->bat.dev->kobj, &ds2780_attr_group);
@ -813,8 +813,6 @@ fail_remove_group:
sysfs_remove_group(&dev_info->bat.dev->kobj, &ds2780_attr_group);
fail_unregister:
power_supply_unregister(&dev_info->bat);
fail_free_info:
kfree(dev_info);
fail:
return ret;
}
@ -828,7 +826,6 @@ static int ds2780_battery_remove(struct platform_device *pdev)
power_supply_unregister(&dev_info->bat);
kfree(dev_info);
return 0;
}