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ds2781_battery: Replace call to kzalloc with devm_kzalloc 

With devm_kzalloc there is no need of freeing at the errorpath and also
at unregister it.

Signed-off-by: Devendra Naga <develkernel412222@gmail.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
This commit is contained in:
Devendra Naga 2012-07-30 16:29:33 +05:45 committed by Anton Vorontsov
parent bc6e51d889
commit deacc4fe57
1 changed files with 4 additions and 9 deletions
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13
drivers/power/ds2781_battery.c
View File

@ -755,11 +755,9 @@ static int __devinit ds2781_battery_probe(struct platform_device *pdev)
int ret = 0;
struct ds2781_device_info *dev_info;
dev_info = kzalloc(sizeof(*dev_info), GFP_KERNEL);
if (!dev_info) {
ret = -ENOMEM;
goto fail;
}
dev_info = devm_kzalloc(&pdev->dev, sizeof(*dev_info), GFP_KERNEL);
if (!dev_info)
return -ENOMEM;
platform_set_drvdata(pdev, dev_info);
@ -774,7 +772,7 @@ static int __devinit ds2781_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, &ds2781_attr_group);
@ -808,8 +806,6 @@ fail_remove_group:
sysfs_remove_group(&dev_info->bat.dev->kobj, &ds2781_attr_group);
fail_unregister:
power_supply_unregister(&dev_info->bat);
fail_free_info:
kfree(dev_info);
fail:
return ret;
}
@ -823,7 +819,6 @@ static int __devexit ds2781_battery_remove(struct platform_device *pdev)
power_supply_unregister(&dev_info->bat);
kfree(dev_info);
return 0;
}