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>

1 files changed, 2 insertions, 5 deletions

diff --git a/drivers/power/ds2780_battery.c b/drivers/power/ds2780_battery.c
index 8b6c4539e7f4..9f418fa879e5 100644
--- a/drivers/power/ds2780_battery.c
+++ b/drivers/power/ds2780_battery.c
@@ -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;
 }