bq2415x_charger: Use devm_kzalloc()

devm_kzalloc is device managed and makes error handling and code cleanup a
bit simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Anton Vorontsov <anton@enomsg.org>
This commit is contained in:
Sachin Kamat 2012-11-27 11:28:46 +05:30 committed by Anton Vorontsov
parent 463df5147e
commit a9672e1356

View file

@ -1522,7 +1522,7 @@ static int bq2415x_probe(struct i2c_client *client,
goto error_1;
}
bq = kzalloc(sizeof(*bq), GFP_KERNEL);
bq = devm_kzalloc(&client->dev, sizeof(*bq), GFP_KERNEL);
if (!bq) {
dev_err(&client->dev, "failed to allocate device data\n");
ret = -ENOMEM;
@ -1548,19 +1548,19 @@ static int bq2415x_probe(struct i2c_client *client,
ret = bq2415x_power_supply_init(bq);
if (ret) {
dev_err(bq->dev, "failed to register power supply: %d\n", ret);
goto error_3;
goto error_2;
}
ret = bq2415x_sysfs_init(bq);
if (ret) {
dev_err(bq->dev, "failed to create sysfs entries: %d\n", ret);
goto error_4;
goto error_3;
}
ret = bq2415x_set_defaults(bq);
if (ret) {
dev_err(bq->dev, "failed to set default values: %d\n", ret);
goto error_5;
goto error_4;
}
if (bq->init_data.set_mode_hook) {
@ -1584,12 +1584,10 @@ static int bq2415x_probe(struct i2c_client *client,
dev_info(bq->dev, "driver registered\n");
return 0;
error_5:
bq2415x_sysfs_exit(bq);
error_4:
bq2415x_power_supply_exit(bq);
bq2415x_sysfs_exit(bq);
error_3:
kfree(bq);
bq2415x_power_supply_exit(bq);
error_2:
kfree(name);
error_1:
@ -1621,7 +1619,6 @@ static int bq2415x_remove(struct i2c_client *client)
dev_info(bq->dev, "driver unregistered\n");
kfree(bq->name);
kfree(bq);
return 0;
}