diff options
| -rw-r--r-- | drivers/hwmon/mcp3021.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/hwmon/mcp3021.c b/drivers/hwmon/mcp3021.c index d0afc0cd3ff4..5162bb95bc61 100644 --- a/drivers/hwmon/mcp3021.c +++ b/drivers/hwmon/mcp3021.c @@ -103,7 +103,8 @@ static int mcp3021_probe(struct i2c_client *client, if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) return -ENODEV; - data = kzalloc(sizeof(struct mcp3021_data), GFP_KERNEL); + data = devm_kzalloc(&client->dev, sizeof(struct mcp3021_data), + GFP_KERNEL); if (!data) return -ENOMEM; @@ -111,17 +112,14 @@ static int mcp3021_probe(struct i2c_client *client, if (client->dev.platform_data) { data->vdd = *(u32 *)client->dev.platform_data; - if (data->vdd > MCP3021_VDD_MAX || - data->vdd < MCP3021_VDD_MIN) { - err = -EINVAL; - goto exit_free; - } + if (data->vdd > MCP3021_VDD_MAX || data->vdd < MCP3021_VDD_MIN) + return -EINVAL; } else data->vdd = MCP3021_VDD_REF; err = sysfs_create_file(&client->dev.kobj, &dev_attr_in0_input.attr); if (err) - goto exit_free; + return err; data->hwmon_dev = hwmon_device_register(&client->dev); if (IS_ERR(data->hwmon_dev)) { @@ -133,8 +131,6 @@ static int mcp3021_probe(struct i2c_client *client, exit_remove: sysfs_remove_file(&client->dev.kobj, &dev_attr_in0_input.attr); -exit_free: - kfree(data); return err; } @@ -144,7 +140,6 @@ static int mcp3021_remove(struct i2c_client *client) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_file(&client->dev.kobj, &dev_attr_in0_input.attr); - kfree(data); return 0; } |