From dbf30a027857d6330d5fa63df9b6e195c87c033a Mon Sep 17 00:00:00 2001 From: Guenter Roeck Date: Sat, 2 Jun 2012 09:58:04 -0700 Subject: [PATCH] hwmon: (emc1403) Convert to use devm_ functions Convert to use devm_ functions to reduce code size and simplify the code. Signed-off-by: Guenter Roeck --- drivers/hwmon/emc1403.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c index 149dcb0e148f..68ab94bde3f1 100644 --- a/drivers/hwmon/emc1403.c +++ b/drivers/hwmon/emc1403.c @@ -306,11 +306,10 @@ static int emc1403_probe(struct i2c_client *client, int res; struct thermal_data *data; - data = kzalloc(sizeof(struct thermal_data), GFP_KERNEL); - if (data == NULL) { - dev_warn(&client->dev, "out of memory"); + data = devm_kzalloc(&client->dev, sizeof(struct thermal_data), + GFP_KERNEL); + if (data == NULL) return -ENOMEM; - } i2c_set_clientdata(client, data); mutex_init(&data->mutex); @@ -319,21 +318,19 @@ static int emc1403_probe(struct i2c_client *client, res = sysfs_create_group(&client->dev.kobj, &m_thermal_gr); if (res) { dev_warn(&client->dev, "create group failed\n"); - goto thermal_error1; + return res; } data->hwmon_dev = hwmon_device_register(&client->dev); if (IS_ERR(data->hwmon_dev)) { res = PTR_ERR(data->hwmon_dev); dev_warn(&client->dev, "register hwmon dev failed\n"); - goto thermal_error2; + goto thermal_error; } dev_info(&client->dev, "EMC1403 Thermal chip found\n"); - return res; + return 0; -thermal_error2: +thermal_error: sysfs_remove_group(&client->dev.kobj, &m_thermal_gr); -thermal_error1: - kfree(data); return res; } @@ -343,7 +340,6 @@ static int emc1403_remove(struct i2c_client *client) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&client->dev.kobj, &m_thermal_gr); - kfree(data); return 0; } -- 2.39.5