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path: root/drivers/hwmon/max16065.c
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Diffstat (limited to 'drivers/hwmon/max16065.c')
-rw-r--r--drivers/hwmon/max16065.c36
1 files changed, 8 insertions, 28 deletions
diff --git a/drivers/hwmon/max16065.c b/drivers/hwmon/max16065.c
index f8e323ac6cb3..822261be84dd 100644
--- a/drivers/hwmon/max16065.c
+++ b/drivers/hwmon/max16065.c
@@ -554,7 +554,7 @@ static int max16065_probe(struct i2c_client *client,
| I2C_FUNC_SMBUS_READ_WORD_DATA))
return -ENODEV;
- data = kzalloc(sizeof(*data), GFP_KERNEL);
+ data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL);
if (unlikely(!data))
return -ENOMEM;
@@ -567,20 +567,16 @@ static int max16065_probe(struct i2c_client *client,
if (have_secondary) {
val = i2c_smbus_read_byte_data(client, MAX16065_SW_ENABLE);
- if (unlikely(val < 0)) {
- ret = val;
- goto out_free;
- }
+ if (unlikely(val < 0))
+ return val;
secondary_is_max = val & MAX16065_WARNING_OV;
}
/* Read scale registers, convert to range */
for (i = 0; i < DIV_ROUND_UP(data->num_adc, 4); i++) {
val = i2c_smbus_read_byte_data(client, MAX16065_SCALE(i));
- if (unlikely(val < 0)) {
- ret = val;
- goto out_free;
- }
+ if (unlikely(val < 0))
+ return val;
for (j = 0; j < 4 && i * 4 + j < data->num_adc; j++) {
data->range[i * 4 + j] =
max16065_adc_range[(val >> (j * 2)) & 0x3];
@@ -595,10 +591,8 @@ static int max16065_probe(struct i2c_client *client,
for (j = 0; j < data->num_adc; j++) {
val = i2c_smbus_read_byte_data(client,
MAX16065_LIMIT(i, j));
- if (unlikely(val < 0)) {
- ret = val;
- goto out_free;
- }
+ if (unlikely(val < 0))
+ return val;
data->limit[i][j] = LIMIT_TO_MV(val, data->range[j]);
}
}
@@ -661,8 +655,6 @@ static int max16065_probe(struct i2c_client *client,
out:
max16065_cleanup(client);
-out_free:
- kfree(data);
return ret;
}
@@ -672,7 +664,6 @@ static int max16065_remove(struct i2c_client *client)
hwmon_device_unregister(data->hwmon_dev);
max16065_cleanup(client);
- kfree(data);
return 0;
}
@@ -699,19 +690,8 @@ static struct i2c_driver max16065_driver = {
.id_table = max16065_id,
};
-static int __init max16065_init(void)
-{
- return i2c_add_driver(&max16065_driver);
-}
-
-static void __exit max16065_exit(void)
-{
- i2c_del_driver(&max16065_driver);
-}
+module_i2c_driver(max16065_driver);
MODULE_AUTHOR("Guenter Roeck <guenter.roeck@ericsson.com>");
MODULE_DESCRIPTION("MAX16065 driver");
MODULE_LICENSE("GPL");
-
-module_init(max16065_init);
-module_exit(max16065_exit);