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-rw-r--r--drivers/hwmon/ad7418.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/hwmon/ad7418.c b/drivers/hwmon/ad7418.c
index 8cb718ce823..42461d1ff10 100644
--- a/drivers/hwmon/ad7418.c
+++ b/drivers/hwmon/ad7418.c
@@ -167,7 +167,11 @@ static ssize_t set_temp(struct device *dev, struct device_attribute *devattr,
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct i2c_client *client = to_i2c_client(dev);
struct ad7418_data *data = i2c_get_clientdata(client);
- long temp = simple_strtol(buf, NULL, 10);
+ long temp;
+ int ret = kstrtol(buf, 10, &temp);
+
+ if (ret < 0)
+ return ret;
mutex_lock(&data->lock);
data->temp[attr->index] = LM75_TEMP_TO_REG(temp);
@@ -228,7 +232,8 @@ static int ad7418_probe(struct i2c_client *client,
goto exit;
}
- if (!(data = kzalloc(sizeof(struct ad7418_data), GFP_KERNEL))) {
+ data = kzalloc(sizeof(struct ad7418_data), GFP_KERNEL);
+ if (!data) {
err = -ENOMEM;
goto exit;
}
@@ -261,7 +266,8 @@ static int ad7418_probe(struct i2c_client *client,
ad7418_init_client(client);
/* Register sysfs hooks */
- if ((err = sysfs_create_group(&client->dev.kobj, &data->attrs)))
+ err = sysfs_create_group(&client->dev.kobj, &data->attrs);
+ if (err)
goto exit_free;
data->hwmon_dev = hwmon_device_register(&client->dev);