struct i2c_client *client = to_i2c_client(dev);
struct lm75_data *data = i2c_get_clientdata(client);
int nr = attr->index;
- unsigned long temp = simple_strtoul(buf, NULL, 10);
+ long temp = simple_strtol(buf, NULL, 10);
mutex_lock(&data->update_lock);
data->temp[nr] = LM75_TEMP_TO_REG(temp);