hwmon: (gpio_fan) Use error value returned from get_fan_speed_index()

get_fan_speed_index() returns -EINVAL in case of errors, only to have it
ignored and replaced with -ENODEV. Make it return -ENODEV and use it.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Guenter Roeck 2013-09-13 10:42:39 -07:00
parent bb34c0da64
commit c52ae3d279

View File

@ -169,7 +169,7 @@ static int get_fan_speed_index(struct gpio_fan_data *fan_data)
dev_warn(&fan_data->pdev->dev,
"missing speed array entry for GPIO value 0x%x\n", ctrl_val);
return -EINVAL;
return -ENODEV;
}
static int rpm_to_speed_index(struct gpio_fan_data *fan_data, int rpm)
@ -384,7 +384,7 @@ static int fan_ctrl_init(struct gpio_fan_data *fan_data,
fan_data->pwm_enable = true; /* Enable manual fan speed control. */
fan_data->speed_index = get_fan_speed_index(fan_data);
if (fan_data->speed_index < 0)
return -ENODEV;
return fan_data->speed_index;
return 0;
}