diff options
Diffstat (limited to 'drivers/hwmon')
| -rw-r--r-- | drivers/hwmon/mlxreg-fan.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/hwmon/mlxreg-fan.c b/drivers/hwmon/mlxreg-fan.c index feab9ec6a6ca..8e5cd6991929 100644 --- a/drivers/hwmon/mlxreg-fan.c +++ b/drivers/hwmon/mlxreg-fan.c @@ -488,9 +488,14 @@ static int mlxreg_fan_config(struct mlxreg_fan *fan, return -EINVAL; } - err = mlxreg_pwm_connect_verify(fan, data); - if (err) - return err; + /* Validate if more then one PWM is connected. */ + if (pwm_num) { + err = mlxreg_pwm_connect_verify(fan, data); + if (err < 0) + return err; + else if (!err) + continue; + } fan->pwm[pwm_num].reg = data->reg; fan->pwm[pwm_num].connected = true; |