diff options
Diffstat (limited to 'drivers/hwmon/ftsteutates.c')
-rw-r--r-- | drivers/hwmon/ftsteutates.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/hwmon/ftsteutates.c b/drivers/hwmon/ftsteutates.c index a3a07662e491..8aeec16a7a90 100644 --- a/drivers/hwmon/ftsteutates.c +++ b/drivers/hwmon/ftsteutates.c @@ -423,13 +423,16 @@ static int fts_read(struct device *dev, enum hwmon_sensor_types type, u32 attr, break; case hwmon_pwm: switch (attr) { - case hwmon_pwm_auto_channels_temp: - if (data->fan_source[channel] == FTS_FAN_SOURCE_INVALID) + case hwmon_pwm_auto_channels_temp: { + u8 fan_source = data->fan_source[channel]; + + if (fan_source == FTS_FAN_SOURCE_INVALID || fan_source >= BITS_PER_LONG) *val = 0; else - *val = BIT(data->fan_source[channel]); + *val = BIT(fan_source); return 0; + } default: break; } |