A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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hwmon: (f75375s) Fix value range for PWM modes

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Accepted value range for PWM modes was 0..4, even though only 0..3 is
subsequently used. Limit permitted value range to 0..3 to avoid unpredictable
behavior.

Cc: Riku Voipio <[email protected]>
Reviewed-by: Bjoern Gerhart <[email protected]>
Signed-off-by: Guenter Roeck <[email protected]>
This commit is contained in:
Guenter Roeck 2011-12-08 10:01:25 -08:00
commit 3310600aa7
1 changed files with 1 additions and 1 deletions
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2
drivers/hwmon/f75375s.c
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@ -309,7 +309,7 @@ static int set_pwm_enable_direct(struct i2c_client *client, int nr, int val)
struct f75375_data *data = i2c_get_clientdata(client);
u8 fanmode;
if (val < 0 || val > 4)
if (val < 0 || val > 3)
return -EINVAL;
fanmode = f75375_read8(client, F75375_REG_FAN_TIMER);