hwmon: (emc1403) Relax hysteresis limit write checks
Writing the hysteresis limit returned -ERANGE if the written hysteresis
was too high or too low. Relax error check and adjust the hysteresis
value to its valid range.
Reviewed-by: Jean Delvare <[email protected]>
Signed-off-by: Guenter Roeck <[email protected]>
diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
index 46220b1..c62bc04 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -147,12 +147,7 @@
goto fail;
hyst = limit * 1000 - val;
- hyst = DIV_ROUND_CLOSEST(hyst, 1000);
- if (hyst < 0 || hyst > 255) {
- retval = -ERANGE;
- goto fail;
- }
-
+ hyst = clamp_val(DIV_ROUND_CLOSEST(hyst, 1000), 0, 255);
retval = regmap_write(regmap, 0x21, hyst);
if (retval == 0)
retval = count;
