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path: root/drivers/hwmon/drivetemp.c
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Diffstat (limited to 'drivers/hwmon/drivetemp.c')
-rw-r--r--drivers/hwmon/drivetemp.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/hwmon/drivetemp.c b/drivers/hwmon/drivetemp.c
index 370d0c74eb01..9179460c2d9d 100644
--- a/drivers/hwmon/drivetemp.c
+++ b/drivers/hwmon/drivetemp.c
@@ -264,12 +264,18 @@ static int drivetemp_get_scttemp(struct drivetemp_data *st, u32 attr, long *val)
return err;
switch (attr) {
case hwmon_temp_input:
+ if (!temp_is_valid(buf[SCT_STATUS_TEMP]))
+ return -ENODATA;
*val = temp_from_sct(buf[SCT_STATUS_TEMP]);
break;
case hwmon_temp_lowest:
+ if (!temp_is_valid(buf[SCT_STATUS_TEMP_LOWEST]))
+ return -ENODATA;
*val = temp_from_sct(buf[SCT_STATUS_TEMP_LOWEST]);
break;
case hwmon_temp_highest:
+ if (!temp_is_valid(buf[SCT_STATUS_TEMP_HIGHEST]))
+ return -ENODATA;
*val = temp_from_sct(buf[SCT_STATUS_TEMP_HIGHEST]);
break;
default: