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authorPaolo Bonzini <pbonzini@redhat.com>2020-05-13 12:14:05 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2020-05-13 12:14:05 -0400
commit4aef2ec9022b217f74d0f4c9b84081f07cc223d9 (patch)
treeedf9bb9ca1f8ab6345c156a7e87aaed28939f66c /drivers/hwmon/drivetemp.c
parent7c67f54661fcc8d141fb11abbab1739f32e13b03 (diff)
parent37486135d3a7b03acc7755b63627a130437f066a (diff)
Merge branch 'kvm-amd-fixes' into HEAD
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: