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-rw-r--r--drivers/thermal/gov_fair_share.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/thermal/gov_fair_share.c b/drivers/thermal/gov_fair_share.c
index aaa07180ab48..645432ce6365 100644
--- a/drivers/thermal/gov_fair_share.c
+++ b/drivers/thermal/gov_fair_share.c
@@ -82,6 +82,8 @@ static int fair_share_throttle(struct thermal_zone_device *tz, int trip)
int total_instance = 0;
int cur_trip_level = get_trip_level(tz);
+ mutex_lock(&tz->lock);
+
list_for_each_entry(instance, &tz->thermal_instances, tz_node) {
if (instance->trip != trip)
continue;
@@ -110,6 +112,8 @@ static int fair_share_throttle(struct thermal_zone_device *tz, int trip)
mutex_unlock(&instance->cdev->lock);
thermal_cdev_update(cdev);
}
+
+ mutex_unlock(&tz->lock);
return 0;
}