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path: root/drivers/thermal/fair_share.c
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-rw-r--r--drivers/thermal/fair_share.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/thermal/fair_share.c b/drivers/thermal/fair_share.c
index d3469fbc5207..26d7387f5834 100644
--- a/drivers/thermal/fair_share.c
+++ b/drivers/thermal/fair_share.c
@@ -94,6 +94,8 @@ 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;
@@ -122,6 +124,8 @@ 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;
}