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path: root/drivers/thermal/step_wise.c
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Diffstat (limited to 'drivers/thermal/step_wise.c')
-rw-r--r--drivers/thermal/step_wise.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/thermal/step_wise.c b/drivers/thermal/step_wise.c
index ea9366ad3e6b..bcef2e7c4ec9 100644
--- a/drivers/thermal/step_wise.c
+++ b/drivers/thermal/step_wise.c
@@ -175,7 +175,9 @@ static void thermal_zone_trip_update(struct thermal_zone_device *tz, int trip)
update_passive_instance(tz, trip_type, -1);
instance->initialized = true;
+ mutex_lock(&instance->cdev->lock);
instance->cdev->updated = false; /* cdev needs update */
+ mutex_unlock(&instance->cdev->lock);
}
mutex_unlock(&tz->lock);