When the thermal zone has no get_temp callback then thermal_zone_device_register()
calls thermal_zone_device_set_polling() with a polling delay of 0. This
only cancels the poll_queue. Since the poll_queue hasn't been scheduled this
is a no-op. Remove it.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 drivers/thermal/thermal_core.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index c735ac4c..dcea909 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c

@@ -1571,9 +1571,6 @@ struct thermal_zone_device *thermal_zone_device_register(const char *type,
 
 	INIT_DELAYED_WORK(&(tz->poll_queue), thermal_zone_device_check);
 
-	if (!tz->ops->get_temp)
-		thermal_zone_device_set_polling(tz, 0);
-
 	thermal_zone_device_update(tz);
 
 	return tz;

-- 
2.1.4