From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> Because thermal_zone_trip_id() does not update the thermal zone object passed to it, its pointer argument representing the thermal zone can be const, so adjust its definition accordingly. No functional impact. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> --- drivers/thermal/thermal_core.h | 2 +- drivers/thermal/thermal_trip.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) Index: linux-pm/drivers/thermal/thermal_core.h =================================================================== --- linux-pm.orig/drivers/thermal/thermal_core.h +++ linux-pm/drivers/thermal/thermal_core.h @@ -120,7 +120,7 @@ void __thermal_zone_device_update(struct for (__trip = __tz->trips; __trip - __tz->trips < __tz->num_trips; __trip++) void __thermal_zone_set_trips(struct thermal_zone_device *tz); -int thermal_zone_trip_id(struct thermal_zone_device *tz, +int thermal_zone_trip_id(const struct thermal_zone_device *tz, const struct thermal_trip *trip); void thermal_zone_trip_updated(struct thermal_zone_device *tz, const struct thermal_trip *trip); Index: linux-pm/drivers/thermal/thermal_trip.c =================================================================== --- linux-pm.orig/drivers/thermal/thermal_trip.c +++ linux-pm/drivers/thermal/thermal_trip.c @@ -143,7 +143,7 @@ int thermal_zone_get_trip(struct thermal } EXPORT_SYMBOL_GPL(thermal_zone_get_trip); -int thermal_zone_trip_id(struct thermal_zone_device *tz, +int thermal_zone_trip_id(const struct thermal_zone_device *tz, const struct thermal_trip *trip) { /*