From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> Because the IMX thermal driver does not flag its critical trip as writable, imx_set_trip_temp() will never be invoked for it and so the critical trip check can be dropped from there. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> --- drivers/thermal/imx_thermal.c | 9 --------- 1 file changed, 9 deletions(-) Index: linux-pm/drivers/thermal/imx_thermal.c =================================================================== --- linux-pm.orig/drivers/thermal/imx_thermal.c +++ linux-pm/drivers/thermal/imx_thermal.c @@ -335,21 +335,12 @@ static int imx_set_trip_temp(struct ther int temp) { struct imx_thermal_data *data = thermal_zone_device_priv(tz); - struct thermal_trip trip; int ret; ret = pm_runtime_resume_and_get(data->dev); if (ret < 0) return ret; - ret = __thermal_zone_get_trip(tz, trip_id, &trip); - if (ret) - return ret; - - /* do not allow changing critical threshold */ - if (trip.type == THERMAL_TRIP_CRITICAL) - return -EPERM; - /* do not allow passive to be set higher than critical */ if (temp < 0 || temp > trips[IMX_TRIP_CRITICAL].temperature) return -EINVAL;