Remove distance sensor checks again. These checks should be handled by EKF2...

Remove distance sensor checks again. These checks should be handled by EKF2 and should thus be added there later

src/modules/commander/PreflightCheck.cpp

@@ -710,20 +710,6 @@ bool preflightCheck(orb_advert_t *mavlink_log_pub, vehicle_status_s &status,
 	const bool checkDynamic = !hil_enabled;
 	const bool checkPower = (status_flags.condition_power_input_valid && !status_flags.circuit_breaker_engaged_power_check);
 
-	bool checkDistanceSensors = false;
-	int32_t distSensorEnabled[7];
-	param_get(param_find("SENS_EN_LEDDAR1"), &(distSensorEnabled[0]));
-	param_get(param_find("SENS_EN_LL40LS"), &distSensorEnabled[1]);
-	param_get(param_find("SENS_EN_MB12XX"), &distSensorEnabled[2]);
-	param_get(param_find("SENS_EN_SF0X"), &distSensorEnabled[3]);
-	param_get(param_find("SENS_EN_SF1XX"), &distSensorEnabled[4]);
-	param_get(param_find("SENS_EN_TFMINI"), &distSensorEnabled[5]);
-	param_get(param_find("SENS_EN_TRANGER"), &distSensorEnabled[6]);
-	if(distSensorEnabled[0]>0 || distSensorEnabled[1]>0 || distSensorEnabled[2]>0 || distSensorEnabled[3]>0 ||
-			distSensorEnabled[4]>0 || distSensorEnabled[5]>0 || distSensorEnabled[6]>0) {
-		checkDistanceSensors=true;
-	}
-
 	bool checkAirspeed = false;
 
 	/* Perform airspeed check only if circuit breaker is not
@@ -936,23 +922,6 @@ bool preflightCheck(orb_advert_t *mavlink_log_pub, vehicle_status_s &status,
 		}
 	}
 
-	/* ---- DISTANCE SENSORS ---- */
-	if (checkDistanceSensors && time_since_boot > 10 * 1000000) {
-		int fd_distance_sensor = orb_subscribe(ORB_ID(distance_sensor));
-		distance_sensor_s dist_sensor = {};
-		bool present = true;
-
-		if ((orb_copy(ORB_ID(distance_sensor), fd_distance_sensor, &dist_sensor) != PX4_OK) ||
-			(hrt_elapsed_time(&dist_sensor.timestamp) > 2000000)) {
-			if (reportFailures) {
-				mavlink_log_critical(mavlink_log_pub, "PREFLIGHT FAIL: DISTANCE SENSOR MISSING");
-			}
-			present = false;
-		}
-		publish_subsystem_info(subsystem_info_s::SUBSYSTEM_TYPE_SENSORPROXIMITY, present, true, present, &status);
-		orb_unsubscribe(fd_distance_sensor);
-	}
-
 	/* ---- Navigation EKF ---- */
 	// only check EKF2 data if EKF2 is selected as the estimator and GNSS checking is enabled
 	int32_t estimator_type;