Commander: Check for preflight errors in order

src/modules/commander/PreflightCheck.cpp

@@ -757,7 +757,7 @@ bool preflightCheck(orb_advert_t *mavlink_log_pub, bool checkSensors, bool check
 
 	/* ---- IMU CONSISTENCY ---- */
 	if (checkSensors) {
-		if (!imuConsistencyCheck(mavlink_log_pub, reportFailures)) {
+		if (!imuConsistencyCheck(mavlink_log_pub, (reportFailures && !failed))) {
 			failed = true;
 		}
 	}
@@ -795,7 +795,7 @@ bool preflightCheck(orb_advert_t *mavlink_log_pub, bool checkSensors, bool check
 		// don't report ekf failures for the first 10 seconds to allow time for the filter to start
 		bool report_ekf_fail = (time_since_boot > 10 * 1000000);
 
-		if (!ekf2Check(mavlink_log_pub, true, report_ekf_fail, checkGNSS)) {
+		if (!ekf2Check(mavlink_log_pub, true, (report_ekf_fail && !failed), checkGNSS)) {
 			failed = true;
 		}
 	}