From 35cb2d0a9e56428e5ea9c7116e9356d86aadede7 Mon Sep 17 00:00:00 2001
From: Daniel Agar <daniel@agar.ca>
Date: Wed, 18 Apr 2018 09:04:13 -0400
Subject: [PATCH] EKF2 fix airspeed orb_copy check

---
 src/modules/ekf2/ekf2_main.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/modules/ekf2/ekf2_main.cpp b/src/modules/ekf2/ekf2_main.cpp
index fb630bfd32..23821ca85c 100644
--- a/src/modules/ekf2/ekf2_main.cpp
+++ b/src/modules/ekf2/ekf2_main.cpp
@@ -867,7 +867,7 @@ void Ekf2::run()
 		if (airspeed_updated) {
 			airspeed_s airspeed;
 
-			if (orb_copy(ORB_ID(airspeed), _airspeed_sub, &airspeed)) {
+			if (orb_copy(ORB_ID(airspeed), _airspeed_sub, &airspeed) == PX4_OK) {
 				// only set airspeed data if condition for airspeed fusion are met
 				if ((_arspFusionThreshold.get() > FLT_EPSILON) && (airspeed.true_airspeed_m_s > _arspFusionThreshold.get())) {