From f407e0dd5547895e56b518f0364fdc80e9aed09e Mon Sep 17 00:00:00 2001
From: Peter Barker <pbarker@barker.dropbear.id.au>
Date: Fri, 8 Nov 2019 08:08:54 +1100
Subject: [PATCH] AP_Airspeed: correct example; need instantiated AHRS for
 windspeed_max

---
 libraries/AP_Airspeed/examples/Airspeed/Airspeed.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libraries/AP_Airspeed/examples/Airspeed/Airspeed.cpp b/libraries/AP_Airspeed/examples/Airspeed/Airspeed.cpp
index 07c049536a..a0db5b1e73 100644
--- a/libraries/AP_Airspeed/examples/Airspeed/Airspeed.cpp
+++ b/libraries/AP_Airspeed/examples/Airspeed/Airspeed.cpp
@@ -18,6 +18,7 @@
  *
  */
 
+#include <AP_AHRS/AP_AHRS.h>
 #include <AP_Airspeed/AP_Airspeed.h>
 #include <AP_HAL/AP_HAL.h>
 #include <AP_BoardConfig/AP_BoardConfig.h>
@@ -30,6 +31,9 @@ const AP_HAL::HAL& hal = AP_HAL::get_HAL();
 
 float temperature;
 
+// create an AHRS object for get_airspeed_max
+AP_AHRS_DCM ahrs;
+
 // create airspeed object
 AP_Airspeed airspeed;