From 1328316bfc966002d4304919517d963ada3df479 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <tridge@samba.org>
Date: Sat, 31 Aug 2013 10:26:27 +1000
Subject: [PATCH] AP_Airspeed: fixed saving of airspeed ratios

---
 libraries/AP_Airspeed/Airspeed_Calibration.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/AP_Airspeed/Airspeed_Calibration.cpp b/libraries/AP_Airspeed/Airspeed_Calibration.cpp
index c4a7808891..27287d536a 100644
--- a/libraries/AP_Airspeed/Airspeed_Calibration.cpp
+++ b/libraries/AP_Airspeed/Airspeed_Calibration.cpp
@@ -132,7 +132,7 @@ void AP_Airspeed::update_calibration(const Vector3f &vground)
     ratio = constrain_float(ratio, 0.5f, 1.0f);
     _ratio.set(1/sq(ratio));
     if (_counter > 60) {
-        if (_last_saved_ratio < 1.05f*_ratio || 
+        if (_last_saved_ratio > 1.05f*_ratio || 
             _last_saved_ratio < 0.95f*_ratio) {
             _ratio.save();
             _last_saved_ratio = _ratio;