From: ThorstenB <brehmt@gmail.com>
Date: Fri, 21 Jan 2011 22:44:23 +0000 (+0100)
Subject: Fix crash in GPS module.
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=f32656b2a5b567a0725e5ef2e2c254bd4f090185;p=flightgear.git

Fix crash in GPS module.
Fixes crash on exit (during property untie). Also potential run-time crash.
---

diff --git a/src/Instrumentation/gps.cxx b/src/Instrumentation/gps.cxx
index 853d49d46..f0ecf6f04 100644
--- a/src/Instrumentation/gps.cxx
+++ b/src/Instrumentation/gps.cxx
@@ -1158,7 +1158,7 @@ double GPS::getWP1Bearing() const
 
 double GPS::getWP1MagBearing() const
 {
-  if (!_dataValid) {
+  if (!_dataValid || !_wayptController.get()) {
     return -9999.0;
   }