From 607511fd64e5b77f7cb2f2b740460511880b11ad Mon Sep 17 00:00:00 2001
From: andy <andy>
Date: Wed, 14 Feb 2007 23:14:00 +0000
Subject: [PATCH] Don't crash when destroying a SGBinding object if the
 property node it was loaded from lacks a parent.  Patch from ndim on IRC

---
 simgear/structure/SGBinding.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/simgear/structure/SGBinding.cxx b/simgear/structure/SGBinding.cxx
index acd91814..0c3f7feb 100644
--- a/simgear/structure/SGBinding.cxx
+++ b/simgear/structure/SGBinding.cxx
@@ -27,7 +27,8 @@ SGBinding::SGBinding(const SGPropertyNode* node, SGPropertyNode* root)
 
 SGBinding::~SGBinding()
 {
-  _arg->getParent()->removeChild(_arg->getName(), _arg->getIndex(), false);
+  if(_arg && _arg->getParent())
+    _arg->getParent()->removeChild(_arg->getName(), _arg->getIndex(), false);
 }
 
 void
-- 
2.39.5