From fbf8ee2262d6b55fdd6844504fb69af25b6d9eac Mon Sep 17 00:00:00 2001
From: Timothy Pearson <kb9vqf@pearsoncomputing.net>
Date: Sat, 6 Dec 2014 15:09:50 -0600
Subject: Automated update from Qt3

---
 src/tools/ntqmap.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/tools/ntqmap.h b/src/tools/ntqmap.h
index c8d97fd5..3139e7fe 100644
--- a/src/tools/ntqmap.h
+++ b/src/tools/ntqmap.h
@@ -644,8 +644,12 @@ public:
 #endif
     ~TQMap()
     {
-	if ( sh->deref() )
-	    delete sh;
+	if ( sh ) {
+	    if ( sh->deref() ) {
+		delete sh;
+		sh = 0L;
+	    }
+	}
     }
     TQMap<Key,T>& operator= ( const TQMap<Key,T>& m );
 #ifndef QT_NO_STL
-- 
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