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diff data/model/EditableDenseThreeDimensionalModel.cpp @ 937:24964a8b31e7

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Avoid crashing when trying to examine data at column < 0 in 3d model
author Chris Cannam
date Mon, 30 Jun 2014 15:02:43 +0100
parents df82da55e86a
children 5bd05a24e32a
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line diff
--- a/data/model/EditableDenseThreeDimensionalModel.cpp	Wed Jun 18 13:51:16 2014 +0100
+++ b/data/model/EditableDenseThreeDimensionalModel.cpp	Mon Jun 30 15:02:43 2014 +0100
@@ -157,7 +157,7 @@
 EditableDenseThreeDimensionalModel::getColumn(int index) const
 {
     QReadLocker locker(&m_lock);
-    if (int(index) >= m_data.size()) return Column();
+    if (index < 0 || index >= m_data.size()) return Column();
     return expandAndRetrieve(index);
 }