diff --git a/src/osgUtil/LineSegmentIntersector.cpp b/src/osgUtil/LineSegmentIntersector.cpp
index 08faade5e..65b61c8be 100644
--- a/src/osgUtil/LineSegmentIntersector.cpp
+++ b/src/osgUtil/LineSegmentIntersector.cpp
@@ -69,6 +69,8 @@ struct IntersectFunctor
 
     IntersectFunctor():
         _primitiveIndex(0),
+        _length(0.0),
+        _inverse_length(0.0),
         _hit(false)
     {
     }