Index: trunk/ppBackground/src/ppBackgroundData.c
===================================================================
--- trunk/ppBackground/src/ppBackgroundData.c	(revision 28276)
+++ trunk/ppBackground/src/ppBackgroundData.c	(revision 35118)
@@ -17,4 +17,6 @@
     psFree(data->imageName);
     psFree(data->maskName);
+    psFree(data->varianceName);
+    psFree(data->auxMaskName);
     psFree(data->outRoot);
     psFree(data->stats);
@@ -33,4 +35,6 @@
     data->imageName = NULL;
     data->maskName = NULL;
+    data->varianceName = NULL;
+    data->auxMaskName = NULL;
     data->outRoot = NULL;
     data->stats = NULL;