Index: /branches/pap_branch_20090128/ppStack/src/ppStackMatch.c
===================================================================
--- /branches/pap_branch_20090128/ppStack/src/ppStackMatch.c	(revision 21306)
+++ /branches/pap_branch_20090128/ppStack/src/ppStackMatch.c	(revision 21307)
@@ -452,7 +452,9 @@
             psFree(readout->mask);
             psFree(readout->variance);
+            psFree(readout->covariance);
             readout->image  = psMemIncrRefCounter(output->image);
             readout->mask   = psMemIncrRefCounter(output->mask);
             readout->variance = psMemIncrRefCounter(output->variance);
+            readout->covariance = psMemIncrRefCounter(output->covariance);
         } else {
             // Fake the convolution