Index: trunk/psModules/src/imcombine/pmSubtractionKernels.c
===================================================================
--- trunk/psModules/src/imcombine/pmSubtractionKernels.c	(revision 35771)
+++ trunk/psModules/src/imcombine/pmSubtractionKernels.c	(revision 42469)
@@ -1361,6 +1361,11 @@
     }
 
-    return pmSubtractionKernelsGenerate(type, size, spatialOrder, fwhms, orders, inner, binning,
-                                        ringsOrder, penalty, bounds, mode);
+    pmSubtractionKernels *outKernel = pmSubtractionKernelsGenerate(type, size, spatialOrder,
+								  fwhms, orders, inner, binning,
+								  ringsOrder, penalty, bounds, mode);
+    psFree (fwhms);
+    psFree (orders);
+
+    return outKernel;
 }