Index: trunk/Ohana/src/opihi/lib.shell/dvomath.c
===================================================================
--- trunk/Ohana/src/opihi/lib.shell/dvomath.c	(revision 2598)
+++ trunk/Ohana/src/opihi/lib.shell/dvomath.c	(revision 2792)
@@ -22,6 +22,5 @@
 
   /* distinguish scalar, vector, matrix, check dimensions */
-  *size = check_stack (stack, Nstack);
-  if ((validsize != -1) && (validsize != *size)) goto error;
+  *size = check_stack (stack, Nstack, validsize);
   if (*size < 0) goto error;