--- cgi-bin/admin.c.after-cups-1.3.11-CVE-2009-2820-patch	2009-11-03 12:33:53.000000000 +0100
+++ cgi-bin/admin.c	2009-11-03 12:37:37.000000000 +0100
@@ -486,6 +486,7 @@ do_am_class(http_t *http,		/* I - HTTP c
   ipp_attribute_t *attr;		/* member-uris attribute */
   char		uri[HTTP_MAX_URI];	/* Device or printer URI */
   const char	*name,			/* Pointer to class name */
+		*op,			/* Operation name */
 		*ptr;			/* Pointer to CGI variable */
   const char	*title;			/* Title of page */
   static const char * const pattrs[] =	/* Requested printer attributes */
@@ -497,6 +498,7 @@ do_am_class(http_t *http,		/* I - HTTP c
 
 
   title = cgiText(modify ? _("Modify Class") : _("Add Class"));
+  op    = cgiGetVariable("OP");
   name  = cgiGetVariable("PRINTER_NAME");
 
   if (cgiGetVariable("PRINTER_LOCATION") == NULL)
@@ -516,6 +518,8 @@ do_am_class(http_t *http,		/* I - HTTP c
     */
 
     cgiClearVariables();
+    if (op)
+      cgiSetVariable("OP", op);
     if (name)
       cgiSetVariable("PRINTER_NAME", name);