Patch:
Index: apps/plugins/disktidy.c
===================================================================
--- apps/plugins/disktidy.c	(revision 12061)
+++ apps/plugins/disktidy.c	(working copy)
@@ -340,7 +340,7 @@
 
 int tidy_lcd_menu(void)
 {
-    int loc, ret;
+    int loc, ret = 2;
     
     static const struct menu_item items[] = 
     {
@@ -365,21 +365,27 @@
         {
          
             case 0:
-                return ret;
+                loc = 4;    /* start cleaning */
+                break;
                 
             case 1:
                 rb->set_option("Files to Clean", &ret, INT, system_option, 3, NULL);
-            break;
+                break;
         
             case 2:
-                return 99;
+                ret = 99;
+                break;
                 
             default:
-                return 99;
+                ret = 99;    /* exit plugin */
+                break;
         }
+        if(loc == 4 || ret == 99)
+        {
+            rb->menu_exit(loc);
+            return ret;
+        }
     }
-
-    rb->menu_exit(loc);
 }
 
 /* this is the plugin entry point */


================================================================
Changed function:

    while (true)
    {    
        switch(rb->menu_show(loc))
        {
         
            case 0:
                loc = 4;    /* start cleaning */
                break;
                
            case 1:
                rb->set_option("Files to Clean", &ret, INT, system_option, 3, NULL);
                break;
        
            case 2:
                ret = 99;
                break;
                
            default:
                ret = 99;    /* exit plugin */
                break;
        }
        if(loc == 4 || ret == 99)
        {
            rb->menu_exit(loc);
            return ret;
        }
    }