diff --git a/layout.c b/layout.c
index 8bb1666..86351b8 100644
--- a/layout.c
+++ b/layout.c
@@ -3,6 +3,7 @@
  *
  * Copyright (C) 2005-2008 coresystems GmbH
  * (Written by Stefan Reinauer <stepan@coresystems.de> for coresystems GmbH)
+ * Copyright (C) 2011-2013 Stefan Tauner
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -189,6 +190,21 @@
 	return 0;
 }
 
+void layout_cleanup(void)
+{
+	int i;
+	for (i = 0; i < num_include_args; i++) {
+		free(include_args[i]);
+		include_args[i] = NULL;
+	}
+	num_include_args = 0;
+
+	for (i = 0; i < num_rom_entries; i++) {
+		rom_entries[i].included = 0;
+	}
+	num_rom_entries = 0;
+}
+
 romentry_t *get_next_included_romentry(unsigned int start)
 {
 	int i;