diff -r 0d69d2ce73e9 xen/arch/x86/mm.c
--- a/xen/arch/x86/mm.c	Tue Aug  2 19:32:48 2005
+++ b/xen/arch/x86/mm.c	Tue Aug  2 15:59:45 2005
@@ -1040,7 +1040,7 @@
                         unsigned int type)
 {
     l2_pgentry_t ol2e;
-    unsigned long vaddr;
+    unsigned long vaddr = 0;
 
     if ( unlikely(!is_guest_l2_slot(type,pgentry_ptr_to_slot(pl2e))) )
     {