--- xen/arch/x86/shadow.c.old	2005-04-11 12:04:20.000000000 -0500
+++ xen/arch/x86/shadow.c	2005-04-11 12:05:41.000000000 -0500
@@ -1594,7 +1594,8 @@ static inline unsigned long
 shadow_make_snapshot(
     struct domain *d, unsigned long gpfn, unsigned long gmfn)
 {
-    unsigned long smfn, sl1mfn;
+    unsigned long smfn = 0; 
+    unsigned long sl1mfn = 0;
     void *original, *snapshot;
     u32 min_max = 0;
     int min, max, length;