diff -r ff1b80ccecd9 tools/libxl/libxl.c
--- a/tools/libxl/libxl.c	Fri Dec 17 16:12:37 2010 +0000
+++ b/tools/libxl/libxl.c	Fri Dec 17 15:40:35 2010 -0600
@@ -1256,7 +1256,7 @@
     int num = 0, i;
     flexarray_t *dm_args;
     int nb;
-    libxl_device_disk *disks;
+    libxl_device_disk *disks = NULL;
 
     dm_args = flexarray_make(16, 1);
     if (!dm_args)