Index: grub-9999/grub-core/disk/diskfilter.c
===================================================================
--- grub-9999.orig/grub-core/disk/diskfilter.c
+++ grub-9999/grub-core/disk/diskfilter.c
@@ -502,7 +502,7 @@ validate_lv (struct grub_diskfilter_lv *
   for (i = 0; i < lv->segment_count; i++)
     {
       grub_err_t err;
-      err = validate_segment (&lv->segments[1]);
+      err = validate_segment (&lv->segments[i]);
       if (err)
 	return err;
     }