File grub2-mkconfig-default-entry-correction.patch of Package grub2

--- a/util/grub-mkconfig.in
+++ b/util/grub-mkconfig.in
@@ -363,6 +363,11 @@
     cat ${grub_cfg}.new > ${grub_cfg}
     umask $oldumask
     rm -f ${grub_cfg}.new
+    # check if default entry need to be corrected for updated distributor version
+    # and/or use fallback entry if default kernel entry removed
+    if test -x /usr/sbin/grub2-check-default; then
+       /usr/sbin/grub2-check-default >&2
+    fi
     sync_fs_journal || true
   fi
 fi