This fix corrects the logic that checks number length such that is functions correctly without a trailing space. Signed-off-by: jcarsey Reviewed-by: geekboy15a git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12736 6f19259b-4bc3-4df7-8a09-765794883524