misc/backup: fixed the args checker.
misc/backup: fixed the args checker.

tsuru/gandalf,gleez/gandalf,marcelometal/gandalf,flaviamissi/gandalf,gleez/gandalf,scorphus/gandalf,marcelometal/gandalf,gleez/gandalf,tsuru/gandalf,scorphus/gandalf,marcelometal/gandalf,flaviamissi/gandalf