Who said anything about need?
Or even necessarily fixing it? Just go out and take a look. Maybe they can slap some velcro on there for the duration? Who knows, and the only way to find out is to go out and do something.
No kidding spacewalk's are dangerous. And part of how we're going to figure out how to make them less dangerous is to go out and do them and learn.
It would probably end up that nothing is done, and that's okay, because we should have at least learned something and gotten some practice.