no point in
(there's) no point (in) (doing something)
Some particular action will serve no purpose or will not yield any worthwhile results. There's no point getting upset about it—let's just try to find a solution! A: "What if we call the consulate?" B: "No point. They won't be able to help." We were pretty disappointed to have lost the championship game, but there's no point in crying over spilt milk. We just have to train harder for next season!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
no point in something
no purpose in doing something. There is no point in locking the barn door now that the horse has been stolen. There's no point is crying over spilled milk.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.