IT'S A FAIR PLAY TMZSports.com
Former Minnesota Vikings star Anthony Barr -- who some believe actually came up with the "Tush Push" concept -- says the NFL should absolutely not ban the controversial quarterback sneak play.
The ex-linebacker -- who was once captured on a hot mic suggesting teams implement the Brotherly Shove years before the Philadelphia Eagles made it famous -- told TMZ Sports out at LAX this week that if Roger Goodell and Co. bar it from games ... it could lead to some dire consequences for the league.