Childish Gambino Postpones Concert in Wake of Foot Injury

Childish Gambino's foot injury must be severe ... 'cause he's postponed his upcoming concert.

Wednesday's show at The Forum in Inglewood, CA has been rescheduled ... and a new date has not been announced.

As we reported ... Childish Gambino injured his foot and cut short his Sunday concert in Dallas ... and he's been spotted in a wheelchair and leg brace during his This is America tour.

Wednesday's postponement is bad news for the singer's fans ... 'cause he's been saying this is his last concert tour ever.