The Wayans brothers or Dave Chappelle could make a movie today that would make "Blazing Saddles" look like a feel-good nostalgia film for the Civil Rights movement.
And no, it wouldn't involve "anti-white racism," either. It would look like something the Ku Klux Klan would produce.
His show had some of the most politically incorrect sketch comedy since Mel Brooks/Richard Pryor. And he got a lot of pressure from within the black community for it. Making sport of the cracker is perfectly acceptable, but don't ever turn a spotlight on the failings of black culture.
He was/is a brilliant social satirist.