Garcia concerned fans with his online behaviour and apparent drinking before stunning Haney last weekend
Garcia dropped Haney three times en route to a majority-decision win on Saturday
Chris Billam-Smith will defend his WBO cruiserweight title against fellow Briton Richard Riakporhe at Selhurst Park on 15 June.
Olympic gold medallist Lauren Price steps up her world title preparations by sparring with former undisputed champion Chantelle Cameron.