Wilson Isidor scored the only goal of the game as Sunderland beat Portsmouth 1-0 at the Stadium of Light.
The visitors twice took the lead at Craven Cottage through Sammie Szmodics and Liam Delap.
Fulham manager Marco Silva labelled referee Darren Bond’s decision to not show Leif Davis a red card “hard to explain” after Sunday’s 2-2 draw against Ipswich Town at Craven Cottage.
The striker scored penalties in the 69th and 91st minutes to earn Fulham a 2-2 draw with Ipswich, who led twice through Sammie Szmodics and Liam Delap