Haynes scored in the 54th anf 67th minute to give Barnsley a 2-0 win at the KeepMoat Stadium.
Nottingham Forest who travel to the Ricoh Arena next Tuesday to face Coventry City have moved up to fifth in the Championship table.
Forest beat Bristol City tonight 1-0 at the City Ground with a 47th minute Chambers goal.
Burnley went up to ninth with a 2-1 win at Portsmouth.
Former Coventry City loanee keeper Marton Fulop won't be going to Wembley as his Ipswich Town side were beaten 3-0 at Arsenal in the League Cup Semi-Final second leg.
Former City loanee Gary Madine scored for his first goal for Sheffield Wednesday in a 2-2 draw against Yeovil Town.
Lee Hughes scored an equaliser for Notts County in a 1-1 draw at Hartlepool.
Andy Whing played the whole game for Leyton Orient in a 2-2 draw against MK Dons.
Neil Collett had a fine game in goal for Mansfield Town in their 0-0 draw at Darlington. Ashley Cain also played the whole game for the Stags.