Millwall winger Dany N'Guessan could reportedly depart the Championship club this summer.
The 25-year-old spent last season on loan at Charlton Athletic as they won the League One title, but he returned to Millwall this summer.
According to Sky Sports News, Addicks boss Chris Powell is keen to bring the Frenchman back to the club on a permanent basis.
Sheffield Wednesday have also been credited with an interest.