The Italian said: "What can I do about it? As far as I am concerned, I want to keep him - and the club want to keep him. But if a player wants to go it is difficult.
"At the moment, he is a West Ham player and he will stay a West Ham player. However, I do not know if he will play on Sunday. We will see what happens."
"Someone has told me he wants to come here and play," said Redknapp. "If we can do a deal, good."