Sky Sports understands a number of clubs are tracking highly-rated Carlisle United midfielder Brad Potts.
Sheffield United are planning to send Andy Butler back out on loan after seeing an agreement with Walsall collapse.
Striker Connor Wickham has joined Sky Bet Championship club Leeds on loan for the rest of the season, Sunderland have announced.
The 20-year-old has completed an emergency move to Elland Road after struggling to force his way into contention at the Stadium of Light since returning from a temporary spell at Sheffield Wednesday, where he scored eight goals in 11 games.
One of Wickham's strikes for the Owls came in a 6-0 derby victory over Leeds last month.
The England Under-21 international could make his debut at QPR on Saturday.