The 22 year old has agreed the deal and will sign the papers on Thursday. Hull have let the player come on a free even though Keane had another year on his contract at the KC Stadium.
Keane has played just 2 and half games for the Millers but has impressed in all, today caretaker boss told the clubs official website "He's just the type of player we need as he gets his foot in in the middle of the park and he works hard."