"If Smith has done something wrong, the ICC will take care of such things which they have already done, by penalising him. But credit goes to Smith for admitting to his team's mistakes. let bygones be bygones, both Smith and Warner are assets not only for Australia but also to their respective IPl teams," Nehra told reporters on Monday on the sidelines of the Royal Challengers Bangalore joining hands with tech giants HP for IPl 2018.