"We haven't heard anything and he's one I'd like to keep hold of," Warnock told the Croydon Advertiser.
"His contract is up at the end of the season and that's what has probably triggered these reports."
The penultimate weekend in the Football League regular season settled some promotion and relegation issues - but plenty remains up
Leicester head to Old Trafford on Saturday knowing victory over Manchester United will make them arguably the most unlikely league
The latest gossip and rumours from the newspapers and online:Manchester City could be planning a summer swoop for Arsenal midfielder
Liverpool slipped to a last-gasp 1-0 defeat to Villarreal in Spain in the first leg of their Europa League semi-final.
With reports coming from United Arab Emirates, Liverpool are being lined up for a £700m Middle Eastern takeover by Sheikh