This function is not used by the driver. It's also suffering from bitrot
since COMEDI_MDEMAND and COMEDI_MCONTS are not defined anywhere. Just
remove the code.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Reviewed-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>