The comedi core validates that all the data values are <= s->maxdata
before calling the (*insn_write) function. The extra masking is not
needed. Remove it.
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>