This patch simplify a trivial if-return sequence. Possibly combine with
a preceding function call.
Signed-off-by: Abdul Hussain <habdul@visteon.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 
        /* Digital I/O subdevice */
        s = &dev->subdevices[2];
-       ret = subdev_8255_init(dev, s, dmm32at_8255_io, DMM32AT_8255_IOBASE);
-       if (ret)
-               return ret;
-
-       return 0;
+       return subdev_8255_init(dev, s, dmm32at_8255_io, DMM32AT_8255_IOBASE);
 }
 
 static struct comedi_driver dmm32at_driver = {