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Commit c0c6ae26 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: rti802: tidy up rti802_ao_insn_read() 



To clarify the function a bit, add a local variable for the 'chan'
that is being read and change the final return to 'insn->n'.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent df8f09bb

drivers/staging/comedi/drivers/rti802.c

+5 −3
Original line number Diff line number Diff line
@@ -49,15 +49,17 @@ struct rti802_private { 


static int rti802_ao_insn_read(struct comedi_device *dev,

			       struct comedi_subdevice *s,

			       struct comedi_insn *insn, unsigned int *data)

			       struct comedi_insn *insn,

			       unsigned int *data)

{

	struct rti802_private *devpriv = dev->private;

	unsigned int chan = CR_CHAN(insn->chanspec);

	int i;



	for (i = 0; i < insn->n; i++)

		data[i] = devpriv->ao_readback[CR_CHAN(insn->chanspec)];

		data[i] = devpriv->ao_readback[chan];



	return i;

	return insn->n;

}



static int rti802_ao_insn_write(struct comedi_device *dev,