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Commit 9af39b31 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: amplc_pci224: use comedi_cmd pointer 



Use the local variable to access the comedi_cmd as a pointer in
pci224_ao_munge() instead of getting to it from the comedi_async
pointer.

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 71ba7506

drivers/staging/comedi/drivers/amplc_pci224.c

+2 −2
Original line number Diff line number Diff line
@@ -987,7 +987,7 @@ pci224_ao_munge(struct comedi_device *dev, struct comedi_subdevice *s, 
{

	const struct pci224_board *thisboard = comedi_board(dev);

	struct pci224_private *devpriv = dev->private;

	struct comedi_async *async = s->async;

	struct comedi_cmd *cmd = &s->async->cmd;

	unsigned short *array = data;

	unsigned int length = num_bytes / sizeof(*array);

	unsigned int offset;
@@ -997,7 +997,7 @@ pci224_ao_munge(struct comedi_device *dev, struct comedi_subdevice *s, 
	/* The hardware expects 16-bit numbers. */

	shift = 16 - thisboard->ao_bits;

	/* Channels will be all bipolar or all unipolar. */

	if ((devpriv->hwrange[CR_RANGE(async->cmd.chanlist[0])] &

	if ((devpriv->hwrange[CR_RANGE(cmd->chanlist[0])] &

	     PCI224_DACCON_POLAR_MASK) == PCI224_DACCON_POLAR_UNI) {

		/* Unipolar */

		offset = 0;