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staging: comedi: amplc_pci224: use comedi_cmd pointer

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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: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2014-05-27 10:30:48 -07:00 committed by Greg Kroah-Hartman
parent 71ba7506f0
commit 9af39b31b5
1 changed files with 2 additions and 2 deletions
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4
drivers/staging/comedi/drivers/amplc_pci224.c
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@ -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;