Use a local variable to access the comedi_cmd as a pointer instead
of getting to from the comedi_async pointer.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/ni_labpc.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/comedi/drivers/ni_labpc.c b/drivers/staging/comedi/drivers/ni_labpc.c
index c6e914d..3e3f940 100644
--- a/drivers/staging/comedi/drivers/ni_labpc.c
+++ b/drivers/staging/comedi/drivers/ni_labpc.c
@@ -874,8 +874,9 @@ static int labpc_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
static int labpc_drain_fifo(struct comedi_device *dev)
{
struct labpc_private *devpriv = dev->private;
- unsigned short data;
struct comedi_async *async = dev->read_subdev->async;
+ struct comedi_cmd *cmd = &async->cmd;
+ unsigned short data;
const int timeout = 10000;
unsigned int i;
@@ -884,7 +885,7 @@ static int labpc_drain_fifo(struct comedi_device *dev)
for (i = 0; (devpriv->stat1 & STAT1_DAVAIL) && i < timeout;
i++) {
/* quit if we have all the data we want */
- if (async->cmd.stop_src == TRIG_COUNT) {
+ if (cmd->stop_src == TRIG_COUNT) {
if (devpriv->count == 0)
break;
devpriv->count--;
--
1.9.2
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