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/cb_pcidas64.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/comedi/drivers/cb_pcidas64.c b/drivers/staging/comedi/drivers/cb_pcidas64.c
index aca1e69..63b00cf 100644
--- a/drivers/staging/comedi/drivers/cb_pcidas64.c
+++ b/drivers/staging/comedi/drivers/cb_pcidas64.c
@@ -2723,6 +2723,7 @@ static void drain_dma_buffers(struct comedi_device *dev, unsigned int channel)
const struct pcidas64_board *thisboard = comedi_board(dev);
struct pcidas64_private *devpriv = dev->private;
struct comedi_async *async = dev->read_subdev->async;
+ struct comedi_cmd *cmd = &async->cmd;
uint32_t next_transfer_addr;
int j;
int num_samples = 0;
@@ -2744,7 +2745,7 @@ static void drain_dma_buffers(struct comedi_device *dev, unsigned int channel)
DMA_BUFFER_SIZE) && j < ai_dma_ring_count(thisboard); j++) {
/* transfer data from dma buffer to comedi buffer */
num_samples = dma_transfer_size(dev);
- if (async->cmd.stop_src == TRIG_COUNT) {
+ if (cmd->stop_src == TRIG_COUNT) {
if (num_samples > devpriv->ai_count)
num_samples = devpriv->ai_count;
devpriv->ai_count -= num_samples;
--
1.9.2
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