[PATCH 19/38] staging: comedi: pcmuio: tidy up local variables in pcmuio_handle_intr_subdev()

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Tidy up the local variables so that the comedi_cmd is accessed as a pointer
instead of getting to it from the comedi_subdevice pointer.

Remove the local variable 'len' and use the cmd->chanlist_len directly.

Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/staging/comedi/drivers/pcmuio.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/comedi/drivers/pcmuio.c b/drivers/staging/comedi/drivers/pcmuio.c
index 182b48a..62914bb 100644
--- a/drivers/staging/comedi/drivers/pcmuio.c
+++ b/drivers/staging/comedi/drivers/pcmuio.c
@@ -317,7 +317,7 @@ static void pcmuio_handle_intr_subdev(struct comedi_device *dev,
 	struct pcmuio_private *devpriv = dev->private;
 	int asic = pcmuio_subdevice_to_asic(s);
 	struct pcmuio_asic *chip = &devpriv->asics[asic];
-	unsigned int len = s->async->cmd.chanlist_len;
+	struct comedi_cmd *cmd = &s->async->cmd;
 	unsigned oldevents = s->async->events;
 	unsigned int val = 0;
 	unsigned long flags;
@@ -331,8 +331,8 @@ static void pcmuio_handle_intr_subdev(struct comedi_device *dev,
 	if (!(triggered & chip->enabled_mask))
 		goto done;
 
-	for (i = 0; i < len; i++) {
-		unsigned int chan = CR_CHAN(s->async->cmd.chanlist[i]);
+	for (i = 0; i < cmd->chanlist_len; i++) {
+		unsigned int chan = CR_CHAN(cmd->chanlist[i]);
 		if (triggered & (1 << chan))
 			val |= (1 << i);
 	}
-- 
1.9.2

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