Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/staging/comedi/drivers/ni_tiocmd.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/comedi/drivers/ni_tiocmd.c
b/drivers/staging/comedi/drivers/ni_tiocmd.c
index d36c3ab..4173570 100644
--- a/drivers/staging/comedi/drivers/ni_tiocmd.c
+++ b/drivers/staging/comedi/drivers/ni_tiocmd.c
@@ -201,7 +201,7 @@ int ni_tio_cmd(struct comedi_device *dev, struct
comedi_subdevice *s)
unsigned long flags;
spin_lock_irqsave(&counter->lock, flags);
- if (counter->mite_chan == NULL) {
+ if (!counter->mite_chan) {
dev_err(counter->counter_dev->dev->class_dev,
"commands only supported with DMA. ");
dev_err(counter->counter_dev->dev->class_dev,
@@ -329,7 +329,7 @@ static int should_ack_gate(struct ni_gpct *counter)
case ni_gpct_variant_e_series:
spin_lock_irqsave(&counter->lock, flags);
{
- if (counter->mite_chan == NULL ||
+ if (!counter->mite_chan ||
counter->mite_chan->dir != COMEDI_INPUT ||
(mite_done(counter->mite_chan))) {
retval = 1;
@@ -443,7 +443,7 @@ void ni_tio_handle_interrupt(struct ni_gpct *counter,
break;
}
spin_lock_irqsave(&counter->lock, flags);
- if (counter->mite_chan == NULL) {
+ if (!counter->mite_chan) {
spin_unlock_irqrestore(&counter->lock, flags);
return;
}
--
2.3.0
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