These functions can only be called if the irq was sucessfully requested.
The dev->irq will always be valid.
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/pcl818.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/staging/comedi/drivers/pcl818.c
b/drivers/staging/comedi/drivers/pcl818.c
index 3dac1dd..5fc4708 100644
--- a/drivers/staging/comedi/drivers/pcl818.c
+++ b/drivers/staging/comedi/drivers/pcl818.c
@@ -700,7 +700,7 @@ static irqreturn_t interrupt_pcl818(int irq, void *d)
outb(0, dev->iobase + PCL818_CLRINT); /* clear INT request */
- if (!dev->irq || !devpriv->irq_blocked || !devpriv->ai_mode) {
+ if (!devpriv->irq_blocked || !devpriv->ai_mode) {
comedi_error(dev, "bad IRQ!");
return IRQ_NONE;
}
@@ -762,10 +762,6 @@ static int pcl818_ai_cmd_mode(int mode, struct
comedi_device *dev,
unsigned int seglen;
dev_dbg(dev->class_dev, "pcl818_ai_cmd_mode()\n");
- if (!dev->irq) {
- comedi_error(dev, "IRQ not defined!");
- return -EINVAL;
- }
if (devpriv->irq_blocked)
return -EBUSY;
--
1.8.4.4
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