diff options
| -rw-r--r-- | drivers/comedi/drivers/pcl711.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/comedi/drivers/pcl711.c b/drivers/comedi/drivers/pcl711.c index 5d2c4b2aa3bb..8ad5789966f0 100644 --- a/drivers/comedi/drivers/pcl711.c +++ b/drivers/comedi/drivers/pcl711.c @@ -184,7 +184,7 @@ static irqreturn_t pcl711_interrupt(int irq, void *d) { struct comedi_device *dev = d; struct comedi_subdevice *s = dev->read_subdev; - struct comedi_cmd *cmd = &s->async->cmd; + struct comedi_cmd *cmd; unsigned short data; if (!dev->attached) { @@ -192,6 +192,7 @@ static irqreturn_t pcl711_interrupt(int irq, void *d) return IRQ_HANDLED; } + cmd = &s->async->cmd; data = pcl711_ai_get_sample(dev, s); outb(PCL711_INT_STAT_CLR, dev->iobase + PCL711_INT_STAT_REG); |