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path: root/drivers/staging/comedi/drivers/comedi_parport.c
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Diffstat (limited to 'drivers/staging/comedi/drivers/comedi_parport.c')
-rw-r--r--drivers/staging/comedi/drivers/comedi_parport.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/staging/comedi/drivers/comedi_parport.c b/drivers/staging/comedi/drivers/comedi_parport.c
index 9361b2dcf949..5338b5eea440 100644
--- a/drivers/staging/comedi/drivers/comedi_parport.c
+++ b/drivers/staging/comedi/drivers/comedi_parport.c
@@ -210,12 +210,13 @@ static irqreturn_t parport_interrupt(int irq, void *d)
struct comedi_device *dev = d;
struct comedi_subdevice *s = dev->read_subdev;
unsigned int ctrl;
+ unsigned short val = 0;
ctrl = inb(dev->iobase + PARPORT_CTRL_REG);
if (!(ctrl & PARPORT_CTRL_IRQ_ENA))
return IRQ_NONE;
- comedi_buf_write_samples(s, &s->state, 1);
+ comedi_buf_write_samples(s, &val, 1);
comedi_handle_events(dev, s);
return IRQ_HANDLED;