diff --git a/drivers/staging/comedi/drivers/pcl711.c b/drivers/staging/comedi/drivers/pcl711.c
index a5937206bf1cd914116af7aad9f9a8cdbd4dafae..e9abae4180625c79be125fdb4210b196b35b6859 100644
--- a/drivers/staging/comedi/drivers/pcl711.c
+++ b/drivers/staging/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;
-	unsigned int data;
+	unsigned short data;
 
 	if (!dev->attached) {
 		dev_err(dev->class_dev, "spurious interrupt\n");