diff --git a/drivers/staging/comedi/drivers/das1800.c b/drivers/staging/comedi/drivers/das1800.c
index d91c2d9d595b0d60345278d718040ba6dfc4526b..de5e82fec8781dd5d43416d6a58fdf63839fe2d2 100644
--- a/drivers/staging/comedi/drivers/das1800.c
+++ b/drivers/staging/comedi/drivers/das1800.c
@@ -1637,7 +1637,8 @@ static int das1800_ai_rinsn(struct comedi_device *dev,
 		}
 		if (i == timeout) {
 			comedi_error(dev, "timeout");
-			return -ETIME;
+			n = -ETIME;
+			goto exit;
 		}
 		dpnt = inw(dev->iobase + DAS1800_FIFO);
 		/* shift data to offset binary for bipolar ranges */
@@ -1645,6 +1646,7 @@ static int das1800_ai_rinsn(struct comedi_device *dev,
 			dpnt += 1 << (thisboard->resolution - 1);
 		data[n] = dpnt;
 	}
+exit:
 	spin_unlock_irqrestore(&dev->spinlock, irq_flags);
 
 	return n;