diff --git a/drivers/staging/comedi/drivers/adv_pci_dio.c b/drivers/staging/comedi/drivers/adv_pci_dio.c
index 2d966a87f2e8..08f42334b5c6 100644
--- a/drivers/staging/comedi/drivers/adv_pci_dio.c
+++ b/drivers/staging/comedi/drivers/adv_pci_dio.c
@@ -616,6 +616,7 @@ static int pci1760_mbxrequest(struct comedi_device *dev,
 	}
 	if (inb(dev->iobase + IMB2) == omb[2]) {
 		int retval;
+
 		retval = pci1760_clear_imb2(dev);
 		if (retval < 0)
 			return retval;