diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index 60ebfc3c75fd..aa8aeeee043f 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -753,7 +753,7 @@ static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	struct comedi_subdevice *s;
 	struct pci_dev *pcidev;
 	int ret;
-	resource_size_t physLas0;	/* configuation */
+	resource_size_t physLas0;	/* configuration */
 	resource_size_t physLas1;	/* data area */
 	resource_size_t physLcfg;	/* PLX9080 */
 #ifdef USE_DMA