diff --git a/drivers/staging/comedi/drivers/ni_pcimio.c b/drivers/staging/comedi/drivers/ni_pcimio.c
index 536be83af549..aa002b275458 100644
--- a/drivers/staging/comedi/drivers/ni_pcimio.c
+++ b/drivers/staging/comedi/drivers/ni_pcimio.c
@@ -116,8 +116,6 @@ SCXI is probably broken for m-series boards.
 #include "ni_stc.h"
 #include "mite.h"
 
-/* #define PCI_DEBUG */
-
 #define PCIDMA
 
 #define PCIMIO 1