diff --git a/drivers/staging/comedi/drivers/ni_labpc_cs.c b/drivers/staging/comedi/drivers/ni_labpc_cs.c
index 7d514b3ee75436c5f4c8e345cd8ffdf57b15f93e..db6e05e2ebba89c6289b28784783c19b4f026d3b 100644
--- a/drivers/staging/comedi/drivers/ni_labpc_cs.c
+++ b/drivers/staging/comedi/drivers/ni_labpc_cs.c
@@ -59,8 +59,7 @@ NI manuals:
 
 */
 
-#undef LABPC_DEBUG
-			    /* #define LABPC_DEBUG *//*  enable debugging messages */
+#undef LABPC_DEBUG  /* debugging messages */
 
 #include "../comedidev.h"