diff --git a/include/linux/isdn.h b/include/linux/isdn.h
index 66d9d71e003c..63af3208004f 100644
--- a/include/linux/isdn.h
+++ b/include/linux/isdn.h
@@ -443,8 +443,6 @@ typedef struct modem_info {
   int			line;
   int			count;		 /* # of fd on device              */
   int			blocked_open;	 /* # of blocked opens             */
-  long			session;	 /* Session of opening process     */
-  long			pgrp;		 /* pgrp of opening process        */
   int                   online;          /* 1 = B-Channel is up, drop data */
 					 /* 2 = B-Channel is up, deliver d.*/
   int                   dialing;         /* Dial in progress or ATA        */