[S390] more workqueue fixes.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h
index 9ff064e..dfd5462 100644
--- a/drivers/s390/cio/css.h
+++ b/drivers/s390/cio/css.h
@@ -73,6 +73,8 @@
 }  __attribute__ ((packed,aligned(4)));
 
 struct ccw_device_private {
+	struct ccw_device *cdev;
+	struct subchannel *sch;
 	int state;		/* device state */
 	atomic_t onoff;
 	unsigned long registered;