diff --git a/drivers/s390/cio/qdio_debug.c b/drivers/s390/cio/qdio_debug.c
index 749b727..ccaae9d 100644
--- a/drivers/s390/cio/qdio_debug.c
+++ b/drivers/s390/cio/qdio_debug.c
@@ -232,7 +232,8 @@
 	.llseek  = seq_lseek,
 	.release = single_release,
 };
-static void setup_debugfs_entry(struct qdio_q *q, struct ccw_device *cdev)
+
+static void setup_debugfs_entry(struct qdio_q *q)
 {
 	char name[QDIO_DEBUGFS_NAME_LEN];
 
@@ -263,12 +264,12 @@
 		irq_ptr->debugfs_perf = NULL;
 
 	for_each_input_queue(irq_ptr, q, i)
-		setup_debugfs_entry(q, cdev);
+		setup_debugfs_entry(q);
 	for_each_output_queue(irq_ptr, q, i)
-		setup_debugfs_entry(q, cdev);
+		setup_debugfs_entry(q);
 }
 
-void qdio_shutdown_debug_entries(struct qdio_irq *irq_ptr, struct ccw_device *cdev)
+void qdio_shutdown_debug_entries(struct qdio_irq *irq_ptr)
 {
 	struct qdio_q *q;
 	int i;
diff --git a/drivers/s390/cio/qdio_debug.h b/drivers/s390/cio/qdio_debug.h
index 7f8b973..647b422 100644
--- a/drivers/s390/cio/qdio_debug.h
+++ b/drivers/s390/cio/qdio_debug.h
@@ -85,8 +85,7 @@
 		       struct qdio_irq *irq_ptr);
 void qdio_setup_debug_entries(struct qdio_irq *irq_ptr,
 			      struct ccw_device *cdev);
-void qdio_shutdown_debug_entries(struct qdio_irq *irq_ptr,
-				 struct ccw_device *cdev);
+void qdio_shutdown_debug_entries(struct qdio_irq *irq_ptr);
 int qdio_debug_init(void);
 void qdio_debug_exit(void);
 
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index abc550e..843051b 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -1226,7 +1226,7 @@
 
 	tiqdio_remove_input_queues(irq_ptr);
 	qdio_shutdown_queues(cdev);
-	qdio_shutdown_debug_entries(irq_ptr, cdev);
+	qdio_shutdown_debug_entries(irq_ptr);
 
 	/* cleanup subchannel */
 	spin_lock_irqsave(get_ccwdev_lock(cdev), flags);