Index: uspace/drv/uhci-hcd/tracker.h
===================================================================
--- uspace/drv/uhci-hcd/tracker.h	(revision f241b05bc59edac56b06c29f8b6c93daaa705206)
+++ uspace/drv/uhci-hcd/tracker.h	(revision 53338bda98807fedcb5b4a4ee04c9e6e2ee1813d)
@@ -47,4 +47,6 @@
 } dev_speed_t;
 
+struct transfer_list;
+
 typedef struct tracker
 {
@@ -68,4 +70,6 @@
 	void (*next_step)(struct tracker*);
 	unsigned toggle:1;
+
+	struct transfer_list *scheduled_list;
 } tracker_t;