diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index f1e2527006bd..3c32b12b3f0a 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -10,12 +10,10 @@
 
 struct irq_affinity_notify;
 struct proc_dir_entry;
-struct timer_rand_state;
 struct module;
 /**
  * struct irq_desc - interrupt descriptor
  * @irq_data:		per irq and chip data passed down to chip functions
- * @timer_rand_state:	pointer to timer rand state struct
  * @kstat_irqs:		irq stats per cpu
  * @handle_irq:		highlevel irq-events handler
  * @preflow_handler:	handler called before the flow handler (currently used by sparc)