--- zzzz-none-000/linux-2.6.19.2/kernel/irq/chip.c	2007-01-10 19:10:37.000000000 +0000
+++ davinci-8020-5505/linux-2.6.19.2/kernel/irq/chip.c	2007-01-11 07:38:19.000000000 +0000
@@ -233,8 +233,6 @@
 		chip->shutdown = chip->disable;
 	if (!chip->name)
 		chip->name = chip->typename;
-	if (!chip->end)
-		chip->end = dummy_irq_chip.end;
 }
 
 static inline void mask_ack_irq(struct irq_desc *desc, int irq)