diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 2d0dc3e..ebfd24a 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -233,6 +233,8 @@
 		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)