diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c
index 80eb9af9ecdffb3c7ec0ab883903a6ac082f05aa..405ce0152739eee2547090c60bf6f35f7ee6ad71 100644
--- a/arch/mips/pci/pci-ip27.c
+++ b/arch/mips/pci/pci-ip27.c
@@ -16,8 +16,6 @@
 #include <asm/sn/intr.h>
 #include <asm/sn/sn0/hub.h>
 
-extern unsigned int allocate_irqno(void);
-
 /*
  * Max #PCI busses we can handle; ie, max #PCI bridges.
  */