diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c
index 7344a5eb990e..58fb7c2dc3b8 100644
--- a/arch/mips/bcm47xx/prom.c
+++ b/arch/mips/bcm47xx/prom.c
@@ -124,7 +124,7 @@ void __init prom_init(void)
 /* Stripped version of tlb_init, with the call to build_tlb_refill_handler
  * dropped. Calling it at this stage causes a hang.
  */
-void early_tlb_init(void)
+static void early_tlb_init(void)
 {
 	write_c0_pagemask(PM_DEFAULT_MASK);
 	write_c0_wired(0);