diff --git a/arch/mips/dec/setup.c b/arch/mips/dec/setup.c
index b8a5e75ba0ab4b6bce2bc979a8c7527f050c571d..3e634f2f5443585c98a6f360ac595b7f3774d6d2 100644
--- a/arch/mips/dec/setup.c
+++ b/arch/mips/dec/setup.c
@@ -55,7 +55,7 @@ EXPORT_SYMBOL(dec_kn_slot_size);
 
 int dec_tc_bus;
 
-spinlock_t ioasic_ssr_lock;
+DEFINE_SPINLOCK(ioasic_ssr_lock);
 
 volatile u32 *ioasic_base;