diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 1b1ae799e2f26cb351b3dfc033cfca7fec1a0c35..ef957c28bbc4163fc3d32694492b41ecc8318e21 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -618,7 +618,7 @@ int machine_check_8xx(struct pt_regs *regs)
 	return 0;
 #endif
 }
-#else
+#elif defined(CONFIG_PPC32)
 int machine_check_generic(struct pt_regs *regs)
 {
 	unsigned long reason = regs->msr;