diff --git a/arch/m32r/kernel/smpboot.c b/arch/m32r/kernel/smpboot.c
index 655ea1c47a0f2efccb8d4f84c58d9c4284eb7138..e034844cfc0d948095104ca874d8a9ca02135184 100644
--- a/arch/m32r/kernel/smpboot.c
+++ b/arch/m32r/kernel/smpboot.c
@@ -178,7 +178,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 	for (phys_id = 0 ; phys_id < nr_cpu ; phys_id++)
 		physid_set(phys_id, phys_cpu_present_map);
 #ifndef CONFIG_HOTPLUG_CPU
-	cpu_present_map = cpu_possible_map;
+	init_cpu_present(&cpu_possible_map);
 #endif
 
 	show_mp_info(nr_cpu);