diff --git a/kernel/cpu.c b/kernel/cpu.c
index 3097382eb44a64c631df8b497c0392fc756bbf87..8b92539b4754274528fdc380d45baf6d481001b1 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -394,7 +394,7 @@ static cpumask_var_t frozen_cpus;
 
 int disable_nonboot_cpus(void)
 {
-	int cpu, first_cpu, error;
+	int cpu, first_cpu, error = 0;
 
 	cpu_maps_update_begin();
 	first_cpu = cpumask_first(cpu_online_mask);