diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index 32f0f554ccae..91c401e2a4ca 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -459,7 +459,7 @@ int acpi_processor_pstate_control(void)
 
 int acpi_processor_notify_smm(struct module *calling_module)
 {
-	static int is_done = 0;
+	static int is_done;
 	int result;
 
 	if (!acpi_processor_cpufreq_init)