diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index 90719d125e7..3616ce5509c 100644
--- a/drivers/acpi/processor_driver.c
+++ b/drivers/acpi/processor_driver.c
@@ -828,8 +828,6 @@ static void __exit acpi_processor_exit(void)
 
 	acpi_bus_unregister_driver(&acpi_processor_driver);
 
-	cpuidle_unregister_driver(&acpi_idle_driver);
-
 	return;
 }