1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 75ccf5d18bf4..d3cc07fa4480 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -881,8 +881,8 @@ int acpi_processor_device_add(acpi_handle handle, struct acpi_device **device)
         return 0;
 }
 
-static void
-acpi_processor_hotplug_notify(acpi_handle handle, u32 event, void *data)
+static void __ref acpi_processor_hotplug_notify(acpi_handle handle,
+                                                u32 event, void *data)
 {
         struct acpi_processor *pr;
         struct acpi_device *device = NULL;