1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c
index 6f5e395c78af..c5622244a219 100644
--- a/drivers/acpi/acpi_memhotplug.c
+++ b/drivers/acpi/acpi_memhotplug.c
@@ -81,6 +81,7 @@ struct acpi_memory_info {
 
 struct acpi_memory_device {
         acpi_handle handle;
+        struct acpi_device * device;
         unsigned int state;     /* State of the memory device */
         struct list_head res_list;
 };
@@ -399,6 +400,7 @@ static int acpi_memory_device_add(struct acpi_device *device)
 
         INIT_LIST_HEAD(&mem_device->res_list);
         mem_device->handle = device->handle;
+        mem_device->device = device;
         sprintf(acpi_device_name(device), "%s", ACPI_MEMORY_DEVICE_NAME);
         sprintf(acpi_device_class(device), "%s", ACPI_MEMORY_DEVICE_CLASS);
         acpi_driver_data(device) = mem_device;