1 files changed, 4 insertions, 7 deletions

diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c
index 9a62224cc27..80eacbe157e 100644
--- a/drivers/acpi/acpi_memhotplug.c
+++ b/drivers/acpi/acpi_memhotplug.c
@@ -481,26 +481,23 @@ static acpi_status is_memory_device(acpi_handle handle)
 {
         char *hardware_id;
         acpi_status status;
-        struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
         struct acpi_device_info *info;
 
-
-        status = acpi_get_object_info(handle, &buffer);
+        status = acpi_get_object_info(handle, &info);
         if (ACPI_FAILURE(status))
                 return status;
 
-        info = buffer.pointer;
         if (!(info->valid & ACPI_VALID_HID)) {
-                kfree(buffer.pointer);
+                kfree(info);
                 return AE_ERROR;
         }
 
-        hardware_id = info->hardware_id.value;
+        hardware_id = info->hardware_id.string;
         if ((hardware_id == NULL) ||
             (strcmp(hardware_id, ACPI_MEMORY_DEVICE_HID)))
                 status = AE_ERROR;
 
-        kfree(buffer.pointer);
+        kfree(info);
         return status;
 }