MdeModulePkg/AcpiPlatformDxe: Unload after execution.

AcpiPlatformDxe solely performs one-time tasks and does not expose
any services or create any events. Hence it can safely be unloaded
after the Entry Point execution by returning an error code.

V2: Return EFI_REQUEST_UNLOAD_IMAGE.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Marvin Haeuser <Marvin.Haeuser@outlook.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/MdeModulePkg/Universal/Acpi/AcpiPlatformDxe/AcpiPlatform.c b/MdeModulePkg/Universal/Acpi/AcpiPlatformDxe/AcpiPlatform.c
index 44bdd94..8f335bd 100644
--- a/MdeModulePkg/Universal/Acpi/AcpiPlatformDxe/AcpiPlatform.c
+++ b/MdeModulePkg/Universal/Acpi/AcpiPlatformDxe/AcpiPlatform.c
@@ -1,7 +1,7 @@
 /** @file

   Sample ACPI Platform Driver

 

-  Copyright (c) 2008 - 2011, Intel Corporation. All rights reserved.<BR>

+  Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved.<BR>

   This program and the accompanying materials

   are licensed and made available under the terms and conditions of the BSD License

   which accompanies this distribution.  The full text of the license may be found at

@@ -255,6 +255,9 @@ AcpiPlatformEntryPoint (
     }

   }

 

-  return EFI_SUCCESS;

+  //

+  // The driver does not require to be kept loaded.

+  //

+  return EFI_REQUEST_UNLOAD_IMAGE;

 }