Add Missing invocations to VA_END() for VA_START().

Signed-off-by: rsun3
Reviewed-by: lgao4

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12979 6f19259b-4bc3-4df7-8a09-765794883524

EdkCompatibilityPkg/Foundation/Library/RuntimeDxe/EfiRuntimeLib/Ipf/RuntimeLib.c

@@ -1,6 +1,6 @@
 /*++
 
-Copyright (c) 2004 - 2010, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2004 - 2012, 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        
@@ -311,6 +311,8 @@ Returns:
     Status      = RegisterEsalFunction (FunctionId, ClassGuid, Function, ModuleGlobal);
   }
 
+  VA_END (Args);
+
   if (EFI_ERROR (Status)) {
     return Status;
   }