SourceLevelDebugPkg: Refine casting expression result to bigger size

[mirror_edk2.git] / SourceLevelDebugPkg / Library / DebugAgent / DxeDebugAgent / DxeDebugAgentLib.c

diff --git a/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c b/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c
index a63932c6a71b8c20691dcdfa144d74dd1fd7cf3b..c74a1f6be3fb097277a24111e9a7ace3581dfa40 100644 (file)
--- a/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c
+++ b/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c
@@ -1,7 +1,7 @@
 /** @file\r
   Debug Agent library implementition for Dxe Core and Dxr modules.\r
 \r
-  Copyright (c) 2010 - 2015, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (c) 2010 - 2017, Intel Corporation. All rights reserved.<BR>\r
   This program and the accompanying materials\r
   are licensed and made available under the terms and conditions of the BSD License\r
   which accompanies this distribution.  The full text of the license may be found at\r
@@ -512,8 +512,8 @@ InitializeDebugAgent (
     if (Context != NULL) {\r
       Ia32Idtr =  (IA32_DESCRIPTOR *) Context;\r
       Ia32IdtEntry = (IA32_IDT_ENTRY *)(Ia32Idtr->Base);\r
-      MailboxLocation = (UINT64 *) (UINTN) (Ia32IdtEntry[DEBUG_MAILBOX_VECTOR].Bits.OffsetLow +\r
-                                  (UINT32) (Ia32IdtEntry[DEBUG_MAILBOX_VECTOR].Bits.OffsetHigh << 16));\r
+      MailboxLocation = (UINT64 *) ((UINTN) Ia32IdtEntry[DEBUG_MAILBOX_VECTOR].Bits.OffsetLow +\r
+                                   ((UINTN) Ia32IdtEntry[DEBUG_MAILBOX_VECTOR].Bits.OffsetHigh << 16));\r
       Mailbox = (DEBUG_AGENT_MAILBOX *)(UINTN)(*MailboxLocation);\r
       VerifyMailboxChecksum (Mailbox);\r
     }\r