SourceLevelDebugPkg: Refine casting expression result to bigger size

[mirror_edk2.git] / SourceLevelDebugPkg / Library / DebugAgent / SmmDebugAgent / SmmDebugAgentLib.c

diff --git a/SourceLevelDebugPkg/Library/DebugAgent/SmmDebugAgent/SmmDebugAgentLib.c b/SourceLevelDebugPkg/Library/DebugAgent/SmmDebugAgent/SmmDebugAgentLib.c
index 6216142dbaf21af7e398e9324faf4666fd5cdeda..11afd329fad334c6f572fe0b9f5725dd4158ca54 100644 (file)
--- a/SourceLevelDebugPkg/Library/DebugAgent/SmmDebugAgent/SmmDebugAgentLib.c
+++ b/SourceLevelDebugPkg/Library/DebugAgent/SmmDebugAgent/SmmDebugAgentLib.c
@@ -1,7 +1,7 @@
 /** @file\r
   Debug Agent library implementition.\r
 \r
-  Copyright (c) 2010 - 2016, 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
@@ -336,8 +336,8 @@ InitializeDebugAgent (
     } else {\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
       mMailboxPointer = (DEBUG_AGENT_MAILBOX *)(UINTN)(*MailboxLocation);\r
       VerifyMailboxChecksum (mMailboxPointer);\r
       //\r