From 89c18a1e9e6c6c5da7a377eff3578781a3ebcb0e Mon Sep 17 00:00:00 2001
From: vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Fri, 13 Feb 2009 06:07:36 +0000
Subject: enhanced security check.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7520 6f19259b-4bc3-4df7-8a09-765794883524
---
 MdeModulePkg/Universal/SetupBrowserDxe/Presentation.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'MdeModulePkg/Universal/SetupBrowserDxe')

diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/Presentation.c b/MdeModulePkg/Universal/SetupBrowserDxe/Presentation.c
index a1367574b0..0671558b57 100644
--- a/MdeModulePkg/Universal/SetupBrowserDxe/Presentation.c
+++ b/MdeModulePkg/Universal/SetupBrowserDxe/Presentation.c
@@ -231,8 +231,8 @@ DisplayPageFrame (
            Alignment < BANNER_COLUMNS + (UINT8) LocalScreen.LeftColumn;
            Alignment++
           ) {
-        RowIdx = Line - (UINT8) LocalScreen.TopRow;
-        ColumnIdx = Alignment - (UINT8) LocalScreen.LeftColumn;
+        RowIdx = (UINT8) (Line - (UINT8) LocalScreen.TopRow);
+        ColumnIdx = (UINT8) (Alignment - (UINT8) LocalScreen.LeftColumn);
 
         ASSERT (RowIdx < BANNER_HEIGHT);
         ASSERT (ColumnIdx < BANNER_COLUMNS);
-- 
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