From b5a906f477435ad750317d51cfdcaf5a0ae94b6d Mon Sep 17 00:00:00 2001
From: xdu2 <xdu2@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Thu, 12 Nov 2009 04:58:19 +0000
Subject: 1. Update SetupBrowser to pass correct buffer value for OrderedList
 Callback 2. Fix UI hang issue in SuppressIf Form support checkin 3. Update
 DriverSample to demo storage width of OrderedList could be defined to types
 other than UINT8. (Note: this requires BaseTools >= r9397 for updated
 VfrCompiler.exe)

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9418 6f19259b-4bc3-4df7-8a09-765794883524
---
 MdeModulePkg/Universal/SetupBrowserDxe/Ui.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'MdeModulePkg/Universal/SetupBrowserDxe/Ui.c')

diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/Ui.c b/MdeModulePkg/Universal/SetupBrowserDxe/Ui.c
index db2bd27df3..5deb3019bc 100644
--- a/MdeModulePkg/Universal/SetupBrowserDxe/Ui.c
+++ b/MdeModulePkg/Universal/SetupBrowserDxe/Ui.c
@@ -2557,11 +2557,11 @@ UiDisplayMenu (
           Selection->QuestionId = Statement->RefQuestionId;
         } else if (Statement->RefFormId != 0) {
           //
-          // Check Ref From is suppressed.
+          // Check whether target From is suppressed.
           //
           RefForm = IdToForm (Selection->FormSet, Statement->RefFormId);
 
-          if (RefForm->SuppressExpression != NULL) {
+          if ((RefForm != NULL) && (RefForm->SuppressExpression != NULL)) {
             Status = EvaluateExpression (Selection->FormSet, RefForm, RefForm->SuppressExpression);
             if (EFI_ERROR (Status)) {
               return Status;
-- 
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