From 40ad4b1a6bd2d17b6bd3f0a14f65392a7b7249a1 Mon Sep 17 00:00:00 2001
From: Eric Dong <eric.dong@intel.com>
Date: Mon, 20 Apr 2015 04:26:39 +0000
Subject: [PATCH] Update the logic for action opcode, also support user input a
 empty string for QuestionConfig part.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17189 6f19259b-4bc3-4df7-8a09-765794883524
---
 MdeModulePkg/Universal/SetupBrowserDxe/Presentation.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/Presentation.c b/MdeModulePkg/Universal/SetupBrowserDxe/Presentation.c
index 4b00b54ce8..aa1fedc7b4 100644
--- a/MdeModulePkg/Universal/SetupBrowserDxe/Presentation.c
+++ b/MdeModulePkg/Universal/SetupBrowserDxe/Presentation.c
@@ -1426,6 +1426,8 @@ ProcessQuestionConfig (
   ConfigResp = GetToken (Question->QuestionConfig, Selection->FormSet->HiiHandle);
   if (ConfigResp == NULL) {
     return EFI_NOT_FOUND;
+  } else if (ConfigResp[0] == L'\0') {
+    return EFI_SUCCESS;
   }
 
   //
-- 
2.39.2