fix bug(warning when no items configured)

cfg-tools/apps/scanner-check/CDlgMgr.cpp

@@ -410,7 +410,12 @@ std::wstring CDlgMgr::export_config(bool *ok, bool used_in_code, int code_ver)
 	known_file_util::IJsonW	* jsn = known_file_util::create_jsonW(), 
 							* child = known_file_util::create_jsonW();
 	wchar_t	text[256] = { 0 };
+	bool	result = false;
 
+	if (!ok)
+		ok = &result;
+
+	*ok = false;
 	if (!used_in_code)
 	{
 		WORD	vid_f = vid_pid_edit_value(GetDlgItem(IDC_EDIT_VID_SRC)->m_hWnd),
@@ -418,41 +423,38 @@ std::wstring CDlgMgr::export_config(bool *ok, bool used_in_code, int code_ver)
 				vid_t = vid_pid_edit_value(GetDlgItem(IDC_EDIT_VID_TO)->m_hWnd),
 				pid_t = vid_pid_edit_value(GetDlgItem(IDC_EDIT_PID_TO)->m_hWnd),
 				port = 0;
-		bool	result = false, report = is_checked(GetDlgItem(IDC_CHECK2));
+		bool	report = is_checked(GetDlgItem(IDC_CHECK2));
 		BYTE	ip1 = 0, ip2 = 0, ip3 = 0, ip4 = 0;
 
-		if (!ok)
-			ok = &result;
-
-		*ok = false;
 		if (!vid_f)
 		{
 			GotoDlgCtrl(GetDlgItem(IDC_EDIT_VID_SRC));
+			jsn->release();
 
 			return L"请重新输入 源ＶＩＤ！";
 		}
 		if (!pid_f)
 		{
 			GotoDlgCtrl(GetDlgItem(IDC_EDIT_PID_SRC));
+			jsn->release();
 
 			return L"请重新输入 源ＰＩＤ！";
 		}
 		if (!vid_t)
 		{
 			GotoDlgCtrl(GetDlgItem(IDC_EDIT_VID_TO));
+			jsn->release();
 
 			return L"请重新输入 目标ＶＩＤ！";
 		}
 		if (!pid_t)
 		{
 			GotoDlgCtrl(GetDlgItem(IDC_EDIT_PID_TO));
+			jsn->release();
 
 			return L"请重新输入 目标ＰＩＤ！";
 		}
 
-		if (list_.GetItemCount() == 0)
-			return L"没有输入有效的测试项目！";
-
 		if (report)
 		{
 			ip_.GetAddress(ip1, ip2, ip3, ip4);
@@ -477,8 +479,14 @@ std::wstring CDlgMgr::export_config(bool *ok, bool used_in_code, int code_ver)
 		}
 		jsn->set_value(L"global", child);
 	}
-
 	child->release();
+
+	if (list_.GetItemCount() == 0)
+	{
+		jsn->release();
+		return L"没有输入有效的测试项目！";
+	}
+
 	for (size_t i = 0; i < list_.GetItemCount(); ++i)
 	{
 		page_config::ITEM	item;