From f8c454733b3b4fa7c55011d72840a8731410d9e4 Mon Sep 17 00:00:00 2001
From: Dmitry-Me <wipedout@yandex.ru>
Date: Wed, 4 Mar 2015 10:35:06 +0300
Subject: [PATCH] Remove dangerous string manipulation, merge declaration with
 assignment

---
 modules/core/src/system.cpp | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/modules/core/src/system.cpp b/modules/core/src/system.cpp
index fed5c9e4ea..7f9b93d605 100644
--- a/modules/core/src/system.cpp
+++ b/modules/core/src/system.cpp
@@ -549,13 +549,9 @@ String tempfile( const char* suffix )
 #if defined WIN32 || defined _WIN32
 #ifdef WINRT
     RoInitialize(RO_INIT_MULTITHREADED);
-    std::wstring temp_dir = L"";
-    const wchar_t* opencv_temp_dir = GetTempPathWinRT().c_str();
-    if (opencv_temp_dir)
-        temp_dir = std::wstring(opencv_temp_dir);
+    std::wstring temp_dir = GetTempPathWinRT();
 
-    std::wstring temp_file;
-    temp_file = GetTempFileNameWinRT(L"ocv");
+    std::wstring temp_file = GetTempFileNameWinRT(L"ocv");
     if (temp_file.empty())
         return String();