From e2c787884da13e6ed01ed166d68ab8f3b45d9599 Mon Sep 17 00:00:00 2001
From: Tomoaki Teshima <tomoaki.teshima@gmail.com>
Date: Sun, 20 May 2018 19:38:02 +0900
Subject: [PATCH] fix the test failure of CUDA_Arithm/MeanStdDev

---
 modules/core/include/opencv2/core/private.cuda.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/core/include/opencv2/core/private.cuda.hpp b/modules/core/include/opencv2/core/private.cuda.hpp
index 10948e5408..499c19bcb0 100644
--- a/modules/core/include/opencv2/core/private.cuda.hpp
+++ b/modules/core/include/opencv2/core/private.cuda.hpp
@@ -152,7 +152,7 @@ namespace cv { namespace cuda
 
         inline ~NppStreamHandler()
         {
-            nppSetStream(oldStream);
+            cudaStreamSynchronize(oldStream);
         }
 
     private: