From b46f5b1b386663ea2df9ec70f65d1668cbf154d1 Mon Sep 17 00:00:00 2001
From: dkurt <dmitry.kurtaev+github@gmail.com>
Date: Wed, 28 Jun 2017 17:05:56 +0300
Subject: [PATCH] Align convolutional layer weights separately from origin ones

---
 modules/dnn/src/layers/convolution_layer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/dnn/src/layers/convolution_layer.cpp b/modules/dnn/src/layers/convolution_layer.cpp
index edda734ea6..15c698431e 100644
--- a/modules/dnn/src/layers/convolution_layer.cpp
+++ b/modules/dnn/src/layers/convolution_layer.cpp
@@ -638,7 +638,7 @@ public:
         {
             // prepare weightsMat where each row is aligned and has enough zero padding on the right to
             // use vectorized (i.e. with intrinsics) loops without tail processing
-            Mat wm = blobs[0].reshape(1, outCn);
+            Mat wm = blobs[0].reshape(1, outCn).clone();
             if( wm.step1() % VEC_ALIGN != 0 )
             {
                 int newcols = (int)alignSize(wm.step1(), VEC_ALIGN);