From 86cb435adf8ed62552b2dea401b1d1645f416591 Mon Sep 17 00:00:00 2001
From: Alexander Alekhin <alexander.a.alekhin@gmail.com>
Date: Tue, 23 Feb 2021 03:31:29 +0000
Subject: [PATCH] dnn: fix build (nullptr issue)

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

diff --git a/modules/dnn/src/layers/proposal_layer.cpp b/modules/dnn/src/layers/proposal_layer.cpp
index 060a94db78..69660b8d1b 100644
--- a/modules/dnn/src/layers/proposal_layer.cpp
+++ b/modules/dnn/src/layers/proposal_layer.cpp
@@ -287,7 +287,7 @@ public:
         CV_Assert(imInfo.total() >= 2);
         // We've chosen the smallest data type because we need just a shape from it.
         // We don't allocate memory but just need the shape is correct.
-        Mat fakeImageBlob(shape(1, 1, imInfo.at<float>(0), imInfo.at<float>(1)), CV_8UC1, nullptr);
+        Mat fakeImageBlob(shape(1, 1, imInfo.at<float>(0), imInfo.at<float>(1)), CV_8UC1, NULL);
 
         // Generate prior boxes.
         std::vector<Mat> layerInputs(2), layerOutputs(1, priorBoxes);