From 66b63535a36ab35c1ff26a38c791f64bc562f35d Mon Sep 17 00:00:00 2001
From: itsmattkc <itsmattkc@gmail.com>
Date: Tue, 16 Jun 2020 15:16:52 +1000
Subject: [PATCH] renderer: null check before hashing

Fixes segfault.
---
 app/render/backend/renderbackend.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/app/render/backend/renderbackend.cpp b/app/render/backend/renderbackend.cpp
index 5a1c8d3bd..df96c9efc 100644
--- a/app/render/backend/renderbackend.cpp
+++ b/app/render/backend/renderbackend.cpp
@@ -349,7 +349,9 @@ QByteArray RenderBackend::HashNode(const Node *n, const VideoParams &params, con
   hasher.addData(reinterpret_cast<const char*>(&params.effective_height()), sizeof(int));
   hasher.addData(reinterpret_cast<const char*>(&params.format()), sizeof(PixelFormat::Format));
 
-  n->Hash(hasher, time);
+  if (n) {
+    n->Hash(hasher, time);
+  }
 
   return hasher.result();
 }