renderer: null check before hashing

Fixes segfault.
2020-06-16 15:16:52 +10:00
parent 89b3fa33f8
commit 66b63535a3
1 changed files with 3 additions and 1 deletions
@@ -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();
 }