From 8d80c0107f5d1cd2ba2b5a37f297d3ae8e3b02f3 Mon Sep 17 00:00:00 2001
From: Willem Melching <willem.melching@gmail.com>
Date: Wed, 5 Jan 2022 14:23:57 +0100
Subject: [PATCH] catch gl_buffer->map() returning nullptr (#23411)

---
 selfdrive/ui/qt/widgets/cameraview.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/selfdrive/ui/qt/widgets/cameraview.cc b/selfdrive/ui/qt/widgets/cameraview.cc
index 289f61afe0cf76..90501227659368 100644
--- a/selfdrive/ui/qt/widgets/cameraview.cc
+++ b/selfdrive/ui/qt/widgets/cameraview.cc
@@ -291,6 +291,12 @@ void CameraViewWidget::vipcThread() {
     if (VisionBuf *buf = vipc_client->recv(nullptr, 1000)) {
       if (!Hardware::EON()) {
         void *texture_buffer = gl_buffer->map(QOpenGLBuffer::WriteOnly);
+
+        if (texture_buffer == nullptr) {
+          LOGE("gl_buffer->map returned nullptr");
+          continue;
+        }
+
         memcpy(texture_buffer, buf->addr, buf->len);
         gl_buffer->unmap();