sendShaderChangesToFrontend: check frontend is not null

Change-Id: Ifffb8408faaa1ad2acaf94bd27c0f68158dacbe6
Reviewed-by: Mike Krus <mike.krus@kdab.com>

1 files changed, 7 insertions, 5 deletions

diff --git a/src/plugins/renderers/rhi/renderer/renderer.cpp b/src/plugins/renderers/rhi/renderer/renderer.cpp
index 9dedbc081..d09cf07bb 100644
--- a/src/plugins/renderers/rhi/renderer/renderer.cpp
+++ b/src/plugins/renderers/rhi/renderer/renderer.cpp
@@ -1520,11 +1520,13 @@ void Renderer::sendShaderChangesToFrontend(Qt3DCore::QAspectManager *manager)
         if (s->requiresFrontendSync()) {
             QShaderProgram *frontend =
                     static_cast<decltype(frontend)>(manager->lookupNode(s->peerId()));
-            QShaderProgramPrivate *dFrontend =
-                    static_cast<decltype(dFrontend)>(QNodePrivate::get(frontend));
-            s->unsetRequiresFrontendSync();
-            dFrontend->setStatus(s->status());
-            dFrontend->setLog(s->log());
+            if (frontend) {
+                QShaderProgramPrivate *dFrontend =
+                        static_cast<decltype(dFrontend)>(QNodePrivate::get(frontend));
+                dFrontend->setStatus(s->status());
+                dFrontend->setLog(s->log());
+                s->unsetRequiresFrontendSync();
+            }
         }
     }