From 506e2d6f9f677b9975068b5d425e49273b2dd14c Mon Sep 17 00:00:00 2001
From: Janet Blackquill <uhhadd@gmail.com>
Date: Mon, 15 Aug 2022 23:18:12 -0400
Subject: [PATCH] drm_gpu: don't bother trying to assign a crtc to a connector
 that isn't connected

BUG: 457002
---
 src/backends/drm/drm_gpu.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backends/drm/drm_gpu.cpp b/src/backends/drm/drm_gpu.cpp
index a3aa7d2fac..ff6a847d1a 100644
--- a/src/backends/drm/drm_gpu.cpp
+++ b/src/backends/drm/drm_gpu.cpp
@@ -356,7 +356,7 @@ DrmPipeline::Error DrmGpu::checkCrtcAssignment(QVector<DrmConnector *> connector
     }
     auto connector = connectors.takeFirst();
     auto pipeline = connector->pipeline();
-    if (!pipeline->enabled()) {
+    if (!pipeline->enabled() || !connector->isConnected()) {
         // disabled pipelines don't need CRTCs
         pipeline->setCrtc(nullptr);
         return checkCrtcAssignment(connectors, crtcs);