commit 5de61b5e4fbf43b78b605dab68465aa6722930c4
author Roman Stratiienko <r.stratiienko@gmail.com> Wed Feb 01 16:29:45 2023 +0200
committer Roman Stratiienko <r.stratiienko@gmail.com> Wed Feb 01 16:34:10 2023 +0200
tree 11309343510324477485caa7cf5ecabbb2dca697
parent 152bc62dc8ec4c38ec18ff917062f29d38f25744

drm_hwcomposer: Fix crash in headless mode

SetColorTransform() should be skipped when HwcDisplay is in
headless mode.

Fixes: 0da91bf5bb72 ("drm_hwcomposer: Add support for color transform matrix")
Reported-by: Michał Gapiński <mike@gapinski.eu>
Signed-off-by: Roman Stratiienko <r.stratiienko@gmail.com>

hwc2_device/HwcDisplay.cpp

diff --git a/hwc2_device/HwcDisplay.cpp b/hwc2_device/HwcDisplay.cpp
index d335d72..efd8c14 100644
--- a/hwc2_device/HwcDisplay.cpp
+++ b/hwc2_device/HwcDisplay.cpp
@@ -680,6 +680,9 @@
 
   color_transform_hint_ = static_cast<android_color_transform_t>(hint);
 
+  if (IsInHeadlessMode())
+    return HWC2::Error::None;
+
   if (!GetPipe().crtc->Get()->GetCtmProperty())
     return HWC2::Error::None;