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-rw-r--r--backend/drm/atomic.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/backend/drm/atomic.c b/backend/drm/atomic.c
index 31145504..67dfce02 100644
--- a/backend/drm/atomic.c
+++ b/backend/drm/atomic.c
@@ -200,7 +200,9 @@ static bool atomic_crtc_commit(struct wlr_drm_backend *drm,
atomic_add(&atom, crtc->id, crtc->props.mode_id, crtc->mode_id);
atomic_add(&atom, crtc->id, crtc->props.active, crtc->active);
if (crtc->active) {
- atomic_add(&atom, crtc->id, crtc->props.gamma_lut, crtc->gamma_lut);
+ if (crtc->props.gamma_lut != 0) {
+ atomic_add(&atom, crtc->id, crtc->props.gamma_lut, crtc->gamma_lut);
+ }
set_plane_props(&atom, drm, crtc->primary, crtc->id, 0, 0);
if (crtc->cursor) {
if (crtc->cursor->cursor_enabled) {