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wayland: Handle NULL backend in handle_release_points

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This can happen during shutdown.

Closes: https://gitlab.gnome.org/GNOME/mutter/-/issues/3862
Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/4372>
This commit is contained in:
Michel Dänzer
2025-03-27 10:10:32 +01:00
committed by Bruce Leidl
parent 6f9862ec65
commit d8a12d1667
1 changed files with 7 additions and 2 deletions
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9
src/wayland/meta-wayland-buffer.c
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@ -716,12 +716,17 @@ handle_release_points (MetaWaylandBuffer *buffer)
{
MetaContext *context = meta_wayland_compositor_get_context (buffer->compositor);
MetaBackend *backend = meta_context_get_backend (context);
ClutterBackend *clutter_backend = meta_backend_get_clutter_backend (backend);
CoglContext *cogl_context = clutter_backend_get_cogl_context (clutter_backend);
ClutterBackend *clutter_backend;
CoglContext *cogl_context;
MetaWaylandSyncPoint *sync_point;
g_autoptr (GError) error = NULL;
g_autofd int sync_fd = -1;
if (!backend)
return;
clutter_backend = meta_backend_get_clutter_backend (backend);
cogl_context = clutter_backend_get_cogl_context (clutter_backend);
sync_fd = cogl_context_get_latest_sync_fd (cogl_context);
if (sync_fd < 0)
{