wayland/subsurface: Add check for parent surface

Just as we do in similar places. This avoids crashes under certain
circumstances.

https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1411
This commit is contained in:
Robert Mader 2020-08-23 22:13:56 +02:00
parent 309bee856d
commit 8cbcd35fdf

View File

@ -275,7 +275,8 @@ meta_wayland_subsurface_notify_subsurface_state_changed (MetaWaylandSurfaceRole
meta_wayland_surface_role_get_surface (surface_role);
MetaWaylandSurface *parent = surface->sub.parent;
return meta_wayland_surface_notify_subsurface_state_changed (parent);
if (parent)
return meta_wayland_surface_notify_subsurface_state_changed (parent);
}
static double