x11: Add window test before accessing reparents_pending field

https://gitlab.gnome.org/GNOME/mutter/merge_requests/768
2019-09-02 18:22:40 +02:00 · 2019-09-02 18:22:40 +02:00 · fdda8adfcf
commit fdda8adfcf
parent 8f242f8bf0
1 changed files with 1 additions and 1 deletions
--- a/src/x11/events.c
+++ b/src/x11/events.c
@ -1437,7 +1437,7 @@ handle_other_xevent (MetaX11Display *x11_display,
      break;
    case ReparentNotify:
      {
-        if (window->reparents_pending > 0)
+        if (window && window->reparents_pending > 0)
          window->reparents_pending -= 1;
        if (event->xreparent.event == x11_display->xroot)
          meta_stack_tracker_reparent_event (display->stack_tracker,