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x11: Add window test before accessing reparents_pending field

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