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types/seat: Clear focus in wlr_seat_destroy()
This fixes use-after-free in surface destroy signal listeners.
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2 changed files with 10 additions and 1 deletions
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@ -318,7 +318,8 @@ struct wlr_seat_keyboard_focus_change_event {
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*/
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struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name);
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/**
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* Destroys a wlr_seat and removes its wl_seat global.
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* Destroys a wlr_seat, removes its wl_seat global and clears focus for all
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* devices belonging to the seat.
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*/
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void wlr_seat_destroy(struct wlr_seat *wlr_seat);
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/**
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@ -159,6 +159,14 @@ void wlr_seat_destroy(struct wlr_seat *seat) {
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return;
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}
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wlr_seat_pointer_clear_focus(seat);
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wlr_seat_keyboard_clear_focus(seat);
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struct wlr_touch_point *point;
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wl_list_for_each(point, &seat->touch_state.touch_points, link) {
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wlr_seat_touch_point_clear_focus(seat, 0, point->touch_id);
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}
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wlr_signal_emit_safe(&seat->events.destroy, seat);
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wl_list_remove(&seat->display_destroy.link);
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