diff --git a/backend/wayland/backend.c b/backend/wayland/backend.c index 9cf4ed5e..720cecc5 100644 --- a/backend/wayland/backend.c +++ b/backend/wayland/backend.c @@ -451,8 +451,10 @@ static void backend_destroy(struct wlr_backend *backend) { wlr_output_destroy(&output->wlr_output); } - struct wlr_wl_buffer *buffer, *tmp_buffer; - wl_list_for_each_safe(buffer, tmp_buffer, &wl->buffers, link) { + // Avoid using wl_list_for_each_safe() here: destroying a buffer may + // have the side-effect of destroying the next one in the list + while (!wl_list_empty(&wl->buffers)) { + struct wlr_wl_buffer *buffer = wl_container_of(wl->buffers.next, buffer, link); destroy_wl_buffer(buffer); }