Fix new backend related crash
Use of invalid backend_info_t. Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
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a7f373dec3
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d145808e69
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@ -802,12 +802,13 @@ restack_win(session_t *ps, win *w, xcb_window_t new_above) {
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void
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void
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configure_win(session_t *ps, xcb_configure_notify_event_t *ce) {
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configure_win(session_t *ps, xcb_configure_notify_event_t *ce) {
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// On root window changes
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// On root window changes
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auto root_change_fn = backend_list[ps->o.backend]->root_change;
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auto bi = backend_list[ps->o.backend];
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if (ce->window == ps->root) {
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if (ce->window == ps->root) {
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if (ps->o.experimental_backends) {
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if (ps->o.experimental_backends) {
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if (!root_change_fn) {
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assert(bi);
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if (!bi->root_change) {
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// deinit/reinit backend if the backend cannot handle root change
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// deinit/reinit backend if the backend cannot handle root change
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backend_list[ps->o.backend]->deinit(ps->backend_data, ps);
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bi->deinit(ps->backend_data, ps);
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ps->backend_data = NULL;
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ps->backend_data = NULL;
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}
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}
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} else {
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} else {
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@ -848,10 +849,10 @@ configure_win(session_t *ps, xcb_configure_notify_event_t *ce) {
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glx_on_root_change(ps);
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glx_on_root_change(ps);
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#endif
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#endif
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if (ps->o.experimental_backends) {
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if (ps->o.experimental_backends) {
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if (root_change_fn) {
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if (bi->root_change) {
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root_change_fn(ps->backend_data, ps);
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bi->root_change(ps->backend_data, ps);
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} else {
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} else {
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ps->backend_data = backend_list[ps->o.backend]->init(ps);
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ps->backend_data = bi->init(ps);
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}
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}
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}
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}
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force_repaint(ps);
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force_repaint(ps);
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