pool_put_index (app_wrk->half_open_table, s->ho_index);
if (app->cb_fns.half_open_cleanup_callback)
app->cb_fns.half_open_cleanup_callback (s);
pool_put_index (app_wrk->half_open_table, s->ho_index);
if (app->cb_fns.half_open_cleanup_callback)
app->cb_fns.half_open_cleanup_callback (s);