static void qcow_close(BlockDriverState *bs) { BDRVQcowState *s = bs->opaque; g_free(s->l1_table); g_free(s->l2_cache); g_free(s->cluster_cache); g_free(s->cluster_data); migrate_del_blocker(s->migration_blocker); error_free(s->migration_blocker); }