struct ovsdb_txn *ovsdb_txn_create(struct ovsdb *);
void ovsdb_txn_abort(struct ovsdb_txn *);
-struct ovsdb_error *ovsdb_txn_commit(struct ovsdb_txn *, bool durable);
+struct ovsdb_error *ovsdb_txn_commit(struct ovsdb_txn *, bool durable)
+ WARN_UNUSED_RESULT;
struct ovsdb_row *ovsdb_txn_row_modify(struct ovsdb_txn *,
const struct ovsdb_row *);