This value is not actually uninitialized but GCC 4.5 cannot tell.
flow_hash = flow_hash_fields(flow, ntohs(nab->fields), ntohs(nab->basis));
best = -1;
flow_hash = flow_hash_fields(flow, ntohs(nab->fields), ntohs(nab->basis));
best = -1;
for (i = 0; i < ntohs(nab->n_slaves); i++) {
if (slave_enabled(bundle_get_slave(nab, i), aux)) {
for (i = 0; i < ntohs(nab->n_slaves); i++) {
if (slave_enabled(bundle_get_slave(nab, i), aux)) {