- rte_eth_macaddr_get(slave->port_id, &addr_check);
- TEST_ASSERT_EQUAL(is_same_ether_addr(&addr, &addr_check), 1,
+ retval = rte_eth_macaddr_get(slave->port_id, &addr_check);
+ TEST_ASSERT_SUCCESS(retval, "Failed to get slave mac address: %s",
+ strerror(-retval));
+ TEST_ASSERT_EQUAL(rte_is_same_ether_addr(&addr, &addr_check), 1,