examples: check status of getting MAC address

[dpdk.git] / examples / ethtool / lib / rte_ethtool.c

diff --git a/examples/ethtool/lib/rte_ethtool.c b/examples/ethtool/lib/rte_ethtool.c
index 8393b0d..667d7ea 100644 (file)
--- a/examples/ethtool/lib/rte_ethtool.c
+++ b/examples/ethtool/lib/rte_ethtool.c
@@ -314,10 +314,15 @@ rte_ethtool_net_stop(uint16_t port_id)
 int
 rte_ethtool_net_get_mac_addr(uint16_t port_id, struct rte_ether_addr *addr)
 {
+       int ret;
+
        RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
        if (addr == NULL)
                return -EINVAL;
-       rte_eth_macaddr_get(port_id, addr);
+
+       ret = rte_eth_macaddr_get(port_id, addr);
+       if (ret != 0)
+               return ret;
 
        return 0;
 }