ethdev: fix adding invalid MAC address

[dpdk.git] / lib / librte_ether / rte_ethdev.c

diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 5bc78c0..8cf8b65 100644 (file)
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -2369,6 +2369,7 @@ rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
        struct rte_eth_dev *dev;
        int index;
        uint64_t pool_mask;
+       int ret;
 
        RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
        dev = &rte_eth_devices[port_id];
@@ -2401,15 +2402,17 @@ rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
        }
 
        /* Update NIC */
-       (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
+       ret = (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
 
-       /* Update address in NIC data structure */
-       ether_addr_copy(addr, &dev->data->mac_addrs[index]);
+       if (ret == 0) {
+               /* Update address in NIC data structure */
+               ether_addr_copy(addr, &dev->data->mac_addrs[index]);
 
-       /* Update pool bitmap in NIC data structure */
-       dev->data->mac_pool_sel[index] |= (1ULL << pool);
+               /* Update pool bitmap in NIC data structure */
+               dev->data->mac_pool_sel[index] |= (1ULL << pool);
+       }
 
-       return 0;
+       return ret;
 }
 
 int