When the port is link down state, it is meaningless to display the
port link speed. It should be an undefined state.
Fixes: 59fad0f32135 ("net/hns3: support link update operation")
Cc: stable@dpdk.org
Signed-off-by: Huisong Li <lihuisong@huawei.com>
Signed-off-by: Min Hu (Connor) <humin29@huawei.com>
        case ETH_SPEED_NUM_50G:
        case ETH_SPEED_NUM_100G:
        case ETH_SPEED_NUM_200G:
-               new_link->link_speed = mac->link_speed;
+               if (mac->link_status)
+                       new_link->link_speed = mac->link_speed;
                break;
        default:
                if (mac->link_status)
                        new_link->link_speed = ETH_SPEED_NUM_UNKNOWN;
-               else
-                       new_link->link_speed = ETH_SPEED_NUM_NONE;
                break;
        }
 
+       if (!mac->link_status)
+               new_link->link_speed = ETH_SPEED_NUM_NONE;
+
        new_link->link_duplex = mac->link_duplex;
        new_link->link_status = mac->link_status ? ETH_LINK_UP : ETH_LINK_DOWN;
        new_link->link_autoneg = mac->link_autoneg;