net/hns3: fix link speed when port is down

[ upstream commit 230d494 ]

When the port is link down state, it is meaningless to display the
port link speed. It should be an undefined state.

Fixes: 59fad0f ("net/hns3: support link update operation")

Signed-off-by: Huisong Li <lihuisong@huawei.com>
Signed-off-by: Min Hu (Connor) <humin29@huawei.com>

drivers/net/hns3/hns3_ethdev.c

@@ -2684,16 +2684,18 @@ hns3_setup_linkstatus(struct rte_eth_dev *eth_dev,
 	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 =