net: hns3: Add repeat address checking for setting mac address (5ec2a51e) · Commits · 戴 / test

Add checking for new mac address. It doesn't need to config the mac vlan table if it's already in use. Signed-off-by:

drivers/net/ethernet/hisilicon/hns3/hns3_enet.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -1132,6 +1132,12 @@ static int hns3_nic_net_set_mac_address(struct net_device netdev, void p)
		if (!mac_addr \|\| !is_valid_ether_addr((const u8 *)mac_addr->sa_data))
		return -EADDRNOTAVAIL;

		if (ether_addr_equal(netdev->dev_addr, mac_addr->sa_data)) {
		netdev_info(netdev, "already using mac address %pM\n",
		mac_addr->sa_data);
		return 0;
		}

		ret = h->ae_algo->ops->set_mac_addr(h, mac_addr->sa_data, false);
		if (ret) {
		netdev_err(netdev, "set_mac_address fail, ret=%d!\n", ret);