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net: thunderbolt: use eth_hw_addr_set() 

Commit 406f42fa0d ("net-next: When a bond have a massive amount
of VLANs...") introduced a rbtree for faster Ethernet address look
up. To maintain netdev->dev_addr in this tree we need to make all
the writes to it go through appropriate helpers.

Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Link: https://lore.kernel.org/r/20211026175547.3198242-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jakub Kicinski 2021-10-26 10:55:47 -07:00
parent 8b6ce9b026
commit 5a48585d7e
1 changed files with 5 additions and 3 deletions
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8
drivers/net/thunderbolt.c
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@ -1202,17 +1202,19 @@ static void tbnet_generate_mac(struct net_device *dev)
{
const struct tbnet *net = netdev_priv(dev);
const struct tb_xdomain *xd = net->xd;
u8 addr[ETH_ALEN];
u8 phy_port;
u32 hash;
phy_port = tb_phy_port_from_link(TBNET_L0_PORT_NUM(xd->route));
/* Unicast and locally administered MAC */
dev->dev_addr[0] = phy_port << 4 | 0x02;
addr[0] = phy_port << 4 | 0x02;
hash = jhash2((u32 *)xd->local_uuid, 4, 0);
memcpy(dev->dev_addr + 1, &hash, sizeof(hash));
memcpy(addr + 1, &hash, sizeof(hash));
hash = jhash2((u32 *)xd->local_uuid, 4, hash);
dev->dev_addr[5] = hash & 0xff;
addr[5] = hash & 0xff;
eth_hw_addr_set(dev, addr);
}
static int tbnet_probe(struct tb_service *svc, const struct tb_service_id *id)