From: Jakub Kicinski <kuba@kernel.org>
Date: Tue, 19 Oct 2021 09:36:05 -0700
Subject: mac802154: use dev_addr_set()
Patch-mainline: v5.16-rc1
Git-commit: 659f4e02f15aa0ab61555717978219f87505ff5a
References: jsc#PED-1565

Commit 406f42fa0d3c ("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 got through appropriate helpers.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 net/mac802154/iface.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/mac802154/iface.c
+++ b/net/mac802154/iface.c
@@ -129,7 +129,7 @@ static int mac802154_wpan_mac_addr(struc
 	if (!ieee802154_is_valid_extended_unicast_addr(extended_addr))
 		return -EINVAL;
 
-	memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
+	dev_addr_set(dev, addr->sa_data);
 	sdata->wpan_dev.extended_addr = extended_addr;
 
 	/* update lowpan interface mac address when