From: Jakub Kicinski <kuba@kernel.org>
Date: Fri, 22 Oct 2021 16:18:34 -0700
Subject: bluetooth: use dev_addr_set()
Patch-mainline: v5.16-rc1
Git-commit: a1916d34462f0641c61bf446ea5859b24cbbc69c
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 go through appropriate helpers.
Reviewed-by: Marcel Holtmann <marcel@holtmann.org>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
net/bluetooth/6lowpan.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/net/bluetooth/6lowpan.c
+++ b/net/bluetooth/6lowpan.c
@@ -663,6 +663,7 @@ static struct l2cap_chan *add_peer_chan(
static int setup_netdev(struct l2cap_chan *chan, struct lowpan_btle_dev **dev)
{
struct net_device *netdev;
+ bdaddr_t addr;
int err;
netdev = alloc_netdev(LOWPAN_PRIV_SIZE(sizeof(struct lowpan_btle_dev)),
@@ -672,7 +673,8 @@ static int setup_netdev(struct l2cap_cha
return -ENOMEM;
netdev->addr_assign_type = NET_ADDR_PERM;
- baswap((void *)netdev->dev_addr, &chan->src);
+ baswap(&addr, &chan->src);
+ __dev_addr_set(netdev, &addr, sizeof(addr));
netdev->netdev_ops = &netdev_ops;
SET_NETDEV_DEV(netdev, &chan->conn->hcon->hdev->dev);