From 50693e66fd3f089851c23a3b03bb6d6680fbdfd3 Mon Sep 17 00:00:00 2001 From: Jakub Kicinski Date: Tue, 19 Oct 2021 11:26:03 -0700 Subject: [PATCH] RDMA/mlx5: Use dev_addr_mod() 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. Link: https://lore.kernel.org/r/20211019182604.1441387-3-kuba@kernel.org Signed-off-by: Jakub Kicinski Reviewed-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c index 269ebb53eda67..baebc1aac5d06 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c @@ -472,11 +472,13 @@ int mlx5i_dev_init(struct net_device *dev) { struct mlx5e_priv *priv = mlx5i_epriv(dev); struct mlx5i_priv *ipriv = priv->ppriv; + u8 addr_mod[3]; /* Set dev address using underlay QP */ - dev->dev_addr[1] = (ipriv->qpn >> 16) & 0xff; - dev->dev_addr[2] = (ipriv->qpn >> 8) & 0xff; - dev->dev_addr[3] = (ipriv->qpn) & 0xff; + addr_mod[0] = (ipriv->qpn >> 16) & 0xff; + addr_mod[1] = (ipriv->qpn >> 8) & 0xff; + addr_mod[2] = (ipriv->qpn) & 0xff; + dev_addr_mod(dev, 1, addr_mod, sizeof(addr_mod)); /* Add QPN to net-device mapping to HT */ mlx5i_pkey_add_qpn(dev, ipriv->qpn); -- 2.30.2