[RFC net-next 6/6] ethernet: sparx5: use eth_hw_addr_set_port()

Jakub Kicinski kuba at kernel.org
Fri Oct 15 12:38:48 PDT 2021


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 at kernel.org>
---
CC: lars.povlsen at microchip.com
CC: Steen.Hegelund at microchip.com
CC: UNGLinuxDriver at microchip.com
CC: bjarni.jonasson at microchip.com
CC: linux-arm-kernel at lists.infradead.org
---
 drivers/net/ethernet/microchip/sparx5/sparx5_netdev.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_netdev.c b/drivers/net/ethernet/microchip/sparx5/sparx5_netdev.c
index b21ebaa32d7e..d56822f6d09e 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_netdev.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_netdev.c
@@ -200,7 +200,6 @@ struct net_device *sparx5_create_netdev(struct sparx5 *sparx5, u32 portno)
 {
 	struct sparx5_port *spx5_port;
 	struct net_device *ndev;
-	u64 val;
 
 	ndev = devm_alloc_etherdev(sparx5->dev, sizeof(struct sparx5_port));
 	if (!ndev)
@@ -216,8 +215,7 @@ struct net_device *sparx5_create_netdev(struct sparx5 *sparx5, u32 portno)
 	ndev->netdev_ops = &sparx5_port_netdev_ops;
 	ndev->ethtool_ops = &sparx5_ethtool_ops;
 
-	val = ether_addr_to_u64(sparx5->base_mac) + portno + 1;
-	u64_to_ether_addr(val, ndev->dev_addr);
+	eth_hw_addr_set_port(ndev, sparx5->base_mac, portno + 1);
 
 	return ndev;
 }
-- 
2.31.1




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