Thread (14 messages) flat view 14 messages, 5 authors, 2021-10-19
STALE1765d

[PATCH net-next 2/6] ethernet: ocelot: use eth_hw_addr_gen()

From: Jakub Kicinski <kuba@kernel.org>
Date: 2021-10-18 21:10:26
Subsystem: networking drivers, ocelot ethernet switch driver, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Vladimir Oltean, Linus Torvalds

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>
---
 drivers/net/ethernet/mscc/ocelot_net.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/mscc/ocelot_net.c b/drivers/net/ethernet/mscc/ocelot_net.c
index 9992bf06311d..affa9649f490 100644
--- a/drivers/net/ethernet/mscc/ocelot_net.c
+++ b/drivers/net/ethernet/mscc/ocelot_net.c
@@ -1705,8 +1705,7 @@ int ocelot_probe_port(struct ocelot *ocelot, int port, struct regmap *target,
 		NETIF_F_HW_TC;
 	dev->features |= NETIF_F_HW_VLAN_CTAG_FILTER | NETIF_F_HW_TC;
 
-	eth_hw_addr_set(dev, ocelot->base_mac);
-	dev->dev_addr[ETH_ALEN - 1] += port;
+	eth_hw_addr_gen(dev, ocelot->base_mac, port);
 	ocelot_mact_learn(ocelot, PGID_CPU, dev->dev_addr,
 			  ocelot_port->pvid_vlan.vid, ENTRYTYPE_LOCKED);
 
-- 
2.31.1
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