i825xx: sni_82596: use eth_hw_addr_set()

[ Upstream commit 35e809dbd61106b1de959bb470c08c94fb369303 ]

netdev->dev_addr is now const, we can't write to it directly.
Copy scrambled mac address octects into an array then eth_hw_addr_set().

Fixes: 428867d3387c ("net: constify netdev->dev_addr")
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Reviewed-by: Michal Kubiak <michal.kubiak@intel.com>
Link: https://lore.kernel.org/r/20230315134117.79511-1-tsbogend@alpha.franken.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/net/ethernet/i825xx/sni_82596.c b/drivers/net/ethernet/i825xx/sni_82596.c
index daec9ce04531be2531a24d5b44bc83ad5dae3a2c..54bb4d9a0d1ea4230d8269dfc0184a0f7df93ff0 100644 (file)
--- a/drivers/net/ethernet/i825xx/sni_82596.c
+++ b/drivers/net/ethernet/i825xx/sni_82596.c
@@ -78,6 +78,7 @@ static int sni_82596_probe(struct platform_device *dev)
        void __iomem *mpu_addr;
        void __iomem *ca_addr;
        u8 __iomem *eth_addr;
+       u8 mac[ETH_ALEN];
 
        res = platform_get_resource(dev, IORESOURCE_MEM, 0);
        ca = platform_get_resource(dev, IORESOURCE_MEM, 1);
@@ -109,12 +110,13 @@ static int sni_82596_probe(struct platform_device *dev)
                goto probe_failed;
 
        /* someone seems to like messed up stuff */
-       netdevice->dev_addr[0] = readb(eth_addr + 0x0b);
-       netdevice->dev_addr[1] = readb(eth_addr + 0x0a);
-       netdevice->dev_addr[2] = readb(eth_addr + 0x09);
-       netdevice->dev_addr[3] = readb(eth_addr + 0x08);
-       netdevice->dev_addr[4] = readb(eth_addr + 0x07);
-       netdevice->dev_addr[5] = readb(eth_addr + 0x06);
+       mac[0] = readb(eth_addr + 0x0b);
+       mac[1] = readb(eth_addr + 0x0a);
+       mac[2] = readb(eth_addr + 0x09);
+       mac[3] = readb(eth_addr + 0x08);
+       mac[4] = readb(eth_addr + 0x07);
+       mac[5] = readb(eth_addr + 0x06);
+       eth_hw_addr_set(netdevice, mac);
        iounmap(eth_addr);
 
        if (netdevice->irq < 0) {