From e291422c8f008c47a04788e98d557dc961d72777 Mon Sep 17 00:00:00 2001 From: Jakub Kicinski Date: Thu, 18 Nov 2021 06:27:17 -0800 Subject: [PATCH] net: ax88796c: don't write to netdev->dev_addr directly The future is here, convert the new driver as we are about to make netdev->dev_addr const. Acked-by: Lukasz Stelmach Signed-off-by: Jakub Kicinski Signed-off-by: David S. Miller --- drivers/net/ethernet/asix/ax88796c_main.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/drivers/net/ethernet/asix/ax88796c_main.c b/drivers/net/ethernet/asix/ax88796c_main.c index e230d8d..e7a9f98 100644 --- a/drivers/net/ethernet/asix/ax88796c_main.c +++ b/drivers/net/ethernet/asix/ax88796c_main.c @@ -144,12 +144,13 @@ static void ax88796c_set_mac_addr(struct net_device *ndev) static void ax88796c_load_mac_addr(struct net_device *ndev) { struct ax88796c_device *ax_local = to_ax88796c_device(ndev); + u8 addr[ETH_ALEN]; u16 temp; lockdep_assert_held(&ax_local->spi_lock); /* Try the device tree first */ - if (!eth_platform_get_mac_address(&ax_local->spi->dev, ndev->dev_addr) && + if (!platform_get_ethdev_address(&ax_local->spi->dev, ndev) && is_valid_ether_addr(ndev->dev_addr)) { if (netif_msg_probe(ax_local)) dev_info(&ax_local->spi->dev, @@ -159,18 +160,19 @@ static void ax88796c_load_mac_addr(struct net_device *ndev) /* Read the MAC address from AX88796C */ temp = AX_READ(&ax_local->ax_spi, P3_MACASR0); - ndev->dev_addr[5] = (u8)temp; - ndev->dev_addr[4] = (u8)(temp >> 8); + addr[5] = (u8)temp; + addr[4] = (u8)(temp >> 8); temp = AX_READ(&ax_local->ax_spi, P3_MACASR1); - ndev->dev_addr[3] = (u8)temp; - ndev->dev_addr[2] = (u8)(temp >> 8); + addr[3] = (u8)temp; + addr[2] = (u8)(temp >> 8); temp = AX_READ(&ax_local->ax_spi, P3_MACASR2); - ndev->dev_addr[1] = (u8)temp; - ndev->dev_addr[0] = (u8)(temp >> 8); + addr[1] = (u8)temp; + addr[0] = (u8)(temp >> 8); - if (is_valid_ether_addr(ndev->dev_addr)) { + if (is_valid_ether_addr(addr)) { + eth_hw_addr_set(ndev, addr); if (netif_msg_probe(ax_local)) dev_info(&ax_local->spi->dev, "MAC address read from ASIX chip\n"); -- 2.7.4