Messages in this thread Patch in this message | | | From | Maxim Kochetkov <> | Subject | [PATCH] gianfar: Use random MAC address when none is given | Date | Tue, 14 Jul 2020 15:01:04 +0300 |
| |
If there is no valid MAC address in the device tree, use a random MAC address.
Signed-off-by: Maxim Kochetkov <fido_max@inbox.ru> --- drivers/net/ethernet/freescale/gianfar.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index b3c69e9038ea..b513b8c5c3b5 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -779,8 +779,12 @@ static int gfar_of_init(struct platform_device *ofdev, struct net_device **pdev) mac_addr = of_get_mac_address(np); - if (!IS_ERR(mac_addr)) + if (!IS_ERR(mac_addr)) { ether_addr_copy(dev->dev_addr, mac_addr); + } else { + eth_hw_addr_random(dev); + dev_info(&ofdev->dev, "Using random MAC address: %pM\n", dev->dev_addr); + } if (model && !strcasecmp(model, "TSEC")) priv->device_flags |= FSL_GIANFAR_DEV_HAS_GIGABIT | -- 2.27.0
| |