diff mbox series

[net-next,14/18] net: axienet: Make missing MAC address non-fatal

Message ID 1559599037-8514-15-git-send-email-hancock@sedsystems.ca
State Superseded
Delegated to: David Miller
Headers show
Series Xilinx axienet driver updates (v2) | expand

Commit Message

Robert Hancock June 3, 2019, 9:57 p.m. UTC 
Failing initialization on a missing MAC address property is excessive.
We can just fall back to using a random MAC instead, which at least
leaves the interface in a functioning state.

Signed-off-by: Robert Hancock <hancock@sedsystems.ca>
---
 drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index 398e7e6..ee3834b 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -300,7 +300,7 @@  static void axienet_set_mac_address(struct net_device *ndev,
 {
 	struct axienet_local *lp = netdev_priv(ndev);
 
-	if (address)
+	if (!IS_ERR(address))
 		memcpy(ndev->dev_addr, address, ETH_ALEN);
 	if (!is_valid_ether_addr(ndev->dev_addr))
 		eth_hw_addr_random(ndev);
@@ -1722,8 +1722,7 @@  static int axienet_probe(struct platform_device *pdev)
 	/* Retrieve the MAC address */
 	mac_addr = of_get_mac_address(pdev->dev.of_node);
 	if (IS_ERR(mac_addr)) {
-		dev_err(&pdev->dev, "could not find MAC address\n");
-		goto free_netdev;
+		dev_warn(&pdev->dev, "could not find MAC address property\n");
 	}
 	axienet_set_mac_address(ndev, mac_addr);