[PATCH v3 03/10] net: macb: support of_get_mac_address new ERR_PTR error
From: Petr Štetiar <hidden>
Date: 2019-05-03 07:56:43
Also in:
linux-devicetree, lkml
Subsystem:
atmel macb ethernet driver, networking drivers, the rest · Maintainers:
Théo Lebrun, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
There was NVMEM support added directly to of_get_mac_address, and it uses nvmem_get_mac_address under the hood, so we can remove it. As of_get_mac_address can now return NULL and ERR_PTR encoded error values, adjust to that as well. Signed-off-by: Petr Štetiar <redacted> --- Changes since v2: * ERR_PTR and EPROBE_DEFER handling drivers/net/ethernet/cadence/macb_main.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-)
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 3da2795..964911a 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c@@ -4172,15 +4172,13 @@ static int macb_probe(struct platform_device *pdev) bp->rx_intr_mask |= MACB_BIT(RXUBR); mac = of_get_mac_address(np); - if (mac) { + if (PTR_ERR(mac) == -EPROBE_DEFER) { + err = -EPROBE_DEFER; + goto err_out_free_netdev; + } else if (!IS_ERR_OR_NULL(mac)) { ether_addr_copy(bp->dev->dev_addr, mac); } else { - err = nvmem_get_mac_address(&pdev->dev, bp->dev->dev_addr); - if (err) { - if (err == -EPROBE_DEFER) - goto err_out_free_netdev; - macb_get_hwaddr(bp); - } + macb_get_hwaddr(bp); } err = of_get_phy_mode(np);
--
1.9.1