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authorRosen Penev <rosenp@gmail.com>2024-11-05 00:01:27 +0300
committerJakub Kicinski <kuba@kernel.org>2024-11-07 04:54:47 +0300
commit2575897640328d218e4451d2c6f2741ae894ed27 (patch)
tree04c915d52176edca66b210437e97afe768782393 /drivers/net/ethernet/freescale
parent85d05befbbfc949e7ebb4ac52023f18ad3fe693f (diff)
downloadlinux-2575897640328d218e4451d2c6f2741ae894ed27.tar.xz
net: ucc_geth: fix usage with NVMEM MAC address
When nvmem is not ready, of_get_ethdev_address returns -EPROBE_DEFER. In such a case, return -EPROBE_DEFER to avoid not having a proper MAC address. Signed-off-by: Rosen Penev <rosenp@gmail.com> Link: https://patch.msgid.link/20241104210127.307420-5-rosenp@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/freescale')
-rw-r--r--drivers/net/ethernet/freescale/ucc_geth.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c
index acadebb7dd34..6663c1768089 100644
--- a/drivers/net/ethernet/freescale/ucc_geth.c
+++ b/drivers/net/ethernet/freescale/ucc_geth.c
@@ -3732,7 +3732,9 @@ static int ucc_geth_probe(struct platform_device* ofdev)
goto err_deregister_fixed_link;
}
- of_get_ethdev_address(np, dev);
+ err = of_get_ethdev_address(np, dev);
+ if (err == -EPROBE_DEFER)
+ goto err_deregister_fixed_link;
ugeth->ug_info = ug_info;
ugeth->dev = device;