net: fec: put child node on error path

commit 0607a2cddb60f4548b55e28ac56a8d73493a45bb upstream.

Also decrement the reference count of child device on error path.

Fixes: 3e782985cb3c ("net: ethernet: fec: Allow configuration of MDIO bus speed")
Signed-off-by: Pan Bian <bianpan2016@163.com>
Link: https://lore.kernel.org/r/20210120122037.83897-1-bianpan2016@163.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Pan Bian 2021-01-20 04:20:37 -08:00 committed by Greg Kroah-Hartman
parent cedbfddf4d
commit d51f7ff541

View File

@ -2165,9 +2165,9 @@ static int fec_enet_mii_init(struct platform_device *pdev)
fep->mii_bus->parent = &pdev->dev;
err = of_mdiobus_register(fep->mii_bus, node);
of_node_put(node);
if (err)
goto err_out_free_mdiobus;
of_node_put(node);
mii_cnt++;
@ -2180,6 +2180,7 @@ static int fec_enet_mii_init(struct platform_device *pdev)
err_out_free_mdiobus:
mdiobus_free(fep->mii_bus);
err_out:
of_node_put(node);
return err;
}