Re: [PATCH net-next 06/16] net: pcs: xpcs: Avoid creating dummy XPCS MDIO device

From: Russell King (Oracle)
Date: Tue Dec 05 2023 - 09:54:18 EST


On Tue, Dec 05, 2023 at 01:46:44PM +0000, Russell King (Oracle) wrote:
> For your use case, it would be:
>
> mdiodev = bus->mdio_map[addr];

By the way, this should be:

mdiodev = mdiobus_find_device(bus, addr);
if (!mdiodev)
return ERR_PTR(-ENODEV);

to avoid a layering violation. At some point, we should implement
mdiobus_get_mdiodev() which also deals with the refcount.

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