On Thu, Oct 29, 2020 at 11:25:07PM +0100, Marek Behún wrote:
> @@ -1936,8 +1950,10 @@ static void sfp_sm_main(struct sfp *sfp, unsigned int 
> event)
>                       sfp_sm_link_down(sfp);
>               if (sfp->sm_state > SFP_S_INIT)
>                       sfp_module_stop(sfp->sfp_bus);
> -             if (sfp->mod_phy)
> +             if (sfp->mod_phy) {
>                       sfp_sm_phy_detach(sfp);
> +                     sfp_i2c_mdiobus_destroy(sfp);
> +             }

                if (sfp->mod_phy)
                        sfp_sm_phy_detach(sfp);
                if (sfp->i2c_mii)
                        sfp_i2c_mdiobus_destroy(sfp);

would be better IMHO, in case we end up with the MDIO bus registered
but don't discover a PHY. (which is entirely possible with Mikrotik
SFPs where the PHY is not accessible.)

Other than that, I don't see any obvious issues.

Thanks.

-- 
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