[PATCH net 11/16] net: ethernet: marvell: mvneta: fix fixed-link phydev leaks

[Naresh Kamboju]

On Tue, 29 Nov 2016 at 00:00, Johan Hovold <johan at kernel.org> wrote:
>
> Make sure to deregister and free any fixed-link PHY registered using
> of_phy_register_fixed_link() on probe errors and on driver unbind.
>
> Fixes: 83895bedeee6 ("net: mvneta: add support for fixed links")
> Signed-off-by: Johan Hovold <johan at kernel.org>
> ---
>  drivers/net/ethernet/marvell/mvneta.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
> index 0c0a45af950f..707bc4680b9b 100644
> --- a/drivers/net/ethernet/marvell/mvneta.c
> +++ b/drivers/net/ethernet/marvell/mvneta.c
> @@ -4191,6 +4191,8 @@ static int mvneta_probe(struct platform_device *pdev)
>         clk_disable_unprepare(pp->clk);
>  err_put_phy_node:
>         of_node_put(phy_node);
> +       if (of_phy_is_fixed_link(dn))
> +               of_phy_deregister_fixed_link(dn);

While building kernel Image for arm architecture on stable-rc 4.4 branch
the following build error found.

drivers/net/ethernet/marvell/mvneta.c:3442:3: error: implicit
declaration of function 'of_phy_deregister_fixed_link'; did you mean
'of_phy_register_fixed_link'? [-Werror=implicit-function-declaration]
|    of_phy_deregister_fixed_link(dn);
|    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
|    of_phy_register_fixed_link

ref:
https://gitlab.com/Linaro/lkft/kernel-runs/-/jobs/541374729

- Naresh