On Thu, May 07, 2020 at 12:27:53AM +0530, Naresh Kamboju wrote: > On Tue, 29 Nov 2016 at 00:00, Johan Hovold <johan@xxxxxxxxxx> 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@xxxxxxxxxx> > > --- > > 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 Greg, 3f65047c853a ("of_mdio: add helper to deregister fixed-link PHYs") needs to be backported as well for these. Original series can be found here: https://lkml.kernel.org/r/1480357509-28074-1-git-send-email-johan@xxxxxxxxxx Johan