Re: [PATCH] staging: octeon: Call SET_NETDEV_DEV()

From: Florian Fainelli
Date: Tue Dec 20 2016 - 20:02:44 EST


On 12/14/2016 05:13 PM, Florian Fainelli wrote:
> The Octeon driver calls into PHYLIB which now checks for
> net_device->dev.parent, so make sure we do set it before calling into
> any MDIO/PHYLIB related function.
>
> Fixes: ec988ad78ed6 ("phy: Don't increment MDIO bus refcount unless it's a different owner")
> Reported-by: Aaro Koskinen <aaro.koskinen@xxxxxx>
> Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>

Greg, David, since this is a fix for a regression introduced in the net
tree, it may make sense that David take it via his tree.

Thanks

> ---
> drivers/staging/octeon/ethernet.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/staging/octeon/ethernet.c b/drivers/staging/octeon/ethernet.c
> index 8130dfe89745..4971aa54756a 100644
> --- a/drivers/staging/octeon/ethernet.c
> +++ b/drivers/staging/octeon/ethernet.c
> @@ -770,6 +770,7 @@ static int cvm_oct_probe(struct platform_device *pdev)
> /* Initialize the device private structure. */
> struct octeon_ethernet *priv = netdev_priv(dev);
>
> + SET_NETDEV_DEV(dev, &pdev->dev);
> dev->netdev_ops = &cvm_oct_pow_netdev_ops;
> priv->imode = CVMX_HELPER_INTERFACE_MODE_DISABLED;
> priv->port = CVMX_PIP_NUM_INPUT_PORTS;
> @@ -816,6 +817,7 @@ static int cvm_oct_probe(struct platform_device *pdev)
> }
>
> /* Initialize the device private structure. */
> + SET_NETDEV_DEV(dev, &pdev->dev);
> priv = netdev_priv(dev);
> priv->netdev = dev;
> priv->of_node = cvm_oct_node_for_port(pip, interface,
>


--
Florian