Le 07/10/2016 à 17:13, Xander Huff a écrit :
> From: Nathan Sullivan <nathan.sulli...@ni.com>
> 
> To ensure the dev->phydev pointer is not used after becoming invalid in
> mdiobus_unregister, set it to NULL. This happens when removing the macb
> driver without first taking its interface down, since unregister_netdev
> will end up calling macb_close.
> 
> Signed-off-by: Xander Huff <xander.h...@ni.com>
> Signed-off-by: Nathan Sullivan <nathan.sulli...@ni.com>
> Signed-off-by: Brad Mouring <brad.mour...@ni.com>

Acked-by: Nicolas Ferre <nicolas.fe...@atmel.com>

> ---
>  drivers/net/ethernet/cadence/macb.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/net/ethernet/cadence/macb.c 
> b/drivers/net/ethernet/cadence/macb.c
> index 63144bb..b32444a 100644
> --- a/drivers/net/ethernet/cadence/macb.c
> +++ b/drivers/net/ethernet/cadence/macb.c
> @@ -3117,6 +3117,7 @@ static int macb_remove(struct platform_device *pdev)
>               if (dev->phydev)
>                       phy_disconnect(dev->phydev);
>               mdiobus_unregister(bp->mii_bus);
> +             dev->phydev = NULL;
>               mdiobus_free(bp->mii_bus);
>  
>               /* Shutdown the PHY if there is a GPIO reset */
> 


-- 
Nicolas Ferre

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