On Mon, Sep 18, 2017 at 06:41:45PM +0200, Oleksij Rempel wrote:
> If not disable, DMA RX engine will keep to write in to allocated
> memory area. As soon as some code or data of target OS will be placed to
> this area it will be overwritten by incoming network package.
>
> Signed-off-by: Oleksij Rempel <linux@xxxxxxxxxxxxxxxx>
> ---
> drivers/net/ag71xx.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
Applied, thanks
Sascha
>
> diff --git a/drivers/net/ag71xx.c b/drivers/net/ag71xx.c
> index 54f0bd9aa..1cec26360 100644
> --- a/drivers/net/ag71xx.c
> +++ b/drivers/net/ag71xx.c
> @@ -578,6 +578,7 @@ static int ag71xx_probe(struct device_d *dev)
> priv = xzalloc(sizeof(struct ag71xx));
> edev = &priv->netdev;
> miibus = &priv->miibus;
> + dev->priv = edev;
> edev->priv = priv;
>
> edev->init = ag71xx_ether_init;
> @@ -659,6 +660,13 @@ static int ag71xx_probe(struct device_d *dev)
> return 0;
> }
>
> +static void ag71xx_remove(struct device_d *dev)
> +{
> + struct eth_device *edev = dev->priv;
> +
> + ag71xx_ether_halt(edev);
> +}
> +
> static __maybe_unused struct of_device_id ag71xx_dt_ids[] = {
> { .compatible = "qca,ar9331-ge0", .data = &ag71xx_cfg_ar9331_ge0, },
> { .compatible = "qca,ar9344-gmac0", .data = &ag71xx_cfg_ar9344_gmac0, },
> @@ -668,6 +676,7 @@ static __maybe_unused struct of_device_id ag71xx_dt_ids[] = {
> static struct driver_d ag71xx_driver = {
> .name = "ag71xx-gmac",
> .probe = ag71xx_probe,
> + .remove = ag71xx_remove,
> .of_compatible = DRV_OF_COMPAT(ag71xx_dt_ids),
> };
> device_platform_driver(ag71xx_driver);
> --
> 2.11.0
>
>
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