Re: [PATCH 1/2] ax88796c: fix ioctl callback

From: Lukasz Stelmach
Date: Fri Nov 05 2021 - 09:20:06 EST


It was <2021-11-05 pią 10:29>, when Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@xxxxxxxx>
>
> The timestamp ioctls are now handled by the ndo_eth_ioctl() callback,

Actually neither the driver nor the chip support
timstamping. ax88796c_ioctl() simply wraps phy_mii_ioctl(). I believe
you swapped commit messages between this and the other patch in the
series.

> not the old ndo_do_ioctl(), but oax88796 introduced the
^^^
Typo here.

> function for the old way.

At first I though — What did I mess up again? But then saw a76053707dbf
is quite a new thing and ndo_do_ioctl() is still there, so my builds
didn't fail. Thanks, for the patch.

> Move it over to ndo_eth_ioctl() to actually allow calling it from
> user space.
>
> Fixes: a97c69ba4f30 ("net: ax88796c: ASIX AX88796C SPI Ethernet Adapter Driver")
> Fixes: a76053707dbf ("dev_ioctl: split out ndo_eth_ioctl")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
> It would be best to completely remove the .ndo_do_ioctl() callback
> to avoid this problem in the future, but I'm still unsure whether
> we want to just remove the ancient wireless and localtalk drivers
> instead of fixing them.
> ---
> drivers/net/ethernet/asix/ax88796c_main.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>

Acked-by: Lukasz Stelmach <l.stelmach@xxxxxxxxxxx>

> diff --git a/drivers/net/ethernet/asix/ax88796c_main.c b/drivers/net/ethernet/asix/ax88796c_main.c
> index 4b0c5a09fd57..8994f2322268 100644
> --- a/drivers/net/ethernet/asix/ax88796c_main.c
> +++ b/drivers/net/ethernet/asix/ax88796c_main.c
> @@ -934,7 +934,7 @@ static const struct net_device_ops ax88796c_netdev_ops = {
> .ndo_stop = ax88796c_close,
> .ndo_start_xmit = ax88796c_start_xmit,
> .ndo_get_stats64 = ax88796c_get_stats64,
> - .ndo_do_ioctl = ax88796c_ioctl,
> + .ndo_eth_ioctl = ax88796c_ioctl,
> .ndo_set_mac_address = eth_mac_addr,
> .ndo_set_features = ax88796c_set_features,
> };

--
Łukasz Stelmach
Samsung R&D Institute Poland
Samsung Electronics

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