Re: [PATCHv2 net-next 1/7] net: usb: centralize usbnet_cdc_zte_rx_fixup in usbnet

[Manuel Ebner <manuelebner@mailbox.org>]

On Thu, 2026-07-09 at 14:01 +0200, Oliver Neukum wrote:

I guess a couple suggestions got lost, that's ok.

> This helper is used by multiple drivers using usbnet.
> It is better to be provided by usbnet than one of them.
> 
> Signed-off-by: Oliver Neukum <oneukum@suse.com>
> ---
> 
> v2:
> - spelling issues
> - issue with lost synchronization with SPLIT packets
> 
>  drivers/net/usb/cdc_ether.c | 19 -------------------
>  drivers/net/usb/usbnet.c    | 19 +++++++++++++++++++
>  2 files changed, 19 insertions(+), 19 deletions(-)
> 
> diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
> index b4df32e18461..e688fb99c61d 100644
> --- a/drivers/net/usb/cdc_ether.c
> +++ b/drivers/net/usb/cdc_ether.c
> @@ -404,25 +404,6 @@ static int usbnet_cdc_zte_bind(struct usbnet *dev, struct
> usb_interface *intf)
>  	return status;
>  }
>  
> -/* Make sure packets have correct destination MAC address

Make sure packets have the correct destination MAC address

> - *
> - * A firmware bug observed on some devices (ZTE MF823/831/910) is that the
> - * device sends packets with a static, bogus, random MAC address (event if

 (even if the device ...

> - * device MAC address has been updated). Always set MAC address to that of the
> - * device.

Always set the MAC address to the one of your device.

Thanks
 Manuel

> [...]