Re: [PATCH] USB: cdc-acm: add support for Sagem Monetel ELC930

[Greg KH]

On Sat, Mar 12, 2016 at 11:44:51PM +0000, Nicolas Saenz Julienne wrote:
> Signed-off-by: Nicolas Saenz Julienne <nicolassaenzj@xxxxxxxxx>
> ---
>  drivers/usb/class/cdc-acm.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
> index fa4e239..9831607 100644
> --- a/drivers/usb/class/cdc-acm.c
> +++ b/drivers/usb/class/cdc-acm.c
> @@ -1681,6 +1681,9 @@ static const struct usb_device_id acm_ids[] = {
>  	{ USB_DEVICE(0x079b, 0x000f), /* BT On-Air USB MODEM */
>  	.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
>  	},
> +	{ USB_DEVICE(0x079b, 0x0088), /* SAGEM Monetel ELC930 */
> +	.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
> +	},

Why is this needed?  Does the descriptors not properly set the class
device?

thanks,

greg k-h