Hello.
Kevin Hao wrote:
> Add device funtion for usb serial console, so we can open /dev/console

quoted text
> when we use a usb serial device as console.

> Signed-off-by: Kevin Hao 
> diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c

quoted text
> index 5b95009..1dbb203 100644

> --- a/drivers/usb/serial/console.c

> +++ b/drivers/usb/serial/console.c

> @@ -241,12 +241,25 @@ static void usb_console_write(struct console *co,

>  	}

>  }

>

> +static struct tty_driver *usb_console_device(struct console *co, int *index)

> +{

> +	struct tty_driver **p = (struct tty_driver **)co->data;

> +

> +	if (!*p)

> +		return NULL;

> +

> +	*index = co->index;

> +	return (struct tty_driver *)(*p);

    Type cast not needed here.
WBR, Sergei

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