linux-kernel - Re: [PATCH 2/2] add device function for usb serial console

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 13 Nov 2008 17:59:14 +0300
From:	Sergei Shtylyov <sshtylyov@...mvista.com>
To:	Kevin Hao <kexin.hao@...driver.com>
Cc:	LKML <linux-kernel@...r.kernel.org>, gregkh@...e.de,
	Alan Cox <alan@...hat.com>, linux-usb@...r.kernel.org
Subject: Re: [PATCH 2/2] add device function for usb serial console

Hello.

Kevin Hao wrote:

> Add device funtion for usb serial console, so we can open /dev/console
> when we use a usb serial device as console.

> Signed-off-by: Kevin Hao <kexin.hao@...driver.com>

> diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
> 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
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/