linux-kernel - Re: [PATCH 2/4] isicom: switch to the new tty_port

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Date:	Wed, 07 Oct 2009 22:11:01 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	Alan Cox <alan@...ux.intel.com>
CC:	linux-kernel@...r.kernel.org, strakh@...ras.ru
Subject: Re: [PATCH 2/4] isicom: switch to the new tty_port_open helper

On 10/07/2009 04:46 PM, Alan Cox wrote:
> -	if (port->port.flags & ASYNC_INITIALIZED)
> -		return 0;
> -	if (tty_port_alloc_xmit_buf(&port->port) < 0)
> +	if (tty_port_alloc_xmit_buf(tport) < 0)

I think this won't work well with 1/4. ->activate is called with
port->port.mutex (the name in this context), but tty_port_alloc_xmit_buf
wants it again.
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