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Date: Thu, 1 May 2008 00:32:51 +0100
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
       Al Viro <viro@ZenIV.linux.org.uk>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 4/4] drivers: atm, char fix integer as NULL pointer
 warnings
Message-ID: <20080501003251.022fec3d@core>
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> diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
> index 4d3c701..98b65a2 100644
> --- a/drivers/char/tty_io.c
> +++ b/drivers/char/tty_io.c
> @@ -1180,7 +1180,7 @@ struct tty_driver *tty_find_polling_driver(char *name, int *line)
>  		if (*str == ',')
>  			str++;
>  		if (*str == '\0')
> -			str = 0;
> +			str = NULL;
>  
>  		if (tty_line >= 0 && tty_line <= p->num && p->poll_init &&
>  				!p->poll_init(p, tty_line, str)) {

Acked-by: Alan Cox <alan@redhat.com>