linux-kernel - Re: char/cyclades.c: inconsequent NULL checking

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Date:	Mon, 22 Oct 2007 21:06:20 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	Adrian Bunk <bunk@...nel.org>
CC:	linux-kernel@...r.kernel.org
Subject: Re: char/cyclades.c: inconsequent NULL checking

On 10/22/2007 04:47 AM, Adrian Bunk wrote:
> The Coverity checker spotted the following inconsequent NULL checking in 

Where can one obtain such a checker?

> drivers/char/cyclades.c:
> 
> <--  snip  -->
> 
> ...
> static void cyz_handle_tx(struct cyclades_port *info,
>                 struct BUF_CTRL __iomem *buf_ctrl)
> {
>         struct cyclades_card *cinfo = info->card;
>         struct tty_struct *tty = info->tty;
> ...
>                 if (tty == NULL)
>                         goto ztxdone;
> ...
>                 tty_wakeup(tty);
> ...
> 
> <--  snip  -->

patch on route, thanks,
-- 
Jiri Slaby (jirislaby@...il.com)
Faculty of Informatics, Masaryk University
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