linux-kernel - Re: [PATCH 4/4] uml: line.c: avoid NULL pointer dereference

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Date:	Wed, 6 Jan 2010 23:32:41 -0500
From:	Jeff Dike <jdike@...toit.com>
To:	Alexander Beregalov <a.beregalov@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] uml: line.c: avoid NULL pointer dereference

On Thu, Jan 07, 2010 at 04:48:41AM +0300, Alexander Beregalov wrote:
> Assign tty only if line is not NULL.

>  	if (line)
> +		tty = line->tty;
>  		chan_interrupt(&line->chan_list, &line->task, tty, irq);
>  	return IRQ_HANDLED;

Even if the thinking is correct, aren't you missing some braces?

				Jeff
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