linux-kernel - Re: [PATCH 3/4] drivers/video/bf537-lq035.c: Add missing IS

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Message-Id: <201101241543.19543.vapier@gentoo.org>
Date:	Mon, 24 Jan 2011 15:43:17 -0500
From:	Mike Frysinger <vapier@...too.org>
To:	Julia Lawall <julia@...u.dk>
Cc:	Paul Mundt <lethal@...ux-sh.org>, kernel-janitors@...r.kernel.org,
	Michael Hennerich <michael.hennerich@...log.com>,
	Bryan Wu <cooloney@...nel.org>, linux-fbdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/4] drivers/video/bf537-lq035.c: Add missing IS_ERR test

On Monday, January 24, 2011 14:55:21 Julia Lawall wrote:
> lcd_device_register may return ERR_PTR, so a check is added for this value
> before the dereference.  All of the other changes reorganize the error
> handling code in this function to avoid duplicating all of it in the added
> case.
> 
> In the original code, in one case, the global variable fb_buffer was set to
> NULL in error code that appears after this variable is initialized.  This
> is done now in all error handling code that has this property.

Acked-by: Mike Frysinger <vapier@...too.org>
-mike

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