linux-ext4 - Re: [patch v2] ext4: potential NULL dereference on error

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Message-ID: <20120528150143.GG19152@thunk.org>
Date:	Mon, 28 May 2012 11:01:43 -0400
From:	Ted Ts'o <tytso@....edu>
To:	Dan Carpenter <dan.carpenter@...cle.com>
Cc:	Jan Kara <jack@...e.cz>, Andreas Dilger <adilger.kernel@...ger.ca>,
	linux-ext4@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [patch v2] ext4: potential NULL dereference on error

On Tue, May 15, 2012 at 11:46:40AM +0300, Dan Carpenter wrote:
> The ext4_get_group_desc() function returns NULL on error, and
> ext4_free_inodes_count() function dereferences it without checking.
> There is a check on the next line, but it's too late.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

Thanks, applied.

					- Ted
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