linux-ext4 - Re: [PATCH v2 05/14] e2fsck: fix buffer overrun in revoke block scanning

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Message-ID: <20150517005050.GD4489@thunk.org>
Date:	Sat, 16 May 2015 20:50:50 -0400
From:	Theodore Ts'o <tytso@....edu>
To:	"Darrick J. Wong" <darrick.wong@...cle.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH v2 05/14] e2fsck: fix buffer overrun in revoke block
 scanning

On Thu, May 14, 2015 at 12:37:43PM -0700, Darrick J. Wong wrote:
> Check the value of r_count to ensure that we never try to read revoke
> records past the end of the revoke block.  It turns out that the
> journal writing code in debugfs was also playing fast and loose with
> the r_count, so fix that as well.
> 
> The Coverity bug was 1297508.
> 
> v2: Allow the revoke block to use all slots, including the last
> one.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com>

Thanks, applied.

						- Ted
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