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From: Theodore Tso <tytso@mit.edu>
To: Roel Kluin <roel.kluin@gmail.com>
Cc: linux-ext4@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>
Subject: Re: ext4: buffer underrun in ext4_ext_split()?
Date: Fri, 7 Aug 2009 23:32:07 -0400	[thread overview]
Message-ID: <20090808033207.GC8831@mit.edu> (raw)
In-Reply-To: <4A7C7045.7040704@gmail.com>

On Fri, Aug 07, 2009 at 08:19:49PM +0200, Roel Kluin wrote:
> If `depth' is less or equal to `at', a buffer underrun occurs
> 
> Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
> ---
> I am not sure whether this is possible.

I'm pretty sure this could never happen.  ext4_ext_split is only
called from one place, and only when the leaf node is full.

       	    	       	   	     	      - Ted

      parent reply	other threads:[~2009-08-08  3:32 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-07 18:19 ext4: buffer underrun in ext4_ext_split()? Roel Kluin
2009-08-07 18:50 ` Roel Kluin
2009-08-08  3:32 ` Theodore Tso [this message]

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