linux-kernel - Re: [PATCH] btrfs: prevent heap corruption in btrfs_ioctl_space

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Message-ID: <1297269924.11434.26.camel@Dan>
Date:	Wed, 09 Feb 2011 11:45:24 -0500
From:	Dan Rosenberg <drosenberg@...curity.com>
To:	Josef Bacik <josef@...hat.com>
Cc:	chris.mason@...cle.com, security@...nel.org,
	linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org,
	stable@...nel.org
Subject: Re: [PATCH] btrfs: prevent heap corruption in
 btrfs_ioctl_space_info()


> 
> Argh sorry I take it back, this is wrong, we can have multiple raid types per
> space info, so you need to put the slot_count-- in the inner loop farther down
> to count the actual slots we're adding.  Thanks,
> 

Good catch, thanks.

Reviewed-by: Dan Rosenberg <drosenberg@...curity.com>

-Dan

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