linux-ext4 - Re: [PATCH 01/10] libext2fs: Fix possible inode count overflow when creating fs

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Message-ID: <20180619032036.GD6931@thunk.org>
Date:   Mon, 18 Jun 2018 23:20:37 -0400
From:   "Theodore Y. Ts'o" <tytso@....edu>
To:     Jan Kara <jack@...e.cz>
Cc:     linux-ext4@...r.kernel.org
Subject: Re: [PATCH 01/10] libext2fs: Fix possible inode count overflow when
 creating fs

On Tue, Jun 12, 2018 at 11:53:19AM +0200, Jan Kara wrote:
> If blocks count is exactly 1<<32, then the code computing number of
> inode count in ext2fs_initialize() will overflow and set number of
> inodes to 0 (which will be later fixed up to EXT2_FIRST_INODE(super)+1).
> Fix the off-by-one bug in the check.
> 
> Reviewed-by: Andreas Dilger <adilger@...ger.ca>
> Signed-off-by: Jan Kara <jack@...e.cz>

Applied, thanks.

					- Ted