linux-ext4 - Re: [PATCH] tune2fs: fix uninitialized variable in remove_journal

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Date:	Fri, 1 Aug 2014 21:32:06 -0400
From:	Theodore Ts'o <tytso@....edu>
To:	Andreas Dilger <adilger@...ger.ca>
Cc:	Ext4 Developers List <linux-ext4@...r.kernel.org>,
	Azat Khuzhin <a3at.mail@...il.com>,
	Eric Sandeen <sandeen@...hat.com>
Subject: Re: [PATCH] tune2fs: fix uninitialized variable in
 remove_journal_device

On Fri, Aug 01, 2014 at 08:38:30AM +0200, Andreas Dilger wrote:
> >    /* Write back the journal superblock */
> > -    if ((retval = io_channel_write_blk64(jfs->io, start,
> > -        -SUPERBLOCK_SIZE, buf))) {
> > +    if ((retval = io_channel_write_blk64(jfs->io,
> > +                ext2fs_journal_sb_start(fs->blocksize),
> > +                -SUPERBLOCK_SIZE, buf))) {
> 
> Better to also remove assignment in conditional check. 

Good point, done.

						- Ted
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