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SubjectRe: [PATCH] fix error handling in ext3_create_journal
On Mon, 2 Jul 2007 00:11:11 +0200
Borislav Petkov <bbpetkov@yahoo.de> wrote:

>
> ---
> From: Borislav Petkov <bbpetkov@yahoo.de>
>
> Fix error handling in ext3_create_journal according to kernel conventions.
>
> Signed-off-by: Borislav Petkov <bbpetkov@yahoo.de>
> --
>
> Index: linux-2.6.22-rc6/fs/ext3/super.c
> ===================================================================
> --- linux-2.6.22-rc6/fs/ext3/super.c.orig 2007-07-01 21:12:51.000000000 +0200
> +++ linux-2.6.22-rc6/fs/ext3/super.c 2007-07-01 21:14:32.000000000 +0200
> @@ -2075,6 +2075,7 @@
> unsigned int journal_inum)
> {
> journal_t *journal;
> + int err;
>
> if (sb->s_flags & MS_RDONLY) {
> printk(KERN_ERR "EXT3-fs: readonly filesystem when trying to "
> @@ -2082,13 +2083,15 @@
> return -EROFS;
> }
>
> - if (!(journal = ext3_get_journal(sb, journal_inum)))
> + journal = ext3_get_journal(sb, journal_inum);
> + if (!journal)
> return -EINVAL;
>
> printk(KERN_INFO "EXT3-fs: creating new journal on inode %u\n",
> journal_inum);
>
> - if (journal_create(journal)) {
> + err = journal_create(journal);
> + if (err) {
> printk(KERN_ERR "EXT3-fs: error creating journal.\n");
> journal_destroy(journal);
> return -EIO;

Please prepare the equivalent patch for ext4. Without that, it'd probably
be better to avoid applying the ext3 patch: there are advantages to keeping
the two in sync where possible.

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