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btrfs: fix early abort in 'remount'

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Cc: Jeff Mahoney <jeffm@suse.com>
Cc: Chris Mason <chris.mason@oracle.com>
Cc: Josef Bacik <josef@redhat.com>
Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
This commit is contained in:
Sergei Trofimovich 2012-04-16 06:44:37 +03:00 committed by David Sterba
parent 37db63a400
commit 8a3db1849e
1 changed files with 4 additions and 2 deletions
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6
fs/btrfs/super.c
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@ -1152,13 +1152,15 @@ static int btrfs_remount(struct super_block *sb, int *flags, char *data)
if (ret)
goto restore;
} else {
if (fs_info->fs_devices->rw_devices == 0)
if (fs_info->fs_devices->rw_devices == 0) {
ret = -EACCES;
goto restore;
}
if (btrfs_super_log_root(fs_info->super_copy) != 0)
if (btrfs_super_log_root(fs_info->super_copy) != 0) {
ret = -EINVAL;
goto restore;
}
ret = btrfs_cleanup_fs_roots(fs_info);
if (ret)