diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2011-11-17 01:56:28 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-01-08 19:34:41 -0500 |
| commit | 59553edf110e5576d91be9dd5bd53d110e0d0290 (patch) | |
| tree | 80db6c318f2cd766422ce1024dbb044364ede957 /fs/btrfs/super.c | |
| parent | d22ca7de770e2a683eac000ba4db5a95e2f4c969 (diff) | |
btrfs: consolidate failure exits in btrfs_mount() a bit
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/btrfs/super.c')
| -rw-r--r-- | fs/btrfs/super.c | 21 |
1 files changed, 5 insertions, 16 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index f628a6a79ca6..15c8ae571e40 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -630,6 +630,7 @@ static int btrfs_fill_super(struct super_block *sb, save_mount_options(sb, data); cleancache_init_fs(sb); + sb->s_flags |= MS_ACTIVE; return 0; fail_close: @@ -929,14 +930,10 @@ static struct dentry *btrfs_mount(struct file_system_type *fs_type, int flags, } if (s->s_root) { - if ((flags ^ s->s_flags) & MS_RDONLY) { - deactivate_locked_super(s); - error = -EBUSY; - goto error_close_devices; - } - btrfs_close_devices(fs_devices); free_fs_info(fs_info); + if ((flags ^ s->s_flags) & MS_RDONLY) + error = -EBUSY; } else { char b[BDEVNAME_SIZE]; @@ -945,19 +942,11 @@ static struct dentry *btrfs_mount(struct file_system_type *fs_type, int flags, btrfs_sb(s)->fs_info->bdev_holder = fs_type; error = btrfs_fill_super(s, fs_devices, data, flags & MS_SILENT ? 1 : 0); - if (error) { - deactivate_locked_super(s); - return ERR_PTR(error); - } - - s->s_flags |= MS_ACTIVE; } - root = get_default_root(s, subvol_objectid); - if (IS_ERR(root)) { + root = !error ? get_default_root(s, subvol_objectid) : ERR_PTR(error); + if (IS_ERR(root)) deactivate_locked_super(s); - return root; - } return root; |