diff options
author | Josef Bacik <josef@toxicpanda.com> | 2019-12-06 09:37:15 -0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-31 12:37:56 +0100 |
commit | a93dd1c4626d1f61b0de64e1feaa385aa48fc1e9 (patch) | |
tree | bfa1f74997bb536745d1480e37b74d9ae132928a | |
parent | f8f86208bfbe7b556d108e3dae05e315cfcc34f4 (diff) |
btrfs: abort transaction after failed inode updates in create_subvol
[ Upstream commit c7e54b5102bf3614cadb9ca32d7be73bad6cecf0 ]
We can just abort the transaction here, and in fact do that for every
other failure in this function except these two cases.
CC: stable@vger.kernel.org # 4.4+
Reviewed-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r-- | fs/btrfs/ioctl.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index dd3b4820ac30..e82b4f3f490c 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -580,12 +580,18 @@ static noinline int create_subvol(struct inode *dir, btrfs_i_size_write(BTRFS_I(dir), dir->i_size + namelen * 2); ret = btrfs_update_inode(trans, root, dir); - BUG_ON(ret); + if (ret) { + btrfs_abort_transaction(trans, ret); + goto fail; + } ret = btrfs_add_root_ref(trans, fs_info, objectid, root->root_key.objectid, btrfs_ino(BTRFS_I(dir)), index, name, namelen); - BUG_ON(ret); + if (ret) { + btrfs_abort_transaction(trans, ret); + goto fail; + } ret = btrfs_uuid_tree_add(trans, fs_info, root_item->uuid, BTRFS_UUID_KEY_SUBVOL, objectid); |