Btrfs

Hi Linus,

A couple of small fixes in my for-linus-4.4 branch:

git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git for-linus-4.4

Chris Mason (2) commits (+19/-7):
Btrfs: check for empty bitmap list in setup_cluster_bitmaps (+5/-3)
Btrfs: check prepare_uptodate_page() error code earlier (+14/-4)

Filipe Manana (2) commits (+9/-7):
Btrfs: fix unprotected list move from unused_bgs to deleted_bgs list (+8/-5)
Btrfs: fix transaction handle leak in balance (+1/-2)

Holger Hoffstätte (1) commits (+1/-1):
btrfs: fix misleading warning when space cache failed to load

Total: (5) commits (+29/-15)

 fs/btrfs/extent-tree.c      | 10 +++++++---
 fs/btrfs/file.c             | 18 ++++++++++++++----
 fs/btrfs/free-space-cache.c | 10 ++++++----
 fs/btrfs/transaction.c      |  1 -
 fs/btrfs/transaction.h      |  2 +-
 fs/btrfs/volumes.c          |  3 +--
 6 files changed, 29 insertions(+), 15 deletions(-)