[Qemu-block] [PATCH 0/2] block: make .bdrv_close optional

[Vladimir Sementsov-Ogievskiy]

Several block drivers have to define empty .bdrv_close handler. Let's
instead make it optional.

Vladimir Sementsov-Ogievskiy (2):
  block: make .bdrv_close optional
  block: drop empty .bdrv_close handlers

 block.c              | 4 +++-
 block/blkreplay.c    | 5 -----
 block/commit.c       | 5 -----
 block/copy-on-read.c | 6 ------
 block/mirror.c       | 5 -----
 block/null.c         | 6 ------
 block/raw-format.c   | 5 -----
 block/snapshot.c     | 4 +++-
 8 files changed, 6 insertions(+), 34 deletions(-)

-- 
2.11.1