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