[Qemu-devel] [PATCH V2 0/2] qcow2: try cancel the modification on fail in snapshot creation

[Wenchao Xia]

V2:
  1/2: all fail case will goto fail section.
  2/2: add the goto code.

Wenchao Xia (2):
  1 qcow2: free allocated cluster on fail in qcow2_write_snapshots()
  2 qcow2: cancel the modification on fail in qcow2_snapshot_create()

 block/qcow2-snapshot.c |   27 ++++++++++++++++++++-------
 1 files changed, 20 insertions(+), 7 deletions(-)