[PATCH 0/2] Deal with incorrect checksums

[Gabriel de Perthuis <g2p.code@gmail.com>]

This is to avoid exposing backend devices that are supposed
to be used through a stacked device.

Good magic / bad csum superblocks are still exposed to wipefs.

Prompted by the bcache patch.

Can be pulled from https://github.com/g2p/util-linux/commits

Gabriel de Perthuis (2):
  libblkid: Abort after an incorrect checksum
  wipefs: Also wipe superblocks with bad checksums

 libblkid/src/blkid.h.in                 | 1 +
 libblkid/src/blkidP.h                   | 6 ++++++
 libblkid/src/probe.c                    | 7 +++++++
 libblkid/src/superblocks/lvm.c          | 9 ++++++---
 libblkid/src/superblocks/nilfs.c        | 3 +--
 libblkid/src/superblocks/silicon_raid.c | 7 ++++---
 libblkid/src/superblocks/superblocks.c  | 9 +++++++++
 libblkid/src/superblocks/via_raid.c     | 4 ++--
 misc-utils/wipefs.c                     | 3 ++-
 9 files changed, 38 insertions(+), 11 deletions(-)

-- 
1.8.4.25.g05e4ae6