[GIT PULL] fsverity updates for 6.4

[Eric Biggers]

The following changes since commit 197b6b60ae7bc51dd0814953c562833143b292aa:

  Linux 6.3-rc4 (2023-03-26 14:40:20 -0700)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/fs/fsverity/linux.git tags/fsverity-for-linus

for you to fetch changes up to 04839139213cf60d4c5fc792214a08830e294ff8:

  fsverity: reject FS_IOC_ENABLE_VERITY on mode 3 fds (2023-04-11 19:23:23 -0700)

----------------------------------------------------------------

Several cleanups and fixes for fs/verity/, including a couple minor
fixes to the changes in 6.3 that added support for Merkle tree block
sizes less than the page size.

----------------------------------------------------------------
Eric Biggers (4):
      fs/buffer.c: use b_folio for fsverity work
      fsverity: use WARN_ON_ONCE instead of WARN_ON
      fsverity: explicitly check for buffer overflow in build_merkle_tree()
      fsverity: reject FS_IOC_ENABLE_VERITY on mode 3 fds

Luis Chamberlain (1):
      fs-verity: simplify sysctls with register_sysctl()

 fs/buffer.c              |  9 ++++-----
 fs/verity/enable.c       | 21 +++++++++++++++++++--
 fs/verity/hash_algs.c    |  4 ++--
 fs/verity/open.c         |  2 +-
 fs/verity/signature.c    |  9 +--------
 include/linux/fsverity.h |  6 +++---
 6 files changed, 30 insertions(+), 21 deletions(-)