[PATCH 4.19 0/4] fscrypt: prevent creating duplicate encrypted filenames

[Eric Biggers <ebiggers@xxxxxxxxxx>]

Backport four commits from v5.11-rc1.  I resolved conflicts in the first
two.

Eric Biggers (4):
  fscrypt: add fscrypt_is_nokey_name()
  ext4: prevent creating duplicate encrypted filenames
  f2fs: prevent creating duplicate encrypted filenames
  ubifs: prevent creating duplicate encrypted filenames

 fs/crypto/hooks.c               | 10 +++++-----
 fs/ext4/namei.c                 |  3 +++
 fs/f2fs/f2fs.h                  |  2 ++
 fs/ubifs/dir.c                  | 17 +++++++++++++----
 include/linux/fscrypt_notsupp.h |  5 +++++
 include/linux/fscrypt_supp.h    | 29 +++++++++++++++++++++++++++++
 6 files changed, 57 insertions(+), 9 deletions(-)

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2.29.2