[Skiboot] [git pull] skiboot v6.7.3

[Vasant Hegde]

The following changes since commit bcb817ddd668fe93186453e9b74ec796fac8ed4d:

   skiboot v6.7.2 release notes (2021-06-30 14:51:38 +0530)

are available in the Git repository at:

   https://github.com/hegdevasant/skiboot.git tags/v6.7.3

for you to fetch changes up to bfc543f8c1a77a7b0a4587660262bde4b7cfb8c1:

   skiboot v6.7.3 release notes (2021-07-22 11:58:48 +0530)

----------------------------------------------------------------
v6.7.3

----------------------------------------------------------------
Daniel Axtens (4):
       secvar/backend: Don't overread data in auth descriptor
       secvar/backend: fix an integer underflow bug
       secvar/backend: fix a memory leak in get_pkcs7
       pkcs7: pkcs7_get_content_info_type should reset *p on error

Nick Child (4):
       secvar: ensure ESL buf size is at least what ESL header expects
       secvar: Make `validate_esl_list` iterate through esl chain
       secvar: return error if validate_esl has extra data
       secvar: return error if verify_signature runs out of ESLs

Vasant Hegde (1):
       skiboot v6.7.3 release notes

  doc/release-notes/skiboot-6.7.3.rst          |  29 +++++++++
  libstb/crypto/pkcs7/pkcs7.c                  |   4 +-
  libstb/secvar/backend/edk2-compat-process.c  |  30 ++++++---
  libstb/secvar/test/Makefile.check            |   5 +-
  libstb/secvar/test/data/KEKeslcorrupt.h      | 161 
+++++++++++++++++++++++++++++++++++++++++++++++
  libstb/secvar/test/data/KEKpkcs7corrupt.h    | 161 
+++++++++++++++++++++++++++++++++++++++++++++++
  libstb/secvar/test/data/multipletrimmedKEK.h | 225 
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  libstb/secvar/test/data/trimmedKEK.h         | 161 
+++++++++++++++++++++++++++++++++++++++++++++++
  libstb/secvar/test/secvar-test-edk2-compat.c | 124 
++++++++++++++++++++++++++++++++++++
  libstb/secvar/test/secvar-test-pkcs7.c       |  32 ++++++++++
  10 files changed, 923 insertions(+), 9 deletions(-)
  create mode 100644 doc/release-notes/skiboot-6.7.3.rst
  create mode 100644 libstb/secvar/test/data/KEKeslcorrupt.h
  create mode 100644 libstb/secvar/test/data/KEKpkcs7corrupt.h
  create mode 100644 libstb/secvar/test/data/multipletrimmedKEK.h
  create mode 100644 libstb/secvar/test/data/trimmedKEK.h
  create mode 100644 libstb/secvar/test/secvar-test-pkcs7.c