Re: [PATCH v3 3/3] ima: Add digest and digest_len params to the functions to measure a buffer

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On Mon, Jul 5, 2021 at 5:09 AM Roberto Sassu <roberto.sassu@xxxxxxxxxx> wrote:
>
> This patch adds the 'digest' and 'digest_len' parameters to
> ima_measure_critical_data() and process_buffer_measurement(), so that
> callers can get the digest of the passed buffer.
>
> These functions calculate the digest even if there is no suitable rule in
> the IMA policy and, in this case, they simply return 1 before generating a
> new measurement entry.
>
> Signed-off-by: Roberto Sassu <roberto.sassu@xxxxxxxxxx>
> ---
>  include/linux/ima.h                          |  5 +--
>  security/integrity/ima/ima.h                 |  2 +-
>  security/integrity/ima/ima_appraise.c        |  2 +-
>  security/integrity/ima/ima_asymmetric_keys.c |  2 +-
>  security/integrity/ima/ima_init.c            |  3 +-
>  security/integrity/ima/ima_main.c            | 36 ++++++++++++++------
>  security/integrity/ima/ima_queue_keys.c      |  2 +-
>  security/selinux/ima.c                       |  6 ++--
>  8 files changed, 39 insertions(+), 19 deletions(-)

The SELinux changes are trivial and fall into that
cross-subsystem-ACK-not-really-necessary category, but why not :)

For the SELinux bits:
Acked-by: Paul Moore <paul@xxxxxxxxxxxxxx>

-- 
paul moore
www.paul-moore.com



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