[PATCH v2 1/2] crypto: use SM3 instead of SM3_256
Jarkko Sakkinen
jarkko at kernel.org
Sat Oct 23 00:48:17 UTC 2021
On Tue, 2021-10-19 at 18:04 +0800, Tianjia Zhang wrote:
> According to https://tools.ietf.org/id/draft-oscca-cfrg-sm3-01.html,
> SM3 always produces a 256-bit hash value and there are no plans for
> other length development, so there is no ambiguity in the name of sm3.
>
> Suggested-by: James Bottomley <jejb at linux.ibm.com>
> Signed-off-by: Tianjia Zhang <tianjia.zhang at linux.alibaba.com>
> ---
> Documentation/security/keys/trusted-encrypted.rst | 2 +-
> crypto/hash_info.c | 4 ++--
> drivers/char/tpm/tpm2-cmd.c | 2 +-
> include/crypto/hash_info.h | 2 +-
> include/uapi/linux/hash_info.h | 3 ++-
> security/keys/trusted-keys/trusted_tpm2.c | 2 +-
> 6 files changed, 8 insertions(+), 7 deletions(-)
>
> diff --git a/Documentation/security/keys/trusted-encrypted.rst b/Documentation/security/keys/trusted-encrypted.rst
> index 80d5a5af62a1..3292461517f6 100644
> --- a/Documentation/security/keys/trusted-encrypted.rst
> +++ b/Documentation/security/keys/trusted-encrypted.rst
> @@ -162,7 +162,7 @@ Usage::
> default 1 (resealing allowed)
> hash= hash algorithm name as a string. For TPM 1.x the only
> allowed value is sha1. For TPM 2.x the allowed values
> - are sha1, sha256, sha384, sha512 and sm3-256.
> + are sha1, sha256, sha384, sha512 and sm3.
You cannot remove sm3-256 from uapi.
/Jarkko
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