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Add proper capacity calculation for EC J-PAKE to PMS KDF

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Signed-off-by: Andrzej Kurek <andrzej.kurek@arm.com>
This commit is contained in:
Andrzej Kurek 2022-09-16 07:13:00 -04:00
parent d37850404a
commit b093650033
1 changed files with 2 additions and 1 deletions
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3
library/psa_crypto.c
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@ -5175,7 +5175,8 @@ static psa_status_t psa_key_derivation_setup_kdf(
return( PSA_ERROR_NOT_SUPPORTED );
}
#if defined(MBEDTLS_PSA_BUILTIN_ALG_HKDF_EXTRACT)
if( PSA_ALG_IS_HKDF_EXTRACT( kdf_alg ) )
if( PSA_ALG_IS_HKDF_EXTRACT( kdf_alg ) ||
PSA_ALG_IS_TLS12_ECJPAKE_TO_PMS ( kdf_alg ))
operation->capacity = hash_size;
else
#endif /* MBEDTLS_PSA_BUILTIN_ALG_HKDF_EXTRACT */