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Switch handshake->ecdh_bits to size_t and remove now useless cast & limit checks

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Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
This commit is contained in:
Neil Armstrong
2022-03-25 15:42:20 +01:00
parent 98f6f78a70
commit 91477a7964
4 changed files with 6 additions and 13 deletions
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9
library/ssl_tls12_server.c
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@ -2913,10 +2913,7 @@ static int ssl_get_ecdh_params_from_cert( mbedtls_ssl_context *ssl )
return( MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE );
}
if( ecdh_bits > 0xffff )
return( MBEDTLS_ERR_SSL_ILLEGAL_PARAMETER );
ssl->handshake->ecdh_bits = (uint16_t) ecdh_bits;
ssl->handshake->ecdh_bits = ecdh_bits;
key_attributes = psa_key_attributes_init();
psa_set_key_usage_flags( &key_attributes, PSA_KEY_USAGE_DERIVE );
@ -3186,12 +3183,12 @@ curve_matching_done:
handshake->ecdh_psa_type = mbedtls_psa_parse_tls_ecc_group(
(*curve)->tls_id, &ecdh_bits );
if( handshake->ecdh_psa_type == 0 || ecdh_bits > 0xffff )
if( handshake->ecdh_psa_type == 0 )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "Invalid ecc group parse." ) );
return( MBEDTLS_ERR_SSL_ILLEGAL_PARAMETER );
}
handshake->ecdh_bits = (uint16_t) ecdh_bits;
handshake->ecdh_bits = ecdh_bits;
key_attributes = psa_key_attributes_init();
psa_set_key_usage_flags( &key_attributes, PSA_KEY_USAGE_DERIVE );