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Use PSA_BITS_TO_BYTES instead of open-coded calculation in PSA version of ssl_get_ecdh_params_from_cert()

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Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
This commit is contained in:
Neil Armstrong 2022-03-18 14:44:37 +01:00
parent 1f4b39621b
commit 062de7dd79
1 changed files with 1 additions and 1 deletions
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2
library/ssl_tls12_server.c
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@ -2897,7 +2897,7 @@ static int ssl_get_ecdh_params_from_cert( mbedtls_ssl_context *ssl )
PSA_KEY_TYPE_ECC_KEY_PAIR( ssl->handshake->ecdh_psa_type ) );
psa_set_key_bits( &key_attributes, ssl->handshake->ecdh_bits );
key_len = ( key->grp.pbits + 7 ) / 8;
key_len = PSA_BITS_TO_BYTES( key->grp.pbits );
ret = mbedtls_ecp_write_key( key, buf, key_len );
if( ret != 0 )
goto cleanup;