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pk: fix position for mbedtls_platform_zeroize

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Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
This commit is contained in:
Valerio Setti 2023-04-27 10:05:03 +02:00
parent b4468c45ac
commit 5e7494ea75
1 changed files with 5 additions and 4 deletions
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9
library/pk.c
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@ -646,6 +646,7 @@ int mbedtls_pk_wrap_as_opaque(mbedtls_pk_context *pk,
psa_key_type_t key_type;
size_t bits;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
psa_status_t status;
/* export the private key material in the format PSA wants */
if (mbedtls_pk_get_type(pk) != MBEDTLS_PK_ECKEY) {
@ -668,11 +669,11 @@ int mbedtls_pk_wrap_as_opaque(mbedtls_pk_context *pk,
psa_set_key_algorithm(&attributes, PSA_ALG_ECDSA(hash_alg));
/* import private key into PSA */
if (PSA_SUCCESS != psa_import_key(&attributes, d, d_len, key)) {
return MBEDTLS_ERR_PK_HW_ACCEL_FAILED;
}
status = psa_import_key(&attributes, d, d_len, key);
mbedtls_platform_zeroize(d, sizeof(d));
if (status != PSA_SUCCESS) {
return PSA_PK_TO_MBEDTLS_ERR(status);
}
/* make PK context wrap the key slot */
mbedtls_pk_free(pk);