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Move to computation stage only on successfull setup

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Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
This commit is contained in:
Przemek Stekiel
2023-02-24 08:39:04 +01:00
parent 083745e097
commit d93de32267
2 changed files with 6 additions and 5 deletions
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8
library/psa_crypto_pake.c
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@ -257,9 +257,11 @@ psa_status_t mbedtls_psa_pake_setup(mbedtls_psa_pake_operation_t *operation,
{ status = PSA_ERROR_NOT_SUPPORTED; }
error:
/* When driver fails with PSA_ERROR_NOT_SUPPORTED the built-in implementation is executed (if available)
and it will reallocate the password leading to the memory leak.
Call abort explicitly to clean up allocated memory for password on failure. */
/* In case of failure of the setup of a multipart operation, the PSA driver interface
* specifies that the core does not call any other driver entry point thus does not
* call mbedtls_psa_pake_abort(). Therefore call it here to do the needed clean
* up like freeing the memory that may have been allocated to store the password.
*/
mbedtls_psa_pake_abort(operation);
return status;
}