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Add missing calls to psa_hash_abort in hash functions

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itayzafrir 2018-08-02 13:14:17 +03:00 committed by Jaeden Amero
parent 33b9ff6d2d
commit 40835d4e56
1 changed files with 9 additions and 3 deletions
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12
library/psa_crypto.c
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@ -1110,6 +1110,7 @@ psa_status_t psa_hash_finish( psa_hash_operation_t *operation,
size_t hash_size,
size_t *hash_length )
{
psa_status_t status;
int ret;
size_t actual_hash_length = PSA_HASH_SIZE( operation->alg );
@ -1123,7 +1124,10 @@ psa_status_t psa_hash_finish( psa_hash_operation_t *operation,
memset( hash, '!', hash_size );
if( hash_size < actual_hash_length )
return( PSA_ERROR_BUFFER_TOO_SMALL );
{
status = PSA_ERROR_BUFFER_TOO_SMALL;
goto exit;
}
switch( operation->alg )
{
@ -1168,8 +1172,10 @@ psa_status_t psa_hash_finish( psa_hash_operation_t *operation,
ret = MBEDTLS_ERR_MD_BAD_INPUT_DATA;
break;
}
status = mbedtls_to_psa_error( ret );
if( ret == 0 )
exit:
if( status == PSA_SUCCESS )
{
*hash_length = actual_hash_length;
return( psa_hash_abort( operation ) );
@ -1177,7 +1183,7 @@ psa_status_t psa_hash_finish( psa_hash_operation_t *operation,
else
{
psa_hash_abort( operation );
return( mbedtls_to_psa_error( ret ) );
return( status );
}
}