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Initialize output buffer length to 0

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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
This commit is contained in:
gabor-mezei-arm 2021-06-25 15:21:11 +02:00
parent e81a0cf0b9
commit 52ae871b27
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GPG Key ID: 106F5A41ECC305BD
1 changed files with 4 additions and 0 deletions
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library/psa_crypto.c
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@ -3493,6 +3493,8 @@ psa_status_t psa_cipher_encrypt( mbedtls_svc_key_id_t key,
psa_key_type_t key_type; psa_key_type_t key_type;
size_t iv_length; size_t iv_length;
*output_length = 0;
if( ! PSA_ALG_IS_CIPHER( alg ) ) if( ! PSA_ALG_IS_CIPHER( alg ) )
return( PSA_ERROR_INVALID_ARGUMENT ); return( PSA_ERROR_INVALID_ARGUMENT );
@ -3545,6 +3547,8 @@ psa_status_t psa_cipher_decrypt( mbedtls_svc_key_id_t key,
psa_status_t unlock_status = PSA_ERROR_CORRUPTION_DETECTED; psa_status_t unlock_status = PSA_ERROR_CORRUPTION_DETECTED;
psa_key_slot_t *slot; psa_key_slot_t *slot;
*output_length = 0;
if( ! PSA_ALG_IS_CIPHER( alg ) ) if( ! PSA_ALG_IS_CIPHER( alg ) )
return( PSA_ERROR_INVALID_ARGUMENT ); return( PSA_ERROR_INVALID_ARGUMENT );