return -1;
if (test_vec->ciphertext.length < opts->max_buffer_size)
return -1;
- if (test_vec->cipher_iv.data == NULL)
+ /* Cipher IV is only required for some algorithms */
+ if (opts->cipher_iv_sz &&
+ test_vec->cipher_iv.data == NULL)
return -1;
if (test_vec->cipher_iv.length != opts->cipher_iv_sz)
return -1;