Remove outdated note about multiple calls to cipher update for
associated data.
@@ -732,8 +732,6 @@ int mbedtls_cipher_reset( mbedtls_cipher_context_t *ctx );
/**
* \brief This function adds additional data for AEAD ciphers.
* Currently supported with GCM and ChaCha20+Poly1305.
- * This must be called exactly once, after
- * mbedtls_cipher_reset().
*
* \param ctx The generic cipher context. This must be initialized.
* \param ad The additional data to use. This must be a readable
