Add a return value to crypter_t.encrypt

src/libcharon/plugins/eap_mschapv2/eap_mschapv2.c

@@ -337,9 +337,15 @@ static status_t ChallengeResponse(chunk_t challenge_hash, chunk_t password_hash,
 	for (i = 0; i < 3; i++)
 	{
 		chunk_t expanded, encrypted;
+
 		expanded = ExpandDESKey(keys[i]);
 		crypter->set_key(crypter, expanded);
-		crypter->encrypt(crypter, challenge_hash, chunk_empty, &encrypted);
+		if (!crypter->encrypt(crypter, challenge_hash, chunk_empty, &encrypted))
+		{
+			chunk_clear(&expanded);
+			crypter->destroy(crypter);
+			return FAILED;
+		}
 		memcpy(&response->ptr[i * 8], encrypted.ptr, encrypted.len);
 		chunk_clear(&encrypted);
 		chunk_clear(&expanded);

src/libcharon/sa/ikev1/keymat_v1.c

@@ -167,8 +167,7 @@ METHOD(aead_t, encrypt, bool,
 	private_aead_t *this, chunk_t plain, chunk_t assoc, chunk_t iv,
 	chunk_t *encrypted)
 {
-	this->crypter->encrypt(this->crypter, plain, iv, encrypted);
-	return TRUE;
+	return this->crypter->encrypt(this->crypter, plain, iv, encrypted);
 }
 
 METHOD(aead_t, decrypt, bool,