sphinx: don't zero the realm value

The realm value is provided by the calling code (which will zero it where needed).
ElementsProject · Jul 17, 2018 · 9d72d63 · 9d72d63
1 parent aa216e4
commit 9d72d63
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Showing 2 changed files with 2 additions and 4 deletions.
diff --git a/common/sphinx.c b/common/sphinx.c
@@ -362,7 +362,6 @@ struct onionpacket *create_onionpacket(
 
 	for (i = num_hops - 1; i >= 0; i--) {
 		memcpy(hops_data[i].hmac, nexthmac, SECURITY_PARAMETER);
-		hops_data[i].realm = 0;
 		generate_key_set(params[i].secret, &keys);
 		generate_cipher_stream(stream, keys.rho, ROUTING_INFO_SIZE);
 

diff --git a/common/sphinx.h b/common/sphinx.h
@@ -81,9 +81,8 @@ struct route_step {
  *
  * @ctx: tal context to allocate from
  * @path: public keys of nodes along the path.
- * @hoppayloads: payloads destined for individual hosts (limited to
- *    HOP_PAYLOAD_SIZE bytes)
- * @num_hops: path length in nodes
+ * @hops_data: data destined for individual hosts.
+ *    hops_data[..].hmac will be filled in by this function.
  * @sessionkey: 32 byte random session key to derive secrets from
  * @assocdata: associated data to commit to in HMACs
  * @assocdatalen: length of the assocdata