X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning%2Fsrc%2Fln%2Fchannelmanager.rs;h=d011d6b42c8621314dfd44fe49709bac702b6620;hb=75b111291faf931f4a203e1d75d2c8ed8b6eb7dd;hp=67c7b58e879cac181b31bd9a42e3775aa84d7ed6;hpb=f0b818952bd4da666310bacfad9321a5da995c29;p=rust-lightning

diff --git a/lightning/src/ln/channelmanager.rs b/lightning/src/ln/channelmanager.rs
index 67c7b58e..d011d6b4 100644
--- a/lightning/src/ln/channelmanager.rs
+++ b/lightning/src/ln/channelmanager.rs
@@ -3794,7 +3794,8 @@ impl<Signer: Sign, M: Deref, T: Deref, K: Deref, F: Deref, L: Deref> ChannelMana
 		if let Ok(upd) = self.get_channel_update_for_onion(scid, chan) {
 			let mut enc = VecWriter(Vec::with_capacity(upd.serialized_length() + 6));
 			if desired_err_code == 0x1000 | 20 {
-				// TODO: underspecified, follow https://github.com/lightning/bolts/issues/791
+				// No flags for `disabled_flags` are currently defined so they're always two zero bytes.
+				// See https://github.com/lightning/bolts/blob/341ec84/04-onion-routing.md?plain=1#L1008
 				0u16.write(&mut enc).expect("Writes cannot fail");
 			}
 			(upd.serialized_length() as u16 + 2).write(&mut enc).expect("Writes cannot fail");