From 33fa278f336eb944732dc20936ab09119813b202 Mon Sep 17 00:00:00 2001
From: Matt Corallo <git@bluematt.me>
Date: Sat, 8 Sep 2018 15:53:05 -0400
Subject: [PATCH] Do not allow sending HTLCs when the first hop is disconnected

---
 src/ln/channelmanager.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/ln/channelmanager.rs b/src/ln/channelmanager.rs
index 4bcd35bc5..baf211fdb 100644
--- a/src/ln/channelmanager.rs
+++ b/src/ln/channelmanager.rs
@@ -985,6 +985,9 @@ impl ChannelManager {
 				if chan.get_their_node_id() != route.hops.first().unwrap().pubkey {
 					return Err(HandleError{err: "Node ID mismatch on first hop!", action: None});
 				}
+				if !chan.is_live() {
+					return Err(HandleError{err: "Peer for first hop currently disconnected!", action: None});
+				}
 				chan.send_htlc_and_commit(htlc_msat, payment_hash, htlc_cltv, onion_packet)?
 			};
 
-- 
2.39.5