Hop Increment of HTLC Minimum is now calculated against aggregate. Breaking out if it maxes out on u64 upon checked_add.

Author: abhik-99

lightning/src/routing/router.rs

@@ -946,7 +946,7 @@ pub fn get_route<L: Deref>(our_node_id: &PublicKey, network: &NetworkGraph, paye
 						.map_or(None, |inc| inc.checked_add(aggregate_next_hops_fee_msat));
 					aggregate_next_hops_fee_msat = if let Some(val) = hops_fee { val } else { break; };
 
-					let hop_htlc_minimum_msat_inc = compute_fees(hop_htlc_minimum_msat, hop.fees).unwrap_or(u64::max_value());
+					let hop_htlc_minimum_msat_inc = if let Some(val) = compute_fees(aggregate_next_hops_path_htlc_minimum_msat, hop.fees) { val } else { break; };
 					let hops_path_htlc_minimum = aggregate_next_hops_path_htlc_minimum_msat
 						.checked_add(hop_htlc_minimum_msat_inc);
 					aggregate_next_hops_path_htlc_minimum_msat = if let Some(val) = hops_path_htlc_minimum { cmp::max(hop_htlc_minimum_msat, val) } else { break; };