Minor comments added, review

Author: optout21

lightning/src/ln/channel.rs

@@ -2315,6 +2315,7 @@ impl<SP: Deref> PendingV2Channel<SP> where SP::Target: SignerProvider {
 			let change_output_weight = get_output_weight(&change_output.script_pubkey).to_wu();
 			let change_output_fee = fee_for_weight(self.dual_funding_context.funding_feerate_sat_per_1000_weight, change_output_weight);
 			change_output.value = Amount::from_sat(change_value.saturating_sub(change_output_fee));
+			// Note: dust check not done here, should be handled before
 			funding_outputs.push(OutputOwned::Single(change_output));
 		}
 

lightning/src/ln/interactivetxs.rs

@@ -1695,6 +1695,7 @@ pub(super) fn calculate_change_output_value(
 	let total_input_satoshis: u64 =
 		funding_inputs_prev_outputs.iter().map(|out| out.value.to_sat()).sum();
 
+	// Note: in case of additional outputs, they will have to be subtracted here
 	let remaining_value =
 		total_input_satoshis.saturating_sub(our_contribution).saturating_sub(fees_sats);