-f subtract outbound value from holder balance

Author: Antoine Riard

lightning/src/ln/channel.rs

@@ -2957,7 +2957,7 @@ impl<Signer: Sign> Channel<Signer> {
 		let inbound_stats = self.get_inbound_pending_htlc_stats(Some(feerate_per_kw));
 		let outbound_stats = self.get_outbound_pending_htlc_stats(Some(feerate_per_kw));
 		let total_fee = feerate_per_kw as u64 * (COMMITMENT_TX_BASE_WEIGHT + (inbound_stats.pending_htlcs as u64 + outbound_stats.pending_htlcs as u64) * COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000;
-		if self.value_to_self_msat / 1000 - total_fee < self.counterparty_selected_channel_reserve_satoshis.unwrap() {
+		if self.value_to_self_msat / 1000 - total_fee - outbound_stats.pending_htlcs_value_msat < self.counterparty_selected_channel_reserve_satoshis.unwrap() {
 			log_debug!(logger, "Cannot afford to send new feerate at {}", feerate_per_kw);
 			return None;
 		}