if let Some(capacity_sats) = channel.capacity_sats {
// It's possible channel capacity is available now, although it wasn't available at announcement (so the field is None).
// Don't query UTXO set here to reduce DoS risks.
if let Some(capacity_sats) = channel.capacity_sats {
// It's possible channel capacity is available now, although it wasn't available at announcement (so the field is None).
// Don't query UTXO set here to reduce DoS risks.
- if htlc_maximum_msat > capacity_sats * 1000 {
- return Err(LightningError{err: "htlc_maximum_msat is larger than channel capacity".to_owned(), action: ErrorAction::IgnoreError});
+ if capacity_sats > MAX_VALUE_MSAT / 1000 || htlc_maximum_msat > capacity_sats * 1000 {
+ return Err(LightningError{err: "htlc_maximum_msat is larger than channel capacity or capacity is bogus".to_owned(), action: ErrorAction::IgnoreError});