f cleaner check

Author: TheBlueMatt

lightning/src/ln/peer_handler.rs

@@ -1156,12 +1156,10 @@ impl<Descriptor: SocketDescriptor, CM: Deref, RM: Deref, OM: Deref, L: Deref, CM
 									hash_map::Entry::Occupied(e) => {
 										log_trace!(self.logger, "Got second connection with {}, closing", log_pubkey!(peer.their_node_id.unwrap().0));
 										peer.their_node_id = None; // Unset so that we don't generate a peer_disconnected event
-										#[cfg(debug_assertions)] {
-											// Check that the peers map is consistent with the
-											// node_id_to_descriptor map, as this has been broken
-											// before.
-											peers.get(e.get()).unwrap();
-										}
+										// Check that the peers map is consistent with the
+										// node_id_to_descriptor map, as this has been broken
+										// before.
+										debug_assert!(peers.get(e.get()).is_some());
 										return Err(PeerHandleError { })
 									},
 									hash_map::Entry::Vacant(entry) => {