f: Move threshold check inside filter verification check

Author: arik-so

lightning/src/ln/peer_handler.rs

@@ -1725,22 +1725,22 @@ impl<Descriptor: SocketDescriptor, CM: Deref, RM: Deref, OM: Deref, L: Deref, CM
 			// When supporting gossip messages, start initial gossip sync only after we receive
 			// a GossipTimestampFilter
 
-			#[allow(unused_mut, unused_assignments)]
-			let mut full_sync_threshold = 0;
-			#[cfg(feature = "std")]
-			{
-				// if the timestamp range starts more than an hour ago, do a fully sync
-				// otherwise, start at the current time
-				use std::time::{SystemTime, UNIX_EPOCH};
-				full_sync_threshold = SystemTime::now().duration_since(UNIX_EPOCH).expect("Time must be > 1970").as_secs() - 3600;
-			}
-
 			if peer_lock.their_features.as_ref().unwrap().supports_gossip_queries() &&
-				!peer_lock.sent_gossip_timestamp_filter &&
-				(msg.first_timestamp as u64) <= full_sync_threshold
-			{
+				!peer_lock.sent_gossip_timestamp_filter {
 				peer_lock.sent_gossip_timestamp_filter = true;
-				peer_lock.sync_status = InitSyncTracker::ChannelsSyncing(0);
+
+				#[allow(unused_mut, unused_assignments)]
+				let mut full_sync_threshold = 0;
+				#[cfg(feature = "std")]
+				{
+					// if the timestamp range starts more than an hour ago, do a full sync
+					// otherwise, start at the current time
+					use std::time::{SystemTime, UNIX_EPOCH};
+					full_sync_threshold = SystemTime::now().duration_since(UNIX_EPOCH).expect("Time must be > 1970").as_secs() - 3600;
+				}
+				if (msg.first_timestamp as u64) <= full_sync_threshold {
+					peer_lock.sync_status = InitSyncTracker::ChannelsSyncing(0);
+				}
 			}
 			return Ok(None);
 		}