protocols/gossipsub: Fix duplicate connection id (#2702)

protocols/gossipsub/CHANGELOG.md

@@ -1,3 +1,9 @@
+# 0.38.1
+
+- Fix duplicate connection id. See [PR 2702].
+
+[PR 2702]: https://github.com/libp2p/rust-libp2p/pull/2702
+
 # 0.38.0
 
 - Update to `libp2p-core` `v0.33.0`.

protocols/gossipsub/Cargo.toml

@@ -3,7 +3,7 @@ name = "libp2p-gossipsub"
 edition = "2021"
 rust-version = "1.56.1"
 description = "Gossipsub protocol for libp2p"
-version = "0.38.0"
+version = "0.38.1"
 authors = ["Age Manning <Age@AgeManning.com>"]
 license = "MIT"
 repository = "https://github.com/libp2p/rust-libp2p"

protocols/gossipsub/src/behaviour.rs

@@ -3104,7 +3104,7 @@ where
             .entry(*peer_id)
             .or_insert(PeerConnections {
                 kind: PeerKind::Floodsub,
-                connections: vec![*connection_id],
+                connections: vec![],
             })
             .connections
             .push(*connection_id);