preallocate map in sameAddrs

libp2p · Apr 19, 2019 · f17a4a8 · f17a4a8
1 parent ebc5d16
commit f17a4a8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/p2p/host/basic/basic_host.go b/p2p/host/basic/basic_host.go
@@ -323,7 +323,7 @@ func sameAddrs(a, b []ma.Multiaddr) bool {
 		return false
 	}
 
-	bmap := make(map[string]struct{})
+	bmap := make(map[string]struct{}, len(b))
 	for _, addr := range b {
 		bmap[string(addr.Bytes())] = struct{}{}
 	}