p2p/enr: reduce allocation in Record.encode (#24034)

8fbe0b9b · Evolution404 · GitHub · 721c5723 · 8fbe0b9b
Unverified Commit 8fbe0b9b authored Dec 02, 2021 by Evolution404 Committed by GitHub Dec 02, 2021
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enr.go p2p/enr/enr.go +1 -1

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--- a/p2p/enr/enr.go
+++ b/p2p/enr/enr.go
@@ -304,7 +304,7 @@ func (r *Record) AppendElements(list []interface{}) []interface{} {
 }

 func (r *Record) encode(sig []byte) (raw []byte, err error) {
-	list := make([]interface{}, 1, 2*len(r.pairs)+1)
+	list := make([]interface{}, 1, 2*len(r.pairs)+2)
 	list[0] = sig
 	list = r.AppendElements(list)
 	if raw, err = rlp.EncodeToBytes(list); err != nil {