Initialize empty set of meta records in list method

Dieterbe · replay · web-flow · commit 38b0de17ae91 · 2019-05-07T14:46:34.000-04:00
Co-Authored-By: replay &lt;mauro.stettler@gmail.com&gt;
diff --git a/idx/memory/memory.go b/idx/memory/memory.go
@@ -433,7 +433,7 @@ func (m *UnpartitionedMemoryIdx) MetaTagRecordUpsert(orgId uint32, rawRecord idx
 
 func (m *UnpartitionedMemoryIdx) MetaTagRecordList(orgId uint32) []idx.MetaTagRecord {
 	builder := strings.Builder{}
-	res := make([]idx.MetaTagRecord, 0, len(m.metaTagRecords))
+	var res []idx.MetaTagRecord
 
 	m.RLock()
 	defer m.RUnlock()
