address feedback

uber · Feb 1, 2016 · 78959a1 · 78959a1
1 parent 6230370
commit 78959a1
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/swim/disseminator.go b/swim/disseminator.go
@@ -92,10 +92,10 @@ func (d *disseminator) AdjustMaxPropagations() {
 
 // HasChanges reports whether disseminator has changes to disseminate.
 func (d *disseminator) HasChanges() bool {
-	d.Lock()
-	r := len(d.changes) > 0
-	d.Unlock()
-	return r
+	d.RLock()
+	result := len(d.changes) > 0
+	d.RUnlock()
+	return result
 }
 
 func (d *disseminator) FullSync() (changes []Change) {