From 93350999843b355ecc9c1a7519fe9f99672999fc Mon Sep 17 00:00:00 2001
From: Wieger Steggerda <wieger@uber.com>
Date: Mon, 1 Feb 2016 18:57:55 +0100
Subject: [PATCH] address feedback

---
 swim/disseminator.go | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/swim/disseminator.go b/swim/disseminator.go
index 5e6ec3c2..79488dda 100644
--- 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) {