From a7faefd4cee4650b356889368c8783a2739af7cc Mon Sep 17 00:00:00 2001
From: Chris Lu <chris.lu@gmail.com>
Date: Mon, 22 May 2017 23:04:43 -0700
Subject: [PATCH] fix compilation error

---
 weed/topology/topology_vacuum.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/weed/topology/topology_vacuum.go b/weed/topology/topology_vacuum.go
index c030cb558..ba7c328c5 100644
--- a/weed/topology/topology_vacuum.go
+++ b/weed/topology/topology_vacuum.go
@@ -88,9 +88,9 @@ func (t *Topology) Vacuum(garbageThreshold string) int {
 				volumeLayout := vl.(*VolumeLayout)
 				for vid, locationlist := range volumeLayout.vid2location {
 
-					vl.accessLock.RLock()
+					volumeLayout.accessLock.RLock()
 					isReadOnly, hasValue := volumeLayout.readonlyVolumes[vid]
-					vl.accessLock.RUnlock()
+					volumeLayout.accessLock.RUnlock()
 
 					if hasValue && isReadOnly {
 						continue