From 5b844d70113c414724e7ada2d57c291087173a84 Mon Sep 17 00:00:00 2001
From: Chris Lu <chris.lu@gmail.com>
Date: Sun, 27 May 2018 11:58:00 -0700
Subject: [PATCH] pass reference of master server

SendHeartbeat passes lock by value: weed_server.MasterServer contains
sync.Mutex
---
 weed/server/master_grpc_server.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/weed/server/master_grpc_server.go b/weed/server/master_grpc_server.go
index 12ef9e927..d9b8f9e09 100644
--- a/weed/server/master_grpc_server.go
+++ b/weed/server/master_grpc_server.go
@@ -11,7 +11,7 @@ import (
 	"google.golang.org/grpc/peer"
 )
 
-func (ms MasterServer) SendHeartbeat(stream master_pb.Seaweed_SendHeartbeatServer) error {
+func (ms *MasterServer) SendHeartbeat(stream master_pb.Seaweed_SendHeartbeatServer) error {
 	var dn *topology.DataNode
 	t := ms.Topo
 	for {