From 1dbe3b823159afa63969592c99254c8be0cc2371 Mon Sep 17 00:00:00 2001
From: Kane Dou <douqilong@gmail.com>
Date: Tue, 17 May 2016 18:02:51 +0800
Subject: [PATCH] fix mongodb input concurrent map read/write

closes #1211
---
 CHANGELOG.md                      | 1 +
 plugins/inputs/mongodb/mongodb.go | 6 +++---
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index e0e2fa32c..9c0e95539 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
 ### Bugfixes
 
 - [#1195](https://github.com/influxdata/telegraf/pull/1195): Docker panic on timeout. Thanks @zstyblik!
+- [#1211](https://github.com/influxdata/telegraf/pull/1211): mongodb input. Fix possible panic. Thanks @kols!
 
 ## v0.13 [2016-05-11]
 
diff --git a/plugins/inputs/mongodb/mongodb.go b/plugins/inputs/mongodb/mongodb.go
index 381814531..f38fa31ef 100644
--- a/plugins/inputs/mongodb/mongodb.go
+++ b/plugins/inputs/mongodb/mongodb.go
@@ -69,10 +69,10 @@ func (m *MongoDB) Gather(acc telegraf.Accumulator) error {
 			}
 		}
 		wg.Add(1)
-		go func() {
+		go func(srv *Server) {
 			defer wg.Done()
-			outerr = m.gatherServer(m.getMongoServer(u), acc)
-		}()
+			outerr = m.gatherServer(srv, acc)
+		}(m.getMongoServer(u))
 	}
 
 	wg.Wait()