From 0efa2d24e43aa952ff1fea74d91092e7130f1b57 Mon Sep 17 00:00:00 2001
From: Michael Schurter <schmichael@hashicorp.com>
Date: Mon, 26 Nov 2018 12:52:31 -0800
Subject: [PATCH] client: reuse group instead of diy'ing it

---
 client/client.go | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/client/client.go b/client/client.go
index 59db7b6e0..6657b6e8d 100644
--- a/client/client.go
+++ b/client/client.go
@@ -575,15 +575,11 @@ func (c *Client) Shutdown() error {
 		}
 	} else {
 		// In normal mode call shutdown
-		wg := sync.WaitGroup{}
+		arGroup := group{}
 		for _, ar := range c.getAllocRunners() {
-			wg.Add(1)
-			go func(ar AllocRunner) {
-				ar.Shutdown()
-				wg.Done()
-			}(ar)
+			arGroup.Go(ar.Shutdown)
 		}
-		wg.Wait()
+		arGroup.Wait()
 	}
 
 	c.shutdown = true