From 22ac0498ca4836dc8fc788e57a2a031e3a87f9cb Mon Sep 17 00:00:00 2001
From: Preetha Appan <preetha@hashicorp.com>
Date: Mon, 26 Nov 2018 15:53:15 -0600
Subject: [PATCH] Fix nil dereference in copy method

---
 plugins/drivers/driver.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/plugins/drivers/driver.go b/plugins/drivers/driver.go
index 63e7a76e8..a8dbcd20b 100644
--- a/plugins/drivers/driver.go
+++ b/plugins/drivers/driver.go
@@ -250,6 +250,9 @@ func (r *ExitResult) Successful() bool {
 }
 
 func (r *ExitResult) Copy() *ExitResult {
+	if r == nil {
+		return nil
+	}
 	res := new(ExitResult)
 	*res = *r
 	return res