From 41b40b9296c8cfc396d3efe39fb6de9f32a37202 Mon Sep 17 00:00:00 2001
From: Michael Schurter <schmichael@hashicorp.com>
Date: Wed, 17 Oct 2018 17:14:27 -0700
Subject: [PATCH] plugins/drivers: fix panic when copying a nil TaskHandle

---
 plugins/drivers/task_handle.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/plugins/drivers/task_handle.go b/plugins/drivers/task_handle.go
index e71288952..749c10314 100644
--- a/plugins/drivers/task_handle.go
+++ b/plugins/drivers/task_handle.go
@@ -29,6 +29,10 @@ func (h *TaskHandle) GetDriverState(v interface{}) error {
 }
 
 func (h *TaskHandle) Copy() *TaskHandle {
+	if h == nil {
+		return nil
+	}
+
 	handle := new(TaskHandle)
 	*handle = *h
 	handle.Config = h.Config.Copy()