From 0b66da1cd0fb6d83884ac28b0fc0ce66ad5bdd79 Mon Sep 17 00:00:00 2001
From: Ross McFarland <rwmcfa1@gmail.com>
Date: Sat, 26 Sep 2015 12:23:50 -0700
Subject: [PATCH] Avoid nil map assign in aws instance migrateStateV0toV1

---
 builtin/providers/aws/resource_aws_instance_migrate.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/builtin/providers/aws/resource_aws_instance_migrate.go b/builtin/providers/aws/resource_aws_instance_migrate.go
index 5d7075f759..3208e40456 100644
--- a/builtin/providers/aws/resource_aws_instance_migrate.go
+++ b/builtin/providers/aws/resource_aws_instance_migrate.go
@@ -24,7 +24,7 @@ func resourceAwsInstanceMigrateState(
 }
 
 func migrateStateV0toV1(is *terraform.InstanceState) (*terraform.InstanceState, error) {
-	if is.Empty() {
+	if is.Empty() || is.Attributes == nil {
 		log.Println("[DEBUG] Empty InstanceState; nothing to migrate.")
 		return is, nil
 	}