From 817979c56d5e54e745dda34fe43b4ae6583c844e Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Sat, 8 Oct 2016 18:04:04 +0800
Subject: [PATCH] terraform: ResourceProvider.ValidateResource (shadow) config
 deep copy

---
 terraform/shadow_resource_provider.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/terraform/shadow_resource_provider.go b/terraform/shadow_resource_provider.go
index 862c77515..4535660e3 100644
--- a/terraform/shadow_resource_provider.go
+++ b/terraform/shadow_resource_provider.go
@@ -110,6 +110,7 @@ func (p *shadowResourceProviderReal) Configure(c *ResourceConfig) error {
 func (p *shadowResourceProviderReal) ValidateResource(
 	t string, c *ResourceConfig) ([]string, []error) {
 	key := t
+	configCopy := c.DeepCopy()
 
 	// Real operation
 	warns, errs := p.ResourceProvider.ValidateResource(t, c)
@@ -134,7 +135,7 @@ func (p *shadowResourceProviderReal) ValidateResource(
 	defer wrapper.Unlock()
 
 	wrapper.Calls = append(wrapper.Calls, &shadowResourceProviderValidateResource{
-		Config: c,
+		Config: configCopy,
 		Warns:  warns,
 		Errors: errs,
 	})