From ebccdda8ab37c296919939b57d845ad07492da29 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Thu, 20 Jun 2013 12:55:11 -0700
Subject: [PATCH] packer/rpc: Wrap errors in BasicError for RPC config errors

---
 packer/rpc/provisioner.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packer/rpc/provisioner.go b/packer/rpc/provisioner.go
index 53fc81776..5236a0033 100644
--- a/packer/rpc/provisioner.go
+++ b/packer/rpc/provisioner.go
@@ -49,6 +49,10 @@ func (p *provisioner) Provision(ui packer.Ui, comm packer.Communicator) {
 
 func (p *ProvisionerServer) Prepare(args *ProvisionerPrepareArgs, reply *error) error {
 	*reply = p.p.Prepare(args.Configs...)
+	if *reply != nil {
+		*reply = NewBasicError(*reply)
+	}
+
 	return nil
 }