From fad363d9252acf35c53bfbd8c5586ae1afaead7e Mon Sep 17 00:00:00 2001
From: Jeremy Asher <jeremy@highwarp.com>
Date: Tue, 9 Aug 2016 16:55:10 -0700
Subject: [PATCH] ami_name is not required with skip_register_ami

---
 builder/amazon/common/ami_config.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/builder/amazon/common/ami_config.go b/builder/amazon/common/ami_config.go
index 2a32d262518..e34129751dc 100644
--- a/builder/amazon/common/ami_config.go
+++ b/builder/amazon/common/ami_config.go
@@ -25,10 +25,12 @@ type AMIConfig struct {
 
 func (c *AMIConfig) Prepare(ctx *interpolate.Context) []error {
 	var errs []error
-	if c.AMIName == "" {
+	if c.AMIName == "" && !c.AMISkipRegister {
 		errs = append(errs, fmt.Errorf("ami_name must be specified"))
 	}
 
+	// TODO: confirm that bypassed options aren't supplied with skip_register_ami
+
 	if len(c.AMIRegions) > 0 {
 		regionSet := make(map[string]struct{})
 		regions := make([]string, 0, len(c.AMIRegions))