From 8f75c1c9a5ce6747279a75bbe73e4aa79418d0cd Mon Sep 17 00:00:00 2001
From: Joe Selman <jsselman@google.com>
Date: Wed, 19 Jul 2017 13:19:27 -0700
Subject: [PATCH] Fix bug where range variable is improperly dereferenced
 (#217)

* Fix bug where range variable is improperly dereferenced

* Add comment explaining why a value is copied
---
 google/metadata.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/google/metadata.go b/google/metadata.go
index 7e20e58f..5dc63a67 100644
--- a/google/metadata.go
+++ b/google/metadata.go
@@ -103,7 +103,10 @@ func expandComputeMetadata(m map[string]string) []*compute.MetadataItems {
 
 	idx := 0
 	for key, value := range m {
-		metadata[idx] = &compute.MetadataItems{Key: key, Value: &value}
+		// Make a copy of value as we need a ptr type; if we directly use 'value' then all items will reference the same
+		// memory address
+		vtmp := value
+		metadata[idx] = &compute.MetadataItems{Key: key, Value: &vtmp}
 		idx++
 	}