From 5ee44f26c99cdb3ceefee9930bd627b707fc61f4 Mon Sep 17 00:00:00 2001
From: vishalnayak <vishalnayakv@gmail.com>
Date: Mon, 11 Jun 2018 11:06:21 -0400
Subject: [PATCH] Remove unnecessary allocation

---
 builtin/credential/approle/path_login.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/builtin/credential/approle/path_login.go b/builtin/credential/approle/path_login.go
index cec371e7a63b..5dc03759852e 100644
--- a/builtin/credential/approle/path_login.go
+++ b/builtin/credential/approle/path_login.go
@@ -83,7 +83,7 @@ func (b *backend) pathLoginUpdate(ctx context.Context, req *logical.Request, dat
 		return logical.ErrorResponse("invalid role ID"), nil
 	}
 
-	metadata := make(map[string]string)
+	var metadata map[string]string
 	if role.BindSecretID {
 		secretID := strings.TrimSpace(data.Get("secret_id").(string))
 		if secretID == "" {