From 3630be75d8eda7811f5783d1dc50f4d8682fdaec Mon Sep 17 00:00:00 2001
From: Fam Zheng <famz@redhat.com>
Date: Wed, 21 Sep 2016 12:27:15 +0800
Subject: [PATCH] uuid: Make null_uuid static

So that it doesn't have to be zeroed at each call.

Suggested-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
Message-Id: <1474432046-325-3-git-send-email-famz@redhat.com>
---
 util/uuid.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/util/uuid.c b/util/uuid.c
index 6815904435..f0c1eeb527 100644
--- a/util/uuid.c
+++ b/util/uuid.c
@@ -40,7 +40,7 @@ void qemu_uuid_generate(QemuUUID *uuid)
 
 int qemu_uuid_is_null(const QemuUUID *uu)
 {
-    QemuUUID null_uuid = { 0 };
+    static QemuUUID null_uuid;
     return memcmp(uu, &null_uuid, sizeof(QemuUUID)) == 0;
 }