From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48897) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bmZ8P-0002MP-8u for qemu-devel@nongnu.org; Wed, 21 Sep 2016 00:27:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bmZ8O-0002S9-Di for qemu-devel@nongnu.org; Wed, 21 Sep 2016 00:27:49 -0400 From: Fam Zheng Date: Wed, 21 Sep 2016 12:27:15 +0800 Message-Id: <1474432046-325-3-git-send-email-famz@redhat.com> In-Reply-To: <1474432046-325-1-git-send-email-famz@redhat.com> References: <1474432046-325-1-git-send-email-famz@redhat.com> Subject: [Qemu-devel] [PATCH v9 02/13] uuid: Make null_uuid static List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, qemu-block@nongnu.org, sw@weilnetz.de, jcody@redhat.com, mdroth@linux.vnet.ibm.com, armbru@redhat.com, pbonzini@redhat.com, mreitz@redhat.com, eblake@redhat.com, rth@twiddle.net So that it doesn't have to be zeroed at each call. Suggested-by: Eric Blake Signed-off-by: Fam Zheng Reviewed-by: Jeff Cody --- util/uuid.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/util/uuid.c b/util/uuid.c index 6815904..f0c1eeb 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; } -- 2.7.4