Re: [Qemu-block] [PATCH v8 02/12] uuid: Make null_uuid static

[Jeff Cody]

On Sun, Sep 18, 2016 at 12:25:22PM +0800, Fam Zheng wrote:
> So that it doesn't have to be zeroed at each call.
> 
> Suggested-by: Eric Blake <ebl...@redhat.com>
> Signed-off-by: Fam Zheng <f...@redhat.com>
> ---
>  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
> 
Reviewed-by: Jeff Cody <jc...@redhat.com>