IFF_NO_QUEUE is checked twice. This cause a situation
that HAVE_IFF_NO_QUEUE is defined no matter whether
the flag IFF_NO_QUEUE is defined in kernel or not.
Signed-off-by: Kaige Fu <fukaige@huawei.com> Signed-off-by: Ben Pfaff <blp@ovn.org> Reviewed-by: Greg Rose <gvrose8192@gmail.com>