From: Jason Wang <jasow...@redhat.com> Date: Tue, 9 Apr 2019 12:10:25 +0800
> We used to accept zero size iova range which will lead a infinite loop > in translate_desc(). Fixing this by failing the request in this case. > > Reported-by: syzbot+d21e6e297322a900c...@syzkaller.appspotmail.com > Fixes: 6b1e6cc7 ("vhost: new device IOTLB API") > Signed-off-by: Jason Wang <jasow...@redhat.com> Applied and queued up for -stable.