From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael S. Tsirkin" Subject: Re: [PATCH v3 3/3] kvm: Sanitize KVM_IRQFD flags Date: Sun, 1 Jul 2012 11:26:34 +0300 Message-ID: <20120701082634.GB3906@redhat.com> References: <20120629154940.30535.17132.stgit@bling.home> <20120629155622.30535.24831.stgit@bling.home> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: avi@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, jan.kiszka@siemens.com, cornelia.huck@de.ibm.com To: Alex Williamson Return-path: Content-Disposition: inline In-Reply-To: <20120629155622.30535.24831.stgit@bling.home> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org On Fri, Jun 29, 2012 at 09:56:24AM -0600, Alex Williamson wrote: > We only know of one so far. > > Signed-off-by: Alex Williamson BTW should we sanitize padding as well? > --- > > virt/kvm/eventfd.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c > index c307c24..7d7e2aa 100644 > --- a/virt/kvm/eventfd.c > +++ b/virt/kvm/eventfd.c > @@ -340,6 +340,9 @@ kvm_irqfd_deassign(struct kvm *kvm, struct kvm_irqfd *args) > int > kvm_irqfd(struct kvm *kvm, struct kvm_irqfd *args) > { > + if (args->flags & ~KVM_IRQFD_FLAG_DEASSIGN) > + return -EINVAL; > + > if (args->flags & KVM_IRQFD_FLAG_DEASSIGN) > return kvm_irqfd_deassign(kvm, args); > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/