Messages in this thread Patch in this message | | | From | Alex Williamson <> | Subject | [PATCH v3 3/3] kvm: Sanitize KVM_IRQFD flags | Date | Fri, 29 Jun 2012 09:56:24 -0600 |
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We only know of one so far.
Signed-off-by: Alex Williamson <alex.williamson@redhat.com> ---
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);
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