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Commit 326cf033 authored by Alex Williamson's avatar Alex Williamson Committed by Marcelo Tosatti
Browse files

KVM: Sanitize KVM_IRQFD flags 



We only know of one so far.

Signed-off-by: default avatarAlex Williamson <alex.williamson@redhat.com>
Signed-off-by: default avatarMarcelo Tosatti <mtosatti@redhat.com>
parent f36992e3

virt/kvm/eventfd.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -340,6 +340,9 @@ kvm_irqfd_deassign(struct kvm *kvm, struct kvm_irqfd *args) 
int

int

kvm_irqfd(struct kvm *kvm, struct kvm_irqfd *args)

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)

	if (args->flags & KVM_IRQFD_FLAG_DEASSIGN)

		return kvm_irqfd_deassign(kvm, args);

		return kvm_irqfd_deassign(kvm, args);