diff --git a/virt/kvm/arm/vgic/vgic.c b/virt/kvm/arm/vgic/vgic.c
index 8ab0491bcc94130438300952692d49e06a76bedc..f884a54b2601a416d5de02e09f93c423bbb12bd2 100644
--- a/virt/kvm/arm/vgic/vgic.c
+++ b/virt/kvm/arm/vgic/vgic.c
@@ -103,7 +103,7 @@ struct vgic_irq *vgic_get_irq(struct kvm *kvm, struct kvm_vcpu *vcpu,
 {
 	/* SGIs and PPIs */
 	if (intid <= VGIC_MAX_PRIVATE) {
-		intid = array_index_nospec(intid, VGIC_MAX_PRIVATE);
+		intid = array_index_nospec(intid, VGIC_MAX_PRIVATE + 1);
 		return &vcpu->arch.vgic_cpu.private_irqs[intid];
 	}