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-rw-r--r--arch/s390/kvm/interrupt.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index ea8dce299954..22d73c13e555 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -2678,9 +2678,13 @@ static int flic_set_attr(struct kvm_device *dev, struct kvm_device_attr *attr)
kvm_s390_clear_float_irqs(dev->kvm);
break;
case KVM_DEV_FLIC_APF_ENABLE:
+ if (kvm_is_ucontrol(dev->kvm))
+ return -EINVAL;
dev->kvm->arch.gmap->pfault_enabled = 1;
break;
case KVM_DEV_FLIC_APF_DISABLE_WAIT:
+ if (kvm_is_ucontrol(dev->kvm))
+ return -EINVAL;
dev->kvm->arch.gmap->pfault_enabled = 0;
/*
* Make sure no async faults are in transition when