diff options
| -rw-r--r-- | arch/x86/kvm/mmu.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 40772ef0f2b1..31a570287fcc 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c | |||
| @@ -2659,6 +2659,9 @@ static int __direct_map(struct kvm_vcpu *vcpu, gpa_t v, int write, | |||
| 2659 | int emulate = 0; | 2659 | int emulate = 0; |
| 2660 | gfn_t pseudo_gfn; | 2660 | gfn_t pseudo_gfn; |
| 2661 | 2661 | ||
| 2662 | if (!VALID_PAGE(vcpu->arch.mmu.root_hpa)) | ||
| 2663 | return 0; | ||
| 2664 | |||
| 2662 | for_each_shadow_entry(vcpu, (u64)gfn << PAGE_SHIFT, iterator) { | 2665 | for_each_shadow_entry(vcpu, (u64)gfn << PAGE_SHIFT, iterator) { |
| 2663 | if (iterator.level == level) { | 2666 | if (iterator.level == level) { |
| 2664 | mmu_set_spte(vcpu, iterator.sptep, ACC_ALL, | 2667 | mmu_set_spte(vcpu, iterator.sptep, ACC_ALL, |