[PATCH 06/12] KVM: nSVM: Use common GPA helper to check for illegal CR3

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Replace an open coded check for an invalid CR3 with its equivalent
helper.

No functional change intended.

Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx>
---
 arch/x86/kvm/svm/nested.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c
index 70c72fe61e02..ac662964cee5 100644
--- a/arch/x86/kvm/svm/nested.c
+++ b/arch/x86/kvm/svm/nested.c
@@ -367,7 +367,7 @@ static inline bool nested_npt_enabled(struct vcpu_svm *svm)
 static int nested_svm_load_cr3(struct kvm_vcpu *vcpu, unsigned long cr3,
 			       bool nested_npt)
 {
-	if (cr3 & rsvd_bits(cpuid_maxphyaddr(vcpu), 63))
+	if (kvm_vcpu_is_illegal_gpa(vcpu, cr3))
 		return -EINVAL;
 
 	if (!nested_npt && is_pae_paging(vcpu) &&
-- 
2.30.0.365.g02bc693789-goog




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