Commit bbc2c63d authored by Sean Christopherson's avatar Sean Christopherson Committed by Paolo Bonzini
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KVM: nSVM: Use common GPA helper to check for illegal CR3 



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

No functional change intended.

Signed-off-by: default avatarSean Christopherson <seanjc@google.com>
Message-Id: <20210204000117.3303214-7-seanjc@google.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 636e8b73

arch/x86/kvm/svm/nested.c

+1 −1
Original line number Diff line number Diff line
@@ -345,7 +345,7 @@ 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) &&