KVM: MMU: Initialize base_role for tdp mmus

Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index ea6063d9242e..b77a5ba398be 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -2885,6 +2885,7 @@ static int init_kvm_tdp_mmu(struct kvm_vcpu *vcpu)
 {
         struct kvm_mmu *context = vcpu->arch.walk_mmu;
 
+        context->base_role.word = 0;
         context->new_cr3 = nonpaging_new_cr3;
         context->page_fault = tdp_page_fault;
         context->free = nonpaging_free;