KVM: nVMX: KVM_SET_NESTED_STATE - Tear down old EVMCS state before setting new state

Move call to nested_enable_evmcs until after free_nested() is complete.

Signed-off-by: Aaron Lewis <aaronlewis@google.com>
Reviewed-by: Marc Orr <marcorr@google.com>
Reviewed-by: Peter Shier <pshier@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Aaron Lewis 2019-05-02 11:31:33 -07:00 committed by Paolo Bonzini
parent 4b350aebbe
commit 332d079735

View File

@ -5333,9 +5333,6 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu,
if (kvm_state->format != 0)
return -EINVAL;
if (kvm_state->flags & KVM_STATE_NESTED_EVMCS)
nested_enable_evmcs(vcpu, NULL);
if (!nested_vmx_allowed(vcpu))
return kvm_state->vmx.vmxon_pa == -1ull ? 0 : -EINVAL;
@ -5377,6 +5374,9 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu,
if (kvm_state->vmx.vmxon_pa == -1ull)
return 0;
if (kvm_state->flags & KVM_STATE_NESTED_EVMCS)
nested_enable_evmcs(vcpu, NULL);
vmx->nested.vmxon_ptr = kvm_state->vmx.vmxon_pa;
ret = enter_vmx_operation(vcpu);
if (ret)