diff options
| -rw-r--r-- | arch/x86/kvm/svm/sev.c | 3 | ||||
| -rw-r--r-- | arch/x86/kvm/svm/svm.c | 2 |
2 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c index d7a923712ca9..bb4bf5ffb104 100644 --- a/arch/x86/kvm/svm/sev.c +++ b/arch/x86/kvm/svm/sev.c @@ -2104,5 +2104,8 @@ void sev_vcpu_deliver_sipi_vector(struct kvm_vcpu *vcpu, u8 vector) * the guest will set the CS and RIP. Set SW_EXIT_INFO_2 to a * non-zero value. */ + if (!svm->ghcb) + return; + ghcb_set_sw_exit_info_2(svm->ghcb, 1); } diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 6c39b0cd6ec6..4fc1f16505db 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -2757,7 +2757,7 @@ static int svm_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) static int svm_complete_emulated_msr(struct kvm_vcpu *vcpu, int err) { struct vcpu_svm *svm = to_svm(vcpu); - if (!sev_es_guest(vcpu->kvm) || !err) + if (!err || !sev_es_guest(vcpu->kvm) || WARN_ON_ONCE(!svm->ghcb)) return kvm_complete_insn_gp(vcpu, err); ghcb_set_sw_exit_info_1(svm->ghcb, 1); |