KVM: x86: nSVM: restore int_vector in svm_clear_vintr

In svm_clear_vintr we try to restore the virtual interrupt
injection that might be pending, but we fail to restore
the interrupt vector.
Signed-off-by: NMaxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20210914154825.104886-2-mlevitsk@redhat.com>
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>

arch/x86/kvm/svm/svm.c

@@ -1566,6 +1566,8 @@ static void svm_clear_vintr(struct vcpu_svm *svm)
 
 		svm->vmcb->control.int_ctl |= svm->nested.ctl.int_ctl &
 			V_IRQ_INJECTION_BITS_MASK;
+
+		svm->vmcb->control.int_vector = svm->nested.ctl.int_vector;
 	}
 
 	vmcb_mark_dirty(svm->vmcb, VMCB_INTR);