kvm/x86: Hyper-V timers fix incorrect logical operation

Signed-off-by: Andrey Smetanin <asmetanin@virtuozzo.com>
Reviewed-by: Roman Kagan <rkagan@virtuozzo.com>
CC: Gleb Natapov <gleb@kernel.org>
CC: Paolo Bonzini <pbonzini@redhat.com>
CC: Roman Kagan <rkagan@virtuozzo.com>
CC: Denis V. Lunev <den@openvz.org>
CC: qemu-devel@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

arch/x86/kvm/hyperv.c

@@ -583,7 +583,7 @@ static void stimer_expiration(struct kvm_vcpu_hv_stimer *stimer)
 {
 	stimer_send_msg(stimer);
 	if (!(stimer->config & HV_STIMER_PERIODIC))
-		stimer->config |= ~HV_STIMER_ENABLE;
+		stimer->config &= ~HV_STIMER_ENABLE;
 	else
 		stimer_restart(stimer);
 }