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Re: [Qemu-devel] [PATCH] hw/qdev-monitor: report error for -device <not-


From: Alon Levy
Subject: Re: [Qemu-devel] [PATCH] hw/qdev-monitor: report error for -device <not-a-device-type>
Date: Wed, 28 Nov 2012 07:17:04 -0500 (EST)

> On Wed, 28 Nov 2012 10:54:33 +0200
> Alon Levy <address@hidden> wrote:
> 
> > Instead of aborting immediately after at DEVICE_CLASS(obj)
> > 
> > Signed-off-by: Alon Levy <address@hidden>
> > ---
> >  hw/qdev-monitor.c | 5 +++++
> >  1 file changed, 5 insertions(+)
> > 
> > diff --git a/hw/qdev-monitor.c b/hw/qdev-monitor.c
> > index 479eecd..3b70cdb 100644
> > --- a/hw/qdev-monitor.c
> > +++ b/hw/qdev-monitor.c
> > @@ -426,6 +426,11 @@ DeviceState *qdev_device_add(QemuOpts *opts)
> >          return NULL;
> >      }
> >  
> > +    if (!object_class_dynamic_cast(obj, "device")) {
> > +        qerror_report(QERR_INVALID_PARAMETER_TYPE, "driver",
> > "device type");
> > +        return NULL;
> > +    }
> 
> Gives me the impression that something is wrong before this, but it's
> better to ask a QOM guy (CC'ing them).
> 
> How do you reproduce it btw?

-device virtio-serial-bus

which is the incorrect way of saying

-device virtio-serial-pci

> 
> > +
> >      k = DEVICE_CLASS(obj);
> >  
> >      /* find bus */
> 
> 



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