* [Qemu-devel] [PATCH] qdev-monitor: device_add crashes on non-device driver name, fix
@ 2013-11-28 16:02 armbru
2013-11-28 16:11 ` Andreas Färber
2013-12-18 14:54 ` Markus Armbruster
0 siblings, 2 replies; 6+ messages in thread
From: armbru @ 2013-11-28 16:02 UTC (permalink / raw)
To: qemu-devel; +Cc: afaerber, aliguori, qemu-stable
From: Markus Armbruster <armbru@redhat.com>
Watch this:
$ upstream-qemu -nodefaults -S -display none -monitor stdio
QEMU 1.7.50 monitor - type 'help' for more information
(qemu) device_add rng-egd
/work/armbru/qemu/qdev-monitor.c:491:qdev_device_add: Object 0x2089b00 is not an instance of type device
Aborted (core dumped)
Crashes because "rng-egd" exists, but isn't a subtype of TYPE_DEVICE.
Broken in commit 18b6dad.
Cc: qemu-stable@nongnu.org
Signed-off-by: Markus Armbruster <armbru@redhat.com>
---
qdev-monitor.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/qdev-monitor.c b/qdev-monitor.c
index dc37a43..90a0cea 100644
--- a/qdev-monitor.c
+++ b/qdev-monitor.c
@@ -477,7 +477,7 @@ DeviceState *qdev_device_add(QemuOpts *opts)
}
}
- if (!oc) {
+ if (!object_class_dynamic_cast(oc, TYPE_DEVICE)) {
qerror_report(QERR_INVALID_PARAMETER_VALUE, "driver", "device type");
return NULL;
}
--
1.8.1.4
^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [Qemu-devel] [PATCH] qdev-monitor: device_add crashes on non-device driver name, fix
2013-11-28 16:02 [Qemu-devel] [PATCH] qdev-monitor: device_add crashes on non-device driver name, fix armbru
@ 2013-11-28 16:11 ` Andreas Färber
2013-11-28 16:19 ` Markus Armbruster
2013-12-18 14:54 ` Markus Armbruster
1 sibling, 1 reply; 6+ messages in thread
From: Andreas Färber @ 2013-11-28 16:11 UTC (permalink / raw)
To: armbru, qemu-devel; +Cc: qemu-stable, aliguori
Am 28.11.2013 17:02, schrieb armbru@redhat.com:
> From: Markus Armbruster <armbru@redhat.com>
>
> Watch this:
>
> $ upstream-qemu -nodefaults -S -display none -monitor stdio
> QEMU 1.7.50 monitor - type 'help' for more information
> (qemu) device_add rng-egd
> /work/armbru/qemu/qdev-monitor.c:491:qdev_device_add: Object 0x2089b00 is not an instance of type device
> Aborted (core dumped)
>
> Crashes because "rng-egd" exists, but isn't a subtype of TYPE_DEVICE.
> Broken in commit 18b6dad.
Thanks for catching this!
>
> Cc: qemu-stable@nongnu.org
> Signed-off-by: Markus Armbruster <armbru@redhat.com>
> ---
> qdev-monitor.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/qdev-monitor.c b/qdev-monitor.c
> index dc37a43..90a0cea 100644
> --- a/qdev-monitor.c
> +++ b/qdev-monitor.c
> @@ -477,7 +477,7 @@ DeviceState *qdev_device_add(QemuOpts *opts)
> }
> }
>
> - if (!oc) {
> + if (!object_class_dynamic_cast(oc, TYPE_DEVICE)) {
Are you sure we don't need !oc || !object_class_dynamic_cast(oc, ...)?
Regards,
Andreas
> qerror_report(QERR_INVALID_PARAMETER_VALUE, "driver", "device type");
> return NULL;
> }
>
--
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [Qemu-devel] [PATCH] qdev-monitor: device_add crashes on non-device driver name, fix
2013-11-28 16:11 ` Andreas Färber
@ 2013-11-28 16:19 ` Markus Armbruster
0 siblings, 0 replies; 6+ messages in thread
From: Markus Armbruster @ 2013-11-28 16:19 UTC (permalink / raw)
To: Andreas Färber; +Cc: qemu-devel, aliguori, qemu-stable
Andreas Färber <afaerber@suse.de> writes:
> Am 28.11.2013 17:02, schrieb armbru@redhat.com:
>> From: Markus Armbruster <armbru@redhat.com>
>>
>> Watch this:
>>
>> $ upstream-qemu -nodefaults -S -display none -monitor stdio
>> QEMU 1.7.50 monitor - type 'help' for more information
>> (qemu) device_add rng-egd
>> /work/armbru/qemu/qdev-monitor.c:491:qdev_device_add: Object
>> 0x2089b00 is not an instance of type device
>> Aborted (core dumped)
>>
>> Crashes because "rng-egd" exists, but isn't a subtype of TYPE_DEVICE.
>> Broken in commit 18b6dad.
>
> Thanks for catching this!
>
>>
>> Cc: qemu-stable@nongnu.org
>> Signed-off-by: Markus Armbruster <armbru@redhat.com>
>> ---
>> qdev-monitor.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/qdev-monitor.c b/qdev-monitor.c
>> index dc37a43..90a0cea 100644
>> --- a/qdev-monitor.c
>> +++ b/qdev-monitor.c
>> @@ -477,7 +477,7 @@ DeviceState *qdev_device_add(QemuOpts *opts)
>> }
>> }
>>
>> - if (!oc) {
>> + if (!object_class_dynamic_cast(oc, TYPE_DEVICE)) {
>
> Are you sure we don't need !oc || !object_class_dynamic_cast(oc, ...)?
Yes. First thing object_class_dynamic_cast() does is
if (!class) {
return NULL;
}
Makes sense to me.
[...]
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [Qemu-devel] [PATCH] qdev-monitor: device_add crashes on non-device driver name, fix
2013-11-28 16:02 [Qemu-devel] [PATCH] qdev-monitor: device_add crashes on non-device driver name, fix armbru
2013-11-28 16:11 ` Andreas Färber
@ 2013-12-18 14:54 ` Markus Armbruster
2013-12-18 15:50 ` Andreas Färber
1 sibling, 1 reply; 6+ messages in thread
From: Markus Armbruster @ 2013-12-18 14:54 UTC (permalink / raw)
To: qemu-devel; +Cc: afaerber, aliguori, qemu-stable
Ping?
armbru@redhat.com writes:
> From: Markus Armbruster <armbru@redhat.com>
>
> Watch this:
>
> $ upstream-qemu -nodefaults -S -display none -monitor stdio
> QEMU 1.7.50 monitor - type 'help' for more information
> (qemu) device_add rng-egd
> /work/armbru/qemu/qdev-monitor.c:491:qdev_device_add: Object 0x2089b00 is not an instance of type device
> Aborted (core dumped)
>
> Crashes because "rng-egd" exists, but isn't a subtype of TYPE_DEVICE.
> Broken in commit 18b6dad.
>
> Cc: qemu-stable@nongnu.org
> Signed-off-by: Markus Armbruster <armbru@redhat.com>
> ---
> qdev-monitor.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/qdev-monitor.c b/qdev-monitor.c
> index dc37a43..90a0cea 100644
> --- a/qdev-monitor.c
> +++ b/qdev-monitor.c
> @@ -477,7 +477,7 @@ DeviceState *qdev_device_add(QemuOpts *opts)
> }
> }
>
> - if (!oc) {
> + if (!object_class_dynamic_cast(oc, TYPE_DEVICE)) {
> qerror_report(QERR_INVALID_PARAMETER_VALUE, "driver", "device type");
> return NULL;
> }
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [Qemu-devel] [PATCH] qdev-monitor: device_add crashes on non-device driver name, fix
2013-12-18 14:54 ` Markus Armbruster
@ 2013-12-18 15:50 ` Andreas Färber
2013-12-18 17:06 ` Markus Armbruster
0 siblings, 1 reply; 6+ messages in thread
From: Andreas Färber @ 2013-12-18 15:50 UTC (permalink / raw)
To: Markus Armbruster, qemu-devel; +Cc: qemu-stable, aliguori
Am 18.12.2013 15:54, schrieb Markus Armbruster:
> Ping?
Already queued on qom-next:
https://github.com/afaerber/qemu-cpu/commits/qom-next
Sorry, did the patch processing offline on a train. ;)
Thanks,
Andreas
> armbru@redhat.com writes:
>
>> From: Markus Armbruster <armbru@redhat.com>
>>
>> Watch this:
>>
>> $ upstream-qemu -nodefaults -S -display none -monitor stdio
>> QEMU 1.7.50 monitor - type 'help' for more information
>> (qemu) device_add rng-egd
>> /work/armbru/qemu/qdev-monitor.c:491:qdev_device_add: Object 0x2089b00 is not an instance of type device
>> Aborted (core dumped)
>>
>> Crashes because "rng-egd" exists, but isn't a subtype of TYPE_DEVICE.
>> Broken in commit 18b6dad.
>>
>> Cc: qemu-stable@nongnu.org
>> Signed-off-by: Markus Armbruster <armbru@redhat.com>
>> ---
>> qdev-monitor.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/qdev-monitor.c b/qdev-monitor.c
>> index dc37a43..90a0cea 100644
>> --- a/qdev-monitor.c
>> +++ b/qdev-monitor.c
>> @@ -477,7 +477,7 @@ DeviceState *qdev_device_add(QemuOpts *opts)
>> }
>> }
>>
>> - if (!oc) {
>> + if (!object_class_dynamic_cast(oc, TYPE_DEVICE)) {
>> qerror_report(QERR_INVALID_PARAMETER_VALUE, "driver", "device type");
>> return NULL;
>> }
>
--
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2013-12-18 17:07 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
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2013-11-28 16:02 [Qemu-devel] [PATCH] qdev-monitor: device_add crashes on non-device driver name, fix armbru
2013-11-28 16:11 ` Andreas Färber
2013-11-28 16:19 ` Markus Armbruster
2013-12-18 14:54 ` Markus Armbruster
2013-12-18 15:50 ` Andreas Färber
2013-12-18 17:06 ` Markus Armbruster
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