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qapi: Use QNull for a more regular visit_type_null()

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Make visit_type_null() take an @obj argument like its buddies.  This
helps keep the next commit simple.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Daniel P. Berrange <berrange@redhat.com>
This commit is contained in:
Markus Armbruster 2017-06-26 18:22:59 +02:00
parent 006ca09f30
commit d2f95f4d48
15 changed files with 60 additions and 25 deletions
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5
target/ppc/translate_init.c
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@ -8428,11 +8428,14 @@ POWERPC_FAMILY(POWER5P)(ObjectClass *oc, void *data)
static void getset_compat_deprecated(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
QNull *null = NULL;
if (!qtest_enabled()) {
error_report("CPU 'compat' property is deprecated and has no effect; "
"use max-cpu-compat machine property instead");
}
visit_type_null(v, name, NULL);
visit_type_null(v, name, &null, NULL);
QDECREF(null);
}
static const PropertyInfo ppc_compat_deprecated_propinfo = {