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target-openrisc: Catch attempt to instantiate abstract type in cpu_init()

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There is no abstract OpenRISCCPU yet, but that seems a bug of its own.

Cc: qemu-stable@nongnu.org
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-01-23 12:39:38 +01:00
parent cae85065a4
commit c432b7840c
1 changed files with 2 additions and 1 deletions
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3
target-openrisc/cpu.c
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@ -98,7 +98,8 @@ static ObjectClass *openrisc_cpu_class_by_name(const char *cpu_model)
}
oc = object_class_by_name(cpu_model);
if (oc != NULL && !object_class_dynamic_cast(oc, TYPE_OPENRISC_CPU)) {
if (oc != NULL && (!object_class_dynamic_cast(oc, TYPE_OPENRISC_CPU) ||
object_class_is_abstract(oc))) {
return NULL;
}
return oc;