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

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This fixes -cpu arm-cpu asserting.

Cc: qemu-stable@nongnu.org
Acked-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-01-23 12:32:49 +01:00
parent a120c28708
commit 245fb54db5
1 changed files with 2 additions and 1 deletions
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3
target-arm/cpu.c
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@ -210,7 +210,8 @@ static ObjectClass *arm_cpu_class_by_name(const char *cpu_model)
}
oc = object_class_by_name(cpu_model);
if (!oc || !object_class_dynamic_cast(oc, TYPE_ARM_CPU)) {
if (!oc || !object_class_dynamic_cast(oc, TYPE_ARM_CPU) ||
object_class_is_abstract(oc)) {
return NULL;
}
return oc;