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-rw-r--r--hw/openrisc/openrisc_sim.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/openrisc/openrisc_sim.c b/hw/openrisc/openrisc_sim.c
index d08ce61811..02f5259e5e 100644
--- a/hw/openrisc/openrisc_sim.c
+++ b/hw/openrisc/openrisc_sim.c
@@ -134,6 +134,7 @@ static void openrisc_sim_init(MachineState *machine)
int n;
unsigned int smp_cpus = machine->smp.cpus;
+ assert(smp_cpus >= 1 && smp_cpus <= 2);
for (n = 0; n < smp_cpus; n++) {
cpu = OPENRISC_CPU(cpu_create(machine->cpu_type));
if (cpu == NULL) {