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-rw-r--r--src/arch/arm64/cpu.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/arch/arm64/cpu.c b/src/arch/arm64/cpu.c
index f1733ea637..66c8dde9be 100644
--- a/src/arch/arm64/cpu.c
+++ b/src/arch/arm64/cpu.c
@@ -299,6 +299,11 @@ void arch_initialize_cpus(device_t cluster, struct cpu_control_ops *cntrl_ops)
}
bus = cluster->link_list;
+
+ /* Check if no children under this device. */
+ if (bus == NULL)
+ return;
+
entry = prepare_secondary_cpu_startup();
/* Initialize the cpu_info structures. */