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-rw-r--r--arch/arm/kernel/smp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index addbbe8028c..11c4148b8ab 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -454,6 +454,9 @@ static struct local_timer_ops *lt_ops;
#ifdef CONFIG_LOCAL_TIMERS
int local_timer_register(struct local_timer_ops *ops)
{
+ if (!is_smp() || !setup_max_cpus)
+ return -ENXIO;
+
if (lt_ops)
return -EBUSY;