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-rw-r--r--arch/s390/kernel/smp.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 9c0ccb532a4..2d337cbb932 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -685,7 +685,8 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
if (MACHINE_HAS_IEEE)
lowcore->extended_save_area_addr = (u32) save_area;
#else
- BUG_ON(vdso_alloc_per_cpu(smp_processor_id(), lowcore));
+ if (vdso_alloc_per_cpu(smp_processor_id(), lowcore))
+ BUG();
#endif
set_prefix((u32)(unsigned long) lowcore);
local_mcck_enable();