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-rw-r--r--arch/powerpc/kernel/setup-common.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index f17868e19e2c..2e5dfb6e0823 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -461,6 +461,9 @@ void __init smp_setup_cpu_maps(void)
cpu_to_phys_id = memblock_alloc(nr_cpu_ids * sizeof(u32),
__alignof__(u32));
+ if (!cpu_to_phys_id)
+ panic("%s: Failed to allocate %zu bytes align=0x%zx\n",
+ __func__, nr_cpu_ids * sizeof(u32), __alignof__(u32));
for_each_node_by_type(dn, "cpu") {
const __be32 *intserv;