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-rw-r--r--arch/s390/kernel/topology.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/s390/kernel/topology.c b/arch/s390/kernel/topology.c
index 8992b04c0ade..8964a3f60aad 100644
--- a/arch/s390/kernel/topology.c
+++ b/arch/s390/kernel/topology.c
@@ -520,6 +520,9 @@ static void __init alloc_masks(struct sysinfo_15_1_x *info,
nr_masks = max(nr_masks, 1);
for (i = 0; i < nr_masks; i++) {
mask->next = memblock_alloc(sizeof(*mask->next), 8);
+ if (!mask->next)
+ panic("%s: Failed to allocate %zu bytes align=0x%x\n",
+ __func__, sizeof(*mask->next), 8);
mask = mask->next;
}
}
@@ -538,6 +541,9 @@ void __init topology_init_early(void)
if (!MACHINE_HAS_TOPOLOGY)
goto out;
tl_info = memblock_alloc(PAGE_SIZE, PAGE_SIZE);
+ if (!tl_info)
+ panic("%s: Failed to allocate %lu bytes align=0x%lx\n",
+ __func__, PAGE_SIZE, PAGE_SIZE);
info = tl_info;
store_topology(info);
pr_info("The CPU configuration topology of the machine is: %d %d %d %d %d %d / %d\n",