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-rw-r--r--arch/x86/kernel/e820.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 5203ee4e6435..6831c8437951 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -1092,6 +1092,9 @@ void __init e820__reserve_resources(void)
res = memblock_alloc(sizeof(*res) * e820_table->nr_entries,
SMP_CACHE_BYTES);
+ if (!res)
+ panic("%s: Failed to allocate %zu bytes\n", __func__,
+ sizeof(*res) * e820_table->nr_entries);
e820_res = res;
for (i = 0; i < e820_table->nr_entries; i++) {