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-rw-r--r--mm/page_cgroup.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index 0b3cbf090a67..ab27ff750519 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -49,6 +49,9 @@ static int __init alloc_node_page_cgroup(int nid)
49 start_pfn = NODE_DATA(nid)->node_start_pfn; 49 start_pfn = NODE_DATA(nid)->node_start_pfn;
50 nr_pages = NODE_DATA(nid)->node_spanned_pages; 50 nr_pages = NODE_DATA(nid)->node_spanned_pages;
51 51
52 if (!nr_pages)
53 return 0;
54
52 table_size = sizeof(struct page_cgroup) * nr_pages; 55 table_size = sizeof(struct page_cgroup) * nr_pages;
53 56
54 base = __alloc_bootmem_node_nopanic(NODE_DATA(nid), 57 base = __alloc_bootmem_node_nopanic(NODE_DATA(nid),