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-rw-r--r--mm/page_cgroup.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index d6507a660ed6..df1e54a5ed19 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -103,13 +103,11 @@ struct page_cgroup *lookup_page_cgroup(struct page *page)
103/* __alloc_bootmem...() is protected by !slab_available() */ 103/* __alloc_bootmem...() is protected by !slab_available() */
104static int __init_refok init_section_page_cgroup(unsigned long pfn) 104static int __init_refok init_section_page_cgroup(unsigned long pfn)
105{ 105{
106 struct mem_section *section; 106 struct mem_section *section = __pfn_to_section(pfn);
107 struct page_cgroup *base, *pc; 107 struct page_cgroup *base, *pc;
108 unsigned long table_size; 108 unsigned long table_size;
109 int nid, index; 109 int nid, index;
110 110
111 section = __pfn_to_section(pfn);
112
113 if (!section->page_cgroup) { 111 if (!section->page_cgroup) {
114 nid = page_to_nid(pfn_to_page(pfn)); 112 nid = page_to_nid(pfn_to_page(pfn));
115 table_size = sizeof(struct page_cgroup) * PAGES_PER_SECTION; 113 table_size = sizeof(struct page_cgroup) * PAGES_PER_SECTION;
@@ -145,7 +143,6 @@ static int __init_refok init_section_page_cgroup(unsigned long pfn)
145 __init_page_cgroup(pc, pfn + index); 143 __init_page_cgroup(pc, pfn + index);
146 } 144 }
147 145
148 section = __pfn_to_section(pfn);
149 section->page_cgroup = base - pfn; 146 section->page_cgroup = base - pfn;
150 total_usage += table_size; 147 total_usage += table_size;
151 return 0; 148 return 0;