1 files changed, 2 insertions, 1 deletions

diff --git a/mm/sparse.c b/mm/sparse.c
index c7be01906998..6b5fb762e2ca 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -638,7 +638,6 @@ static struct page *__kmalloc_section_memmap(unsigned long nr_pages)
 got_map_page:
         ret = (struct page *)pfn_to_kaddr(page_to_pfn(page));
 got_map_ptr:
-        memset(ret, 0, memmap_size);
 
         return ret;
 }
@@ -758,6 +757,8 @@ int __meminit sparse_add_one_section(struct zone *zone, unsigned long start_pfn,
                 goto out;
         }
 
+        memset(memmap, 0, sizeof(struct page) * nr_pages);
+
         ms->section_mem_map |= SECTION_MARKED_PRESENT;
 
         ret = sparse_init_one_section(ms, section_nr, memmap, usemap);