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-rw-r--r--mm/migrate.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/migrate.c b/mm/migrate.c
index c8d87221f368..37c73b902008 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -49,9 +49,8 @@ int isolate_lru_page(struct page *page, struct list_head *pagelist)
49 struct zone *zone = page_zone(page); 49 struct zone *zone = page_zone(page);
50 50
51 spin_lock_irq(&zone->lru_lock); 51 spin_lock_irq(&zone->lru_lock);
52 if (PageLRU(page)) { 52 if (PageLRU(page) && get_page_unless_zero(page)) {
53 ret = 0; 53 ret = 0;
54 get_page(page);
55 ClearPageLRU(page); 54 ClearPageLRU(page);
56 if (PageActive(page)) 55 if (PageActive(page))
57 del_page_from_active_list(zone, page); 56 del_page_from_active_list(zone, page);