1 files changed, 2 insertions, 1 deletions

diff --git a/mm/migrate.c b/mm/migrate.c
index a65ff72ab739..f53838fe3dfe 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -537,7 +537,8 @@ void migrate_page_copy(struct page *newpage, struct page *page)
          * Please do not reorder this without considering how mm/ksm.c's
          * get_ksm_page() depends upon ksm_migrate_page() and PageSwapCache().
          */
-        ClearPageSwapCache(page);
+        if (PageSwapCache(page))
+                ClearPageSwapCache(page);
         ClearPagePrivate(page);
         set_page_private(page, 0);