1 files changed, 5 insertions, 1 deletions

diff --git a/mm/rmap.c b/mm/rmap.c
index dd43373a483f..710bb4b2adf1 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -822,7 +822,11 @@ static int try_to_unmap_one(struct page *page, struct vm_area_struct *vma,
                          * Store the swap location in the pte.
                          * See handle_pte_fault() ...
                          */
-                        swap_duplicate(entry);
+                        if (swap_duplicate(entry) < 0) {
+                                set_pte_at(mm, address, pte, pteval);
+                                ret = SWAP_FAIL;
+                                goto out_unmap;
+                        }
                         if (list_empty(&mm->mmlist)) {
                                 spin_lock(&mmlist_lock);
                                 if (list_empty(&mm->mmlist))