diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index 13ed232cbb29..43ef2c30cb0f 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -295,11 +295,4 @@ static inline int page_mkclean(struct page *page)
 
 #endif	/* CONFIG_MMU */
 
-/*
- * Return values of try_to_unmap
- */
-#define SWAP_SUCCESS	0
-#define SWAP_AGAIN	1
-#define SWAP_FAIL	2
-
 #endif	/* _LINUX_RMAP_H */
diff --git a/mm/rmap.c b/mm/rmap.c
index 47e8dafc83c8..e303fdbee561 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -1419,7 +1419,7 @@ static bool try_to_unmap_one(struct page *page, struct vm_area_struct *vma,
 			 */
 			if (unlikely(PageSwapBacked(page) != PageSwapCache(page))) {
 				WARN_ON_ONCE(1);
-				ret = SWAP_FAIL;
+				ret = false;
 				page_vma_mapped_walk_done(&pvmw);
 				break;
 			}