diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 24c28f80628d0704058fc90195862cc23f8a774f..990e3b2e37d5930fd5e5b27859b3069de26da870 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -825,7 +825,6 @@ static int me_huge_page(struct page *p, unsigned long pfn)
 #define sc		((1UL << PG_swapcache) | (1UL << PG_swapbacked))
 #define unevict		(1UL << PG_unevictable)
 #define mlock		(1UL << PG_mlocked)
-#define writeback	(1UL << PG_writeback)
 #define lru		(1UL << PG_lru)
 #define head		(1UL << PG_head)
 #define slab		(1UL << PG_slab)
@@ -874,7 +873,6 @@ static struct page_state {
 #undef sc
 #undef unevict
 #undef mlock
-#undef writeback
 #undef lru
 #undef head
 #undef slab