diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index d45d45dfd007f0..c728cf0d7754a6 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -250,8 +250,8 @@ static __always_inline bool kasan_check_byte(const void *addr)
 static inline void kasan_unpoison_range(const void *address, size_t size) {}
 static inline void kasan_poison_pages(struct page *page, unsigned int order,
 				      bool init) {}
-static inline void kasan_unpoison_pages(struct page *page, unsigned int order,
-					bool init) {}
+static inline bool kasan_unpoison_pages(struct page *page, unsigned int order,
+					bool init) { return false; }
 static inline void kasan_cache_create_kmalloc(struct kmem_cache *cache) {}
 static inline void kasan_poison_slab(struct slab *slab) {}
 static inline void kasan_unpoison_object_data(struct kmem_cache *cache,