diff --git a/mm/swap.c b/mm/swap.c
index 2ed7be3..218c52a 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -55,7 +55,7 @@
 
 static void put_compound_page(struct page *page)
 {
-	page = (struct page *)page_private(page);
+	page = compound_head(page);
 	if (put_page_testzero(page)) {
 		compound_page_dtor *dtor;