diff --git a/[refs] b/[refs]
index 798511a2bd9a..f12ac4be84a1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8ba32fde2c5be52865b2fd7e5e3752a46971fabe
+refs/heads/master: 5b40dc780ed996162f3af8712eb03beb24dcdbef
diff --git a/trunk/mm/swap.c b/trunk/mm/swap.c
index e9ec06d845e8..b524ea90bddb 100644
--- a/trunk/mm/swap.c
+++ b/trunk/mm/swap.c
@@ -393,7 +393,8 @@ void pagevec_strip(struct pagevec *pvec)
 		struct page *page = pvec->pages[i];
 
 		if (PagePrivate(page) && !TestSetPageLocked(page)) {
-			try_to_release_page(page, 0);
+			if (PagePrivate(page))
+				try_to_release_page(page, 0);
 			unlock_page(page);
 		}
 	}