diff --git a/mm/util.c b/mm/util.c
index 4fb14ca..1e60116 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -283,9 +283,7 @@
 int __weak get_user_pages_fast(unsigned long start,
 				int nr_pages, int write, struct page **pages)
 {
-	struct mm_struct *mm = current->mm;
-	return get_user_pages_unlocked(current, mm, start, nr_pages,
-				       write, 0, pages);
+	return get_user_pages_unlocked(start, nr_pages, write, 0, pages);
 }
 EXPORT_SYMBOL_GPL(get_user_pages_fast);