diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index 87be82c20290..b40bd0efd37e 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -1605,8 +1605,9 @@ static void retract_page_tables(struct address_space *mapping, pgoff_t pgoff)
 		 */
 		if (mmap_write_trylock(mm)) {
 			if (!khugepaged_test_exit(mm)) {
+				spinlock_t *ptl;
 				vm_write_begin(vma);
-				spinlock_t *ptl = pmd_lock(mm, pmd);
+				ptl = pmd_lock(mm, pmd);
 				/* assume page table is clear */
 				_pmd = pmdp_collapse_flush(vma, addr, pmd);
 				spin_unlock(ptl);