diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 79b0ef6aaa143d4f093f9f3cd7f9ad19a4421258..7008623e24b19bfef175d32773fa5c9855d36e76 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -127,7 +127,7 @@ static inline spinlock_t *pmd_trans_huge_lock(pmd_t *pmd,
 	if (pmd_trans_huge(*pmd) || pmd_devmap(*pmd))
 		return __pmd_trans_huge_lock(pmd, vma);
 	else
-		return false;
+		return NULL;
 }
 static inline int hpage_nr_pages(struct page *page)
 {