diff --git a/fs/xfs/xfs_btree.c b/fs/xfs/xfs_btree.c
index 4681519ded91aba4323f4c0ba62115db32dfe1d3..e73c332eb23f92cce1c61fad98f6cc3fbc1870d1 100644
--- a/fs/xfs/xfs_btree.c
+++ b/fs/xfs/xfs_btree.c
@@ -843,7 +843,7 @@ xfs_btree_ptr_is_null(
 	union xfs_btree_ptr	*ptr)
 {
 	if (cur->bc_flags & XFS_BTREE_LONG_PTRS)
-		return be64_to_cpu(ptr->l) == NULLFSBLOCK;
+		return be64_to_cpu(ptr->l) == NULLDFSBNO;
 	else
 		return be32_to_cpu(ptr->s) == NULLAGBLOCK;
 }
@@ -854,7 +854,7 @@ xfs_btree_set_ptr_null(
 	union xfs_btree_ptr	*ptr)
 {
 	if (cur->bc_flags & XFS_BTREE_LONG_PTRS)
-		ptr->l = cpu_to_be64(NULLFSBLOCK);
+		ptr->l = cpu_to_be64(NULLDFSBNO);
 	else
 		ptr->s = cpu_to_be32(NULLAGBLOCK);
 }
@@ -918,8 +918,8 @@ xfs_btree_init_block(
 	new->bb_numrecs = cpu_to_be16(numrecs);
 
 	if (cur->bc_flags & XFS_BTREE_LONG_PTRS) {
-		new->bb_u.l.bb_leftsib = cpu_to_be64(NULLFSBLOCK);
-		new->bb_u.l.bb_rightsib = cpu_to_be64(NULLFSBLOCK);
+		new->bb_u.l.bb_leftsib = cpu_to_be64(NULLDFSBNO);
+		new->bb_u.l.bb_rightsib = cpu_to_be64(NULLDFSBNO);
 	} else {
 		new->bb_u.s.bb_leftsib = cpu_to_be32(NULLAGBLOCK);
 		new->bb_u.s.bb_rightsib = cpu_to_be32(NULLAGBLOCK);
@@ -971,7 +971,7 @@ xfs_btree_ptr_to_daddr(
 	union xfs_btree_ptr	*ptr)
 {
 	if (cur->bc_flags & XFS_BTREE_LONG_PTRS) {
-		ASSERT(be64_to_cpu(ptr->l) != NULLFSBLOCK);
+		ASSERT(be64_to_cpu(ptr->l) != NULLDFSBNO);
 
 		return XFS_FSB_TO_DADDR(cur->bc_mp, be64_to_cpu(ptr->l));
 	} else {