/*
- * Copy from lvp to uvp.
- * 
+ * Copy contents of lvp to uvp.
+ *
  * lvp and uvp should be locked and opened on entry and will be locked and
  * opened on return.
  */
@@ -1410,13 +1410,12 @@ unionfs_copyfile_core(struct vnode *lvp, struct vnode *uvp,
 
 /*
  * Copy file from lower to upper.
- * 
- * If you need copy of the contents, set 1 to docopy. Otherwise, set 0 to
- * docopy.
+ *
+ * If docopy is non-zero, copy the contents as well.
  *
  * vp is a unionfs vnode that should be locked on entry and will be
  * locked on return.
- * 
+ *
  * If no error returned, unp will be updated.
  */
 int
diff --git a/sys/fs/unionfs/union_vnops.c b/sys/fs/unionfs/union_vnops.c
index cefd591a9a0f..63e5cd54ade5 100644
--- a/sys/fs/unionfs/union_vnops.c
+++ b/sys/fs/unionfs/union_vnops.c
@@ -1183,7 +1183,7 @@ unionfs_ioctl(struct vop_ioctl_args *ap)
 
 	KASSERT_UNIONFS_VNODE(ap->a_vp);
 
- 	vn_lock(ap->a_vp, LK_EXCLUSIVE | LK_RETRY);
+	vn_lock(ap->a_vp, LK_EXCLUSIVE | LK_RETRY);
 	unp = VTOUNIONFS(ap->a_vp);
 	unionfs_get_node_status(unp, ap->a_td, &unsp);
 	ovp = (unsp->uns_upper_opencnt ? unp->un_uppervp : unp->un_lowervp);
@@ -1210,7 +1210,7 @@ unionfs_poll(struct vop_poll_args *ap)
 
 	KASSERT_UNIONFS_VNODE(ap->a_vp);
 
- 	vn_lock(ap->a_vp, LK_EXCLUSIVE | LK_RETRY);
+	vn_lock(ap->a_vp, LK_EXCLUSIVE | LK_RETRY);
 	unp = VTOUNIONFS(ap->a_vp);
 	unionfs_get_node_status(unp, ap->a_td, &unsp);
 	ovp = (unsp->uns_upper_opencnt ? unp->un_uppervp : unp->un_lowervp);
@@ -3089,7 +3089,7 @@ struct vop_vector unionfs_vnodeops = {
 	.vop_add_writecount =	unionfs_add_writecount,
 	.vop_vput_pair =	unionfs_vput_pair,
 	.vop_set_text =		unionfs_set_text,
-	.vop_unset_text = 	unionfs_unset_text,
+	.vop_unset_text =	unionfs_unset_text,
 	.vop_unp_bind =		unionfs_unp_bind,
 	.vop_unp_connect =	unionfs_unp_connect,
 	.vop_unp_detach =	unionfs_unp_detach,