diff --git a/module/zfs/zfs_vnops.c b/module/zfs/zfs_vnops.c
index 093cb813dfdf..918938d62823 100644
--- a/module/zfs/zfs_vnops.c
+++ b/module/zfs/zfs_vnops.c
@@ -671,9 +671,11 @@ zfs_write(znode_t *zp, zfs_uio_t *uio, int ioflag, cred_t *cr)
 			error = dmu_assign_arcbuf_by_dbuf(
 			    sa_get_db(zp->z_sa_hdl), woff, abuf, tx);
 			if (error != 0) {
-				/* XXX this might not be necessary if
+				/*
+				 * XXX This might not be necessary if
 				 * dmu_assign_arcbuf_by_dbuf is guaranteed
-				 * to be atomic */
+				 * to be atomic.
+				 */
 				zfs_clear_setid_bits_if_necessary(zfsvfs, zp,
 				    cr, &clear_setid_bits_txg, tx);
 				dmu_return_arcbuf(abuf);