ospfd: update some comments
* ospf_{spf,lsa}.c: remove out of date comment; add comment on some
non-obvious code; Make note of a possible scaling problem.
diff --git a/ospfd/ospf_lsa.c b/ospfd/ospf_lsa.c
index 15a6a4c..acc9c3f 100644
--- a/ospfd/ospf_lsa.c
+++ b/ospfd/ospf_lsa.c
@@ -1528,7 +1528,10 @@
nh.family = AF_INET;
nh.u.prefix4 = nexthop;
nh.prefixlen = IPV4_MAX_BITLEN;
-
+
+ /* XXX/SCALE: If there were a lot of oi's on an ifp, then it'd be
+ * better to make use of the per-ifp table of ois.
+ */
for (ALL_LIST_ELEMENTS_RO (ospf->oiflist, node, oi))
if (if_is_operative (oi->ifp))
if (oi->address->family == AF_INET)