remove out of date comment

(cherry picked from commit a197094d76c77ae75593b16b04596477c77227c8)

diff --git a/lib/dns/rbtdb.c b/lib/dns/rbtdb.c
index 0b8b60d08d11d67d651addec51f911f00d2fa8fd..8ddb697d9eee5e8a271bfd34fad81f8afa609816 100644 (file)
--- a/lib/dns/rbtdb.c
+++ b/lib/dns/rbtdb.c
@@ -6446,13 +6446,6 @@ add32(dns_rbtdb_t *rbtdb, dns_rbtnode_t *rbtnode, rbtdb_version_t *rbtversion,
                } else {
                        idx = newheader->node->locknum;
                        if (IS_CACHE(rbtdb)) {
-                               /*
-                                * XXXMLG We don't check the return value
-                                * here.  If it fails, we will not do TTL
-                                * based expiry on this node.  However, we
-                                * will do it on the LRU side, so memory
-                                * will not leak... for long.
-                                */
                                INSIST(rbtdb->heaps != NULL);
                                result = isc_heap_insert(rbtdb->heaps[idx],
                                                         newheader);