This was a potential memory leak, but not the one Feela observed.

This one could happen when an import filter of some protocol modified
the rte (so that it would be rte_cow()ed) and later rejected it.

diff --git a/nest/rt-table.c b/nest/rt-table.c
index 82acea061b35f2feb04cb43fdc2a05f709063c17..7d8894d1cdb40efc3e6caaa31e52d47d163caa6c 100644 (file)
--- a/nest/rt-table.c
+++ b/nest/rt-table.c
@@ -184,6 +184,8 @@ do_rte_announce(struct announce_hook *a, net *net, rte *new, rte *old, ea_list *
               p->out_filter && f_run(p->out_filter, &new, &tmpa, rte_update_pool, FF_FORCE_TMPATTR) > F_ACCEPT)
        {
          rte_trace_out(D_FILTERS, p, new, "filtered out");
+         if (new != new0)
+           rte_free(new);
          new = NULL;
        }
     }