route: return false for rt_add on failure rather than garbage

diff --git a/src/route.c b/src/route.c
index cf3a70568575d227d4f25a4284c21012e5b4e609..57f9b187935765783f6e2e969b6866ac5ea52358 100644 (file)
--- a/src/route.c
+++ b/src/route.c
@@ -674,6 +674,7 @@ rt_add(rb_tree_t *kroutes, struct rt *nrt, struct rt *ort)
 logerr:
 #endif
        logerr("if_route (ADD)");
+       result = false;
 
 out:
        if (krt != NULL) {