diff --git a/lib/if.c b/lib/if.c
index 86f754b..e9ef50b 100644
--- a/lib/if.c
+++ b/lib/if.c
@@ -146,7 +146,7 @@
     (*if_master.if_delete_hook) (ifp);
 
   /* Free connected address list */
-  list_delete (ifp->connected);
+  list_delete_all_node (ifp->connected);
 }
 
 /* Delete and free interface structure. */
@@ -157,6 +157,8 @@
 
   if_delete_retain(ifp);
 
+  list_free (ifp->connected);
+
   XFREE (MTYPE_IF, ifp);
 }