From 4d5c749cf704143ca5dd19e19c6af79b26235c82 Mon Sep 17 00:00:00 2001
From: Joakim Eriksson <joakime@sics.se>
Date: Wed, 26 Aug 2015 18:24:54 +0200
Subject: [PATCH] removed locking of rpl-parent since it was never unlocked -
 moved to routing module

---
 core/net/rpl/rpl-dag.c     | 6 ------
 core/net/rpl/rpl-icmp6.c   | 2 --
 core/net/rpl/rpl-private.h | 3 ---
 3 files changed, 11 deletions(-)

diff --git a/core/net/rpl/rpl-dag.c b/core/net/rpl/rpl-dag.c
index 767c58968..89be40184 100644
--- a/core/net/rpl/rpl-dag.c
+++ b/core/net/rpl/rpl-dag.c
@@ -1408,10 +1408,4 @@ rpl_process_dio(uip_ipaddr_t *from, rpl_dio_t *dio)
   p->dtsn = dio->dtsn;
 }
 /*---------------------------------------------------------------------------*/
-void
-rpl_lock_parent(rpl_parent_t *p)
-{
-  nbr_table_lock(rpl_parents, p);
-}
-/*---------------------------------------------------------------------------*/
 /** @} */
diff --git a/core/net/rpl/rpl-icmp6.c b/core/net/rpl/rpl-icmp6.c
index 0a4488d13..c4db3c8fa 100644
--- a/core/net/rpl/rpl-icmp6.c
+++ b/core/net/rpl/rpl-icmp6.c
@@ -773,8 +773,6 @@ dao_input(void)
     PRINTF("RPL: Neighbor already in neighbor cache\n");
   }
 
-  rpl_lock_parent(parent);
-
   rep = rpl_add_route(dag, &prefix, prefixlen, &dao_sender_addr);
   if(rep == NULL) {
     RPL_STAT(rpl_stats.mem_overflows++);
diff --git a/core/net/rpl/rpl-private.h b/core/net/rpl/rpl-private.h
index b49d71089..a1adc0d6f 100644
--- a/core/net/rpl/rpl-private.h
+++ b/core/net/rpl/rpl-private.h
@@ -303,9 +303,6 @@ uip_ds6_route_t *rpl_add_route(rpl_dag_t *dag, uip_ipaddr_t *prefix,
                                int prefix_len, uip_ipaddr_t *next_hop);
 void rpl_purge_routes(void);
 
-/* Lock a parent in the neighbor cache. */
-void rpl_lock_parent(rpl_parent_t *p);
-
 /* Objective function. */
 rpl_of_t *rpl_find_of(rpl_ocp_t);