diff --git a/src/core/init.c b/src/core/init.c
index 253c8911..1db2ef75 100644
--- a/src/core/init.c
+++ b/src/core/init.c
@@ -314,7 +314,7 @@
 #endif /* !LWIP_DISABLE_TCP_SANITY_CHECKS */
 
 /**
- * Perform Sanity check of user-configurable values, and initialize all modules.
+ * Initialize all modules.
  */
 void
 lwip_init(void)
@@ -355,13 +355,6 @@ lwip_init(void)
 #if LWIP_DNS
   dns_init();
 #endif /* LWIP_DNS */
-#if LWIP_IPV6
-  ip6_init();
-  nd6_init();
-#if LWIP_IPV6_MLD
-  mld6_init();
-#endif /* LWIP_IPV6_MLD */
-#endif /* LWIP_IPV6 */
 #if PPP_SUPPORT
   ppp_init();
 #endif
diff --git a/src/include/lwip/ip6.h b/src/include/lwip/ip6.h
index 13385aea..dcb3270a 100644
--- a/src/include/lwip/ip6.h
+++ b/src/include/lwip/ip6.h
@@ -161,7 +161,6 @@ PACK_STRUCT_END
 #define IP6H_HOPLIM_SET(hdr, hl) (hdr)->_hoplim = (u8_t)(hl)
 
 
-#define ip6_init() /* TODO should we init current addresses and header pointer? */
 struct netif *ip6_route(const ip6_addr_t *src, const ip6_addr_t *dest);
 ip6_addr_t   *ip6_select_source_address(struct netif *netif, const ip6_addr_t * dest);
 err_t         ip6_input(struct pbuf *p, struct netif *inp);
diff --git a/src/include/lwip/mld6.h b/src/include/lwip/mld6.h
index d5b515a0..f992c992 100644
--- a/src/include/lwip/mld6.h
+++ b/src/include/lwip/mld6.h
@@ -99,7 +99,6 @@ PACK_STRUCT_END
 #define MLD6_ADD_MAC_FILTER            1
 
 
-#define mld6_init() /* TODO should we init tables? */
 err_t  mld6_stop(struct netif *netif);
 void   mld6_report_groups(struct netif *netif);
 void   mld6_tmr(void);
diff --git a/src/include/lwip/nd6.h b/src/include/lwip/nd6.h
index 5c01d2d4..d0646f1b 100644
--- a/src/include/lwip/nd6.h
+++ b/src/include/lwip/nd6.h
@@ -342,7 +342,6 @@ extern struct nd6_router_list_entry default_router_list[];
 extern u32_t reachable_time;
 extern u32_t retrans_timer;
 
-#define nd6_init() /* TODO should we init tables? */
 void nd6_tmr(void);
 void nd6_input(struct pbuf *p, struct netif *inp);
 s8_t nd6_get_next_hop_entry(const ip6_addr_t * ip6addr, struct netif * netif);