diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h
index 6c94222a9df5..ad8469293d71 100644
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -212,7 +212,6 @@ int mesh_rmc_check(struct ieee80211_sub_if_data *sdata,
 		   const u8 *addr, struct ieee80211s_hdr *mesh_hdr);
 bool mesh_matches_local(struct ieee80211_sub_if_data *sdata,
 			struct ieee802_11_elems *ie);
-void mesh_ids_set_default(struct ieee80211_if_mesh *mesh);
 int mesh_add_meshconf_ie(struct ieee80211_sub_if_data *sdata,
 			 struct sk_buff *skb);
 int mesh_add_meshid_ie(struct ieee80211_sub_if_data *sdata,