1 files changed, 6 insertions, 1 deletions

diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index 8f0887fc7128..b488e1859b18 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -957,7 +957,8 @@ mesh_plink_get_event(struct ieee80211_sub_if_data *sdata,
                 if (!matches_local)
                         event = CNF_RJCT;
                 if (!mesh_plink_free_count(sdata) ||
-                    (sta->llid != llid || sta->plid != plid))
+                    sta->llid != llid ||
+                    (sta->plid && sta->plid != plid))
                         event = CNF_IGNR;
                 else
                         event = CNF_ACPT;
@@ -1074,6 +1075,10 @@ mesh_process_plink_frame(struct ieee80211_sub_if_data *sdata,
                 goto unlock_rcu;
         }
 
+        /* 802.11-2012 13.3.7.2 - update plid on CNF if not set */
+        if (!sta->plid && event == CNF_ACPT)
+                sta->plid = plid;
+
         changed |= mesh_plink_fsm(sdata, sta, event);
 
 unlock_rcu: