diff options
Diffstat (limited to 'net/mac80211/mesh_plink.c')
| -rw-r--r-- | net/mac80211/mesh_plink.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index ea13a80a476c..44b53931ba5e 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -160,7 +160,8 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata, enum plink_frame_type action, u8 *da, __le16 llid, __le16 plid, __le16 reason) { struct ieee80211_local *local = sdata->local; - struct sk_buff *skb = dev_alloc_skb(local->hw.extra_tx_headroom + 400); + struct sk_buff *skb = dev_alloc_skb(local->hw.extra_tx_headroom + 400 + + sdata->u.mesh.vendor_ie_len); struct ieee80211_mgmt *mgmt; bool include_plid = false; static const u8 meshpeeringproto[] = { 0x00, 0x0F, 0xAC, 0x2A }; @@ -412,7 +413,7 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m enum plink_event event; enum plink_frame_type ftype; size_t baselen; - bool deactivated; + bool deactivated, matches_local = true; u8 ie_len; u8 *baseaddr; __le16 plid, llid, reason; @@ -487,6 +488,7 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m /* Now we will figure out the appropriate event... */ event = PLINK_UNDEFINED; if (ftype != PLINK_CLOSE && (!mesh_matches_local(&elems, sdata))) { + matches_local = false; switch (ftype) { case PLINK_OPEN: event = OPN_RJCT; @@ -498,7 +500,15 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m /* avoid warning */ break; } - spin_lock_bh(&sta->lock); + } + + if (!sta && !matches_local) { + rcu_read_unlock(); + reason = cpu_to_le16(MESH_CAPABILITY_POLICY_VIOLATION); + llid = 0; + mesh_plink_frame_tx(sdata, PLINK_CLOSE, mgmt->sa, llid, + plid, reason); + return; } else if (!sta) { /* ftype == PLINK_OPEN */ u32 rates; @@ -522,7 +532,7 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m } event = OPN_ACPT; spin_lock_bh(&sta->lock); - } else { + } else if (matches_local) { spin_lock_bh(&sta->lock); switch (ftype) { case PLINK_OPEN: @@ -564,6 +574,8 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m rcu_read_unlock(); return; } + } else { + spin_lock_bh(&sta->lock); } mpl_dbg("Mesh plink (peer, state, llid, plid, event): %pM %s %d %d %d\n", |