mac80211: Fix regression that allowed mpaths between non-peers.
Mesh paths should only exist over established peer links. Signed-off-by: Javier Cardona <javier@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -789,11 +789,20 @@ void mesh_rx_path_sel_frame(struct ieee80211_sub_if_data *sdata,
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struct ieee802_11_elems elems;
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struct ieee802_11_elems elems;
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size_t baselen;
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size_t baselen;
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u32 last_hop_metric;
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u32 last_hop_metric;
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struct sta_info *sta;
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/* need action_code */
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/* need action_code */
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if (len < IEEE80211_MIN_ACTION_SIZE + 1)
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if (len < IEEE80211_MIN_ACTION_SIZE + 1)
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return;
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return;
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rcu_read_lock();
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sta = sta_info_get(sdata, mgmt->sa);
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if (!sta || sta->plink_state != NL80211_PLINK_ESTAB) {
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rcu_read_unlock();
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return;
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}
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rcu_read_unlock();
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baselen = (u8 *) mgmt->u.action.u.mesh_action.variable - (u8 *) mgmt;
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baselen = (u8 *) mgmt->u.action.u.mesh_action.variable - (u8 *) mgmt;
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ieee802_11_parse_elems(mgmt->u.action.u.mesh_action.variable,
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ieee802_11_parse_elems(mgmt->u.action.u.mesh_action.variable,
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len - baselen, &elems);
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len - baselen, &elems);
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