From: Javier Cardona <javier@xxxxxxxxxxx>
Signed-off-by: Javier Cardona <javier@xxxxxxxxxxx>
---
net/mac80211/mesh_plink.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index bafe255..5d0dd92 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -372,6 +372,9 @@ int mesh_plink_open(struct sta_info *sta)
__le16 llid;
struct ieee80211_sub_if_data *sdata = sta->sdata;
+ if (!test_sta_flags(sta, WLAN_STA_AUTH))
+ return -EPERM;
+
spin_lock_bh(&sta->lock);
get_random_bytes(&llid, 2);
sta->llid = llid;
@@ -484,6 +487,12 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
return;
}
+ if (sta && !test_sta_flags(sta, WLAN_STA_AUTH)) {
+ mpl_dbg("Mesh plink: Action frame from non-authed peer\n");
+ rcu_read_unlock();
+ return;
+ }
+
if (sta && sta->plink_state == PLINK_BLOCKED) {
rcu_read_unlock();
return;
--
1.7.4.1
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