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| author | Javier Cardona <javier@cozybit.com> | 2011-04-07 15:08:32 -0700 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-04-12 16:57:38 -0400 |
| commit | 53e805111b69d55834f4e1ed0a31a97ea0b9e425 (patch) | |
| tree | 7bb12930aec57f5fb794f5e3c1c82710c26f0d8e /net/mac80211/mesh_plink.c | |
| parent | 71839121a0f35f9968d2e204a76eb22683156fd8 (diff) | |
| download | blackbird-op-linux-53e805111b69d55834f4e1ed0a31a97ea0b9e425.tar.gz blackbird-op-linux-53e805111b69d55834f4e1ed0a31a97ea0b9e425.zip | |
mac80211: ignore peer link requests from unauthenticated stations.
Signed-off-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/mesh_plink.c')
| -rw-r--r-- | 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 bafe25594e09..5d0dd9217e5f 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; |
