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| author | Jouni Malinen <j@w1.fi> | 2009-01-08 13:32:08 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-01-29 16:00:06 -0500 |
| commit | 97ebe12a035e11f8af7a06a34f4d848f9b2f0b49 (patch) | |
| tree | d6c96bf228c0a3c7e2022541d01d08f4cc1a6864 | |
| parent | 1acc97b63a3f32481ebbb4e831323e9aa8834f66 (diff) | |
| download | kernel_goldelico_gta04-97ebe12a035e11f8af7a06a34f4d848f9b2f0b49.zip kernel_goldelico_gta04-97ebe12a035e11f8af7a06a34f4d848f9b2f0b49.tar.gz kernel_goldelico_gta04-97ebe12a035e11f8af7a06a34f4d848f9b2f0b49.tar.bz2 | |
mac80211: 802.11w - Drop unprotected robust management frames if MFP is used
Use ieee80211_drop_unencrypted() to decide whether a received frame
should be dropped with management frames, too. If MFP is negotiated,
unprotected robust management frames will be dropped.
Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | net/mac80211/rx.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 63db89a..57ce697 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1737,6 +1737,9 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) if (!(rx->flags & IEEE80211_RX_RA_MATCH)) return RX_DROP_MONITOR; + if (ieee80211_drop_unencrypted(rx, mgmt->frame_control)) + return RX_DROP_MONITOR; + /* all categories we currently handle have action_code */ if (len < IEEE80211_MIN_ACTION_SIZE + 1) return RX_DROP_MONITOR; @@ -1825,10 +1828,14 @@ static ieee80211_rx_result debug_noinline ieee80211_rx_h_mgmt(struct ieee80211_rx_data *rx) { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev); + struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) rx->skb->data; if (!(rx->flags & IEEE80211_RX_RA_MATCH)) return RX_DROP_MONITOR; + if (ieee80211_drop_unencrypted(rx, mgmt->frame_control)) + return RX_DROP_MONITOR; + if (ieee80211_vif_is_mesh(&sdata->vif)) return ieee80211_mesh_rx_mgmt(sdata, rx->skb, rx->status); |