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authorArik Nemtsov <arik@wizery.com>2014-07-17 17:14:30 +0300
committerJohannes Berg <johannes.berg@intel.com>2014-07-21 12:14:05 +0200
commitdb8e173245535e7e91603e3e69bc63722a82ed81 (patch)
tree2a5a44281e096c179075155d489153a3b1c99f16 /net/mac80211
parentc72e1140463a643579c3f9e09f990e71e95671ac (diff)
mac80211: ignore frames between TDLS peers when operating as AP
If the AP receives actions frames destined for other peers, it may mistakenly toggle BA-sessions from itself to a peer. Ignore TDLS data packets as well - the AP should not handle them. Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/rx.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 5f572bed176..5a786d489f7 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -3129,6 +3129,14 @@ static bool prepare_for_handlers(struct ieee80211_rx_data *rx,
if (!ieee80211_is_beacon(hdr->frame_control))
return false;
status->rx_flags &= ~IEEE80211_RX_RA_MATCH;
+ } else if (!ieee80211_has_tods(hdr->frame_control)) {
+ /* ignore data frames to TDLS-peers */
+ if (ieee80211_is_data(hdr->frame_control))
+ return false;
+ /* ignore action frames to TDLS-peers */
+ if (ieee80211_is_action(hdr->frame_control) &&
+ !ether_addr_equal(bssid, hdr->addr1))
+ return false;
}
break;
case NL80211_IFTYPE_WDS: