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mac80211: fix off-by-one in llid check.

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According to IEEE 802.11-2012 (8.4.2.104), no peering
management element exists with length 7. This code is checking
to see if llid is present to ignore close frames with different
llid, which would be IEs with length 8.

Signed-off-by: Bob Copeland <bob@cozybit.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Bob Copeland 2013-11-05 11:16:49 -08:00 committed by Johannes Berg
parent 1daa37c7ba
commit 3cde38e7f3
1 changed files with 1 additions and 1 deletions
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2
net/mac80211/mesh_plink.c
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@ -825,7 +825,7 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata,
event = CLS_ACPT;
else if (sta->plid != plid)
event = CLS_IGNR;
else if (ie_len == 7 && sta->llid != llid)
else if (ie_len == 8 && sta->llid != llid)
event = CLS_IGNR;
else
event = CLS_ACPT;