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authorAshok Nagarajan <ashok@cozybit.com>2012-04-30 14:20:31 -0700
committerJohn W. Linville <linville@tuxdriver.com>2012-05-08 21:53:58 -0400
commitb91e64aad2c78b0477b9eb3a26335668b4032002 (patch)
tree3ee73d514f4fc86097cbbd0799c1dab911d29be9 /net
parent57aac7c51c07ca7a2361477f352af422259301bd (diff)
mac80211: Allow nonHT/HT peering in mesh
Now that we have protection enabled, allow non-HT and HT20 stations to peer with HT40+/- stations. Peering is still disallowed for HT40+/- mismatch. Signed-off-by: Ashok Nagarajan <ashok@cozybit.com> Reviewed-by: Thomas Pedersen <thomas@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/mesh.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 8a952e04690a..0fabb8bae9fb 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -76,6 +76,7 @@ bool mesh_matches_local(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
struct ieee80211_local *local = sdata->local;
u32 basic_rates = 0;
+ enum nl80211_channel_type sta_channel_type = NL80211_CHAN_NO_HT;
/*
* As support for each feature is added, check for matching
@@ -102,10 +103,15 @@ bool mesh_matches_local(struct ieee80211_sub_if_data *sdata,
if (sdata->vif.bss_conf.basic_rates != basic_rates)
goto mismatch;
- /* disallow peering with mismatched channel types for now */
+ if (ie->ht_operation)
+ sta_channel_type =
+ ieee80211_ht_oper_to_channel_type(ie->ht_operation);
+
+ /* Disallow HT40+/- mismatch */
if (ie->ht_operation &&
- (local->_oper_channel_type !=
- ieee80211_ht_oper_to_channel_type(ie->ht_operation)))
+ local->_oper_channel_type > NL80211_CHAN_HT20 &&
+ sta_channel_type > NL80211_CHAN_HT20 &&
+ local->_oper_channel_type != sta_channel_type)
goto mismatch;
return true;