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authorRui Paulo <rpaulo@gmail.com>2009-11-10 02:46:41 +0300
committerJohn W. Linville <linville@tuxdriver.com>2009-11-11 23:23:57 +0300
commit8f2fda9594f083981ad54c1994863875fe680925 (patch)
tree3a409f293de7fd2569d6d962165e4704898bfe6e /net/mac80211/mesh.c
parenta1935218da8964a033bdf68c591629741c94eeec (diff)
downloadlinux-8f2fda9594f083981ad54c1994863875fe680925.tar.xz
mac80211: implement the meshconf formation info field
The Mesh Configuration Formation Info field contains the number of neighbors. This means that the beacon must be updated every time a peer joins or leaves. Signed-off-by: Rui Paulo <rpaulo@gmail.com> Signed-off-by: Javier Cardona <rpaulo@gmail.com> Reviewed-by: Andrey Yurovsky <andrey@cozybit.com> Tested-by: Brian Cavagnolo <brian@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/mesh.c')
-rw-r--r--net/mac80211/mesh.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index a49a3374acb1..79425182c290 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -223,6 +223,7 @@ void mesh_mgmt_ies_add(struct sk_buff *skb, struct ieee80211_sub_if_data *sdata)
struct ieee80211_supported_band *sband;
u8 *pos;
int len, i, rate;
+ u8 neighbors;
sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
len = sband->n_bitrates;
@@ -271,9 +272,11 @@ void mesh_mgmt_ies_add(struct sk_buff *skb, struct ieee80211_sub_if_data *sdata)
/* Authentication Protocol identifier */
*pos++ = sdata->u.mesh.mesh_auth_id;
- /* Mesh Formation Info */
- memset(pos, 0x00, 1);
- pos += 1;
+ /* Mesh Formation Info - number of neighbors */
+ neighbors = atomic_read(&sdata->u.mesh.mshstats.estab_plinks);
+ /* Number of neighbor mesh STAs or 15 whichever is smaller */
+ neighbors = (neighbors > 15) ? 15 : neighbors;
+ *pos++ = neighbors << 1;
/* Mesh capability */
sdata->u.mesh.accepting_plinks = mesh_plink_availables(sdata);