From be125c60e46e165fbfe33db36a4a9d943d560a5b Mon Sep 17 00:00:00 2001
From: Rui Paulo <rpaulo@gmail.com>
Date: Mon, 9 Nov 2009 23:46:54 +0000
Subject: [PATCH] mac80211: add the DS params to the beacon

Signed-off-by: Rui Paulo <rpaulo@gmail.com>
Signed-off-by: Javier Cardona <javier@cozybit.com>
Reviewed-by: Andrey Yurovsky <andrey@cozybit.com>
Tested-by: Brian Cavagnolo <brian@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
 net/mac80211/mesh.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 63427d983216..222a31338390 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -247,6 +247,13 @@ void mesh_mgmt_ies_add(struct sk_buff *skb, struct ieee80211_sub_if_data *sdata)
 		}
 	}
 
+	if (sband->band == IEEE80211_BAND_2GHZ) {
+		pos = skb_put(skb, 2 + 1);
+		*pos++ = WLAN_EID_DS_PARAMS;
+		*pos++ = 1;
+		*pos++ = ieee80211_frequency_to_channel(local->hw.conf.channel->center_freq);
+	}
+
 	pos = skb_put(skb, 2 + sdata->u.mesh.mesh_id_len);
 	*pos++ = WLAN_EID_MESH_ID;
 	*pos++ = sdata->u.mesh.mesh_id_len;