mac80211: add beacon timestamp to beacon template in IBSS

This patch adds a beacon timestamp to the beacon template used in IBSS
mode. This way the underlying driver can update its TSF accordingly.
According the spec station should adopt the highest TSF from an incoming
beacons in the cell.

Signed-off-by: Assaf Krauss <assaf.krauss@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 1e4054b273ddf708e012240b57b9bee013c77476..0a310d09ab076fee5c7a6ca74f788ea12188be06 100644 (file)
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2503,6 +2503,7 @@ static int ieee80211_sta_join_ibss(struct net_device *dev,
                memcpy(mgmt->bssid, ifsta->bssid, ETH_ALEN);
                mgmt->u.beacon.beacon_int =
                        cpu_to_le16(local->hw.conf.beacon_int);
+               mgmt->u.beacon.timestamp = cpu_to_le64(bss->timestamp);
                mgmt->u.beacon.capab_info = cpu_to_le16(bss->capability);
 
                pos = skb_put(skb, 2 + ifsta->ssid_len);