+done:
+ lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret);
+ return ret;
+}
+
+
+static int update_channel(wlan_private * priv)
+{
+ /* the channel in f/w could be out of sync, get the current channel */
+ return libertas_prepare_and_send_command(priv, cmd_802_11_rf_channel,
+ cmd_opt_802_11_rf_channel_get,
+ cmd_option_waitforrsp, 0, NULL);
+}
+
+static int assoc_helper_channel(wlan_private *priv,
+ struct assoc_request * assoc_req)
+{
+ wlan_adapter *adapter = priv->adapter;
+ int ret = 0;
+
+ lbs_deb_enter(LBS_DEB_ASSOC);
+
+ ret = update_channel(priv);
+ if (ret < 0) {
+ lbs_deb_assoc("ASSOC: channel: error getting channel.");
+ }
+
+ if (assoc_req->channel == adapter->curbssparams.channel)
+ goto done;
+
+ lbs_deb_assoc("ASSOC: channel: %d -> %d\n",
+ adapter->curbssparams.channel, assoc_req->channel);
+
+ ret = libertas_prepare_and_send_command(priv, cmd_802_11_rf_channel,
+ cmd_opt_802_11_rf_channel_set,
+ cmd_option_waitforrsp, 0, &assoc_req->channel);
+ if (ret < 0) {
+ lbs_deb_assoc("ASSOC: channel: error setting channel.");
+ }
+
+ ret = update_channel(priv);
+ if (ret < 0) {
+ lbs_deb_assoc("ASSOC: channel: error getting channel.");
+ }
+
+ if (assoc_req->channel != adapter->curbssparams.channel) {
+ lbs_deb_assoc("ASSOC: channel: failed to update channel to %d",
+ assoc_req->channel);
+ goto done;
+ }
+
+ if ( assoc_req->secinfo.wep_enabled
+ && (assoc_req->wep_keys[0].len
+ || assoc_req->wep_keys[1].len
+ || assoc_req->wep_keys[2].len
+ || assoc_req->wep_keys[3].len)) {
+ /* Make sure WEP keys are re-sent to firmware */
+ set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
+ }
+
+ /* Must restart/rejoin adhoc networks after channel change */
+ set_bit(ASSOC_FLAG_SSID, &assoc_req->flags);
+
+done:
+ lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret);