iwlwifi: remove cck_flag from iwl_driver_hw_info

This patch remove cck_flag from iwl_driver_hw_info, this flag
is unused after spliting the iwl-base.c

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index f602264..125d99e 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -506,8 +506,10 @@
 	station->sta.sta.sta_id = index;
 	station->sta.station_flags = 0;
 
-	rate = (priv->phymode == MODE_IEEE80211A) ? IWL_RATE_6M_PLCP :
-				IWL_RATE_1M_PLCP | priv->hw_setting.cck_flag;
+	if (priv->phymode == MODE_IEEE80211A)
+		rate = IWL_RATE_6M_PLCP;
+	else
+		rate =	IWL_RATE_1M_PLCP;
 
 	/* Turn on both antennas for the station... */
 	station->sta.rate_n_flags =