iwlwifi/iwl3945: remove data_retry_limit

Remove the ununsed variable data_retry_limit
from priv.

Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-3945.c

@@ -806,9 +806,6 @@ void iwl3945_hw_build_tx_cmd_rate(struct iwl_priv *priv,
 	} else
 		data_retry_limit = IWL_DEFAULT_TX_RETRY;
 
-	if (priv->data_retry_limit != -1)
-		data_retry_limit = priv->data_retry_limit;
-
 	if (ieee80211_is_mgmt(fc)) {
 		switch (fc & cpu_to_le16(IEEE80211_FCTL_STYPE)) {
 		case cpu_to_le16(IEEE80211_STYPE_AUTH):