iwl3945: kill iwl3945_rx_queue_restock

This patch kills iwl3945_rx_queue_restock function on prise of new
hw_params.rx_wrt_ptr_reg which holds per NIC RX write pointer register.

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/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 76d86fe..d20d2ba 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -844,6 +844,8 @@
 	priv->hw_params.max_bsm_size = 0;
 	priv->hw_params.fat_channel =  BIT(IEEE80211_BAND_2GHZ) |
 					BIT(IEEE80211_BAND_5GHZ);
+	priv->hw_params.rx_wrt_ptr_reg = FH_RSCSR_CHNL0_WPTR;
+
 	priv->hw_params.sens = &iwl5000_sensitivity;
 
 	switch (priv->hw_rev & CSR_HW_REV_TYPE_MSK) {