7 files changed, 34 insertions, 11 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-rs.c b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
index 9b60a0c5de5f..21c841847d88 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
@@ -638,12 +638,16 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta,
 	s8 scale_action = 0;
 	unsigned long flags;
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-	u16 fc, rate_mask;
+	u16 fc;
+	u16 rate_mask = 0;
 	struct iwl3945_priv *priv = (struct iwl3945_priv *)priv_r;
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 
 	IWL_DEBUG_RATE("enter\n");
 
+	if (sta)
+		rate_mask = sta->supp_rates[sband->band];
+
 	/* Send management frames and broadcast/multicast data using lowest
 	 * rate. */
 	fc = le16_to_cpu(hdr->frame_control);
@@ -651,11 +655,15 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta,
 	    is_multicast_ether_addr(hdr->addr1) ||
 	    !sta || !priv_sta) {
 		IWL_DEBUG_RATE("leave: No STA priv data to update!\n");
-		info->control.rates[0].idx = rate_lowest_index(sband, sta);
+		if (!rate_mask)
+			info->control.rates[0].idx =
+					rate_lowest_index(sband, NULL);
+		else
+			info->control.rates[0].idx =
+					rate_lowest_index(sband, sta);
 		return;
 	}
 
-	rate_mask = sta->supp_rates[sband->band];
 	index = min(rs_sta->last_txrate_idx & 0xffff, IWL_RATE_COUNT - 1);
 
 	if (sband->band == IEEE80211_BAND_5GHZ)
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index 8fdb34222c0a..45cfa1cf194a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -2219,7 +2219,7 @@ int iwl3945_txpower_set_from_eeprom(struct iwl3945_priv *priv)
 		/* set tx power value for all OFDM rates */
 		for (rate_index = 0; rate_index < IWL_OFDM_RATES;
 		     rate_index++) {
-			s32 power_idx;
+			s32 uninitialized_var(power_idx);
 			int rc;
 
 			/* use channel group's clip-power table,
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index f3f17929ca0b..27f50471aed8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -944,7 +944,8 @@ static void rs_tx_status(void *priv_r, struct ieee80211_supported_band *sband,
 	}
 
 	/* See if there's a better rate or modulation mode to try. */
-	rs_rate_scale_perform(priv, hdr, sta, lq_sta);
+	if (sta && sta->supp_rates[sband->band])
+		rs_rate_scale_perform(priv, hdr, sta, lq_sta);
 out:
 	return;
 }
@@ -2101,14 +2102,23 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta, void *priv_sta,
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 	struct iwl_lq_sta *lq_sta = priv_sta;
 	int rate_idx;
+	u64 mask_bit = 0;
 
 	IWL_DEBUG_RATE_LIMIT("rate scale calculate new rate for skb\n");
 
+	if (sta)
+		mask_bit = sta->supp_rates[sband->band];
+
 	/* Send management frames and broadcast/multicast data using lowest
 	 * rate. */
 	if (!ieee80211_is_data(hdr->frame_control) ||
 	    is_multicast_ether_addr(hdr->addr1) || !sta || !lq_sta) {
-		info->control.rates[0].idx = rate_lowest_index(sband, sta);
+		if (!mask_bit)
+			info->control.rates[0].idx =
+					rate_lowest_index(sband, NULL);
+		else
+			info->control.rates[0].idx =
+					rate_lowest_index(sband, sta);
 		return;
 	}
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 5da6b35cd26d..b35c8813bef4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1719,6 +1719,10 @@ static int iwl_read_ucode(struct iwl_priv *priv)
 	priv->ucode_data_backup.len = data_size;
 	iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_data_backup);
 
+	if (!priv->ucode_code.v_addr || !priv->ucode_data.v_addr ||
+	    !priv->ucode_data_backup.v_addr)
+		goto err_pci_alloc;
+
 	/* Initialization instructions and data */
 	if (init_size && init_data_size) {
 		priv->ucode_init.len = init_size;
@@ -2482,7 +2486,7 @@ static int iwl_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 		dev_kfree_skb_any(skb);
 
 	IWL_DEBUG_MACDUMP("leave\n");
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static int iwl_mac_add_interface(struct ieee80211_hw *hw,
diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h
index 52966ffbef6e..ba997204c8d4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-commands.h
+++ b/drivers/net/wireless/iwlwifi/iwl-commands.h
@@ -255,7 +255,7 @@ struct iwl_cmd_header {
  *        0x3)  54 Mbps
  *
  * Legacy CCK rate format for bits 7:0 (bit 8 must be "0", bit 9 "1"):
- *  3-0:   10)  1 Mbps
+ *  6-0:   10)  1 Mbps
  *         20)  2 Mbps
  *         55)  5.5 Mbps
  *        110)  11 Mbps
diff --git a/drivers/net/wireless/iwlwifi/iwl-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-hcmd.c
index 01a2169cecec..4b35b30e493e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-hcmd.c
+++ b/drivers/net/wireless/iwlwifi/iwl-hcmd.c
@@ -51,6 +51,7 @@ const char *get_cmd_string(u8 cmd)
 		IWL_CMD(REPLY_REMOVE_STA);
 		IWL_CMD(REPLY_REMOVE_ALL_STA);
 		IWL_CMD(REPLY_WEPKEY);
+		IWL_CMD(REPLY_3945_RX);
 		IWL_CMD(REPLY_TX);
 		IWL_CMD(REPLY_RATE_SCALE);
 		IWL_CMD(REPLY_LEDS_CMD);
@@ -223,7 +224,7 @@ int iwl_send_cmd_sync(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
 		IWL_ERROR("Error: Response NULL in '%s'\n",
 			  get_cmd_string(cmd->id));
 		ret = -EIO;
-		goto out;
+		goto cancel;
 	}
 
 	ret = 0;
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index d64580805d6e..95d01984c80e 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -745,7 +745,7 @@ static int iwl3945_send_cmd_sync(struct iwl3945_priv *priv, struct iwl3945_host_
 		IWL_ERROR("Error: Response NULL in '%s'\n",
 			  get_cmd_string(cmd->id));
 		ret = -EIO;
-		goto out;
+		goto cancel;
 	}
 
 	ret = 0;
@@ -6538,7 +6538,7 @@ static int iwl3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 		dev_kfree_skb_any(skb);
 
 	IWL_DEBUG_MAC80211("leave\n");
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static int iwl3945_mac_add_interface(struct ieee80211_hw *hw,