4 files changed, 27 insertions, 6 deletions

diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c
index 48fa6df3a77..23728eb6110 100644
--- a/drivers/net/wireless/ipw2x00/ipw2200.c
+++ b/drivers/net/wireless/ipw2x00/ipw2200.c
@@ -3895,6 +3895,7 @@ static int ipw_disassociate(void *data)
 	if (!(priv->status & (STATUS_ASSOCIATED | STATUS_ASSOCIATING)))
 		return 0;
 	ipw_send_disassociate(data, 0);
+	netif_carrier_off(priv->net_dev);
 	return 1;
 }
 
@@ -10155,6 +10156,9 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb,
 	u16 remaining_bytes;
 	int fc;
 
+	if (!(priv->status & STATUS_ASSOCIATED))
+		goto drop;
+
 	hdr_len = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl));
 	switch (priv->ieee->iw_mode) {
 	case IW_MODE_ADHOC:
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 1b021ca74e2..d00dfe4edc3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -238,7 +238,6 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
 }
 EXPORT_SYMBOL(iwl_hw_nic_init);
 
-
 void iwl_reset_qos(struct iwl_priv *priv)
 {
 	u16 cw_min = 15;
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c
index f86a8ca2aa3..4a2479a1622 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -494,7 +494,7 @@ static int iwl_get_free_ucode_key_index(struct iwl_priv *priv)
 		if (!test_and_set_bit(i, &priv->ucode_key_table))
 			return i;
 
-	return -1;
+	return WEP_INVALID_OFFSET;
 }
 
 int iwl_send_static_wepkey_cmd(struct iwl_priv *priv, u8 send_if_empty)
@@ -639,6 +639,9 @@ static int iwl_set_wep_dynamic_key_info(struct iwl_priv *priv,
 	/* else, we are overriding an existing key => no need to allocated room
 	 * in uCode. */
 
+	WARN(priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET,
+		"no space for new kew");
+
 	priv->stations[sta_id].sta.key.key_flags = key_flags;
 	priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_KEY_MASK;
 	priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
@@ -656,6 +659,7 @@ static int iwl_set_ccmp_dynamic_key_info(struct iwl_priv *priv,
 {
 	unsigned long flags;
 	__le16 key_flags = 0;
+	int ret;
 
 	key_flags |= (STA_KEY_FLG_CCMP | STA_KEY_FLG_MAP_KEY_MSK);
 	key_flags |= cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS);
@@ -683,14 +687,18 @@ static int iwl_set_ccmp_dynamic_key_info(struct iwl_priv *priv,
 	/* else, we are overriding an existing key => no need to allocated room
 	 * in uCode. */
 
+	WARN(priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET,
+		"no space for new kew");
+
 	priv->stations[sta_id].sta.key.key_flags = key_flags;
 	priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_KEY_MASK;
 	priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
 
+	ret = iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
+
 	spin_unlock_irqrestore(&priv->sta_lock, flags);
 
-	IWL_DEBUG_INFO("hwcrypto: modify ucode station key info\n");
-	return iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
+	return ret;
 }
 
 static int iwl_set_tkip_dynamic_key_info(struct iwl_priv *priv,
@@ -715,7 +723,10 @@ static int iwl_set_tkip_dynamic_key_info(struct iwl_priv *priv,
 	/* else, we are overriding an existing key => no need to allocated room
 	 * in uCode. */
 
-	/* This copy is actually not needed: we get the key with each TX */
+	WARN(priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET,
+		"no space for new kew");
+
+	/* This copy is acutally not needed: we get the key with each TX */
 	memcpy(priv->stations[sta_id].keyinfo.key, keyconf->key, 16);
 
 	memcpy(priv->stations[sta_id].sta.key.key, keyconf->key, 16);
@@ -802,6 +813,13 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv,
 		return 0;
 	}
 
+	if (priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET) {
+		IWL_WARNING("Removing wrong key %d 0x%x\n",
+			    keyconf->keyidx, key_flags);
+		spin_unlock_irqrestore(&priv->sta_lock, flags);
+		return 0;
+	}
+
 	if (!test_and_clear_bit(priv->stations[sta_id].sta.key.key_offset,
 		&priv->ucode_key_table))
 		IWL_ERROR("index %d not used in uCode key table.\n",
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index 07513e48b8f..9caa96a1358 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -615,7 +615,7 @@ static int filter_ack(struct ieee80211_hw *hw, struct ieee80211_hdr *rx_hdr,
 		struct ieee80211_hdr *tx_hdr;
 
 		tx_hdr = (struct ieee80211_hdr *)skb->data;
-		if (likely(!compare_ether_addr(tx_hdr->addr2, rx_hdr->addr1)))
+		if (likely(!memcmp(tx_hdr->addr2, rx_hdr->addr1, ETH_ALEN)))
 		{
 			__skb_unlink(skb, q);
 			tx_status(hw, skb, stats->signal, 1);