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When an assoc_resp is received the network structure is not completely
initialized which can cause problems for drivers that expect the network
structure to be completely filled in.

This patch will make sure the network is filled in as much as possible.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: James Ketrenos <jketreno@linux.intel.com>

Ivo van Doorn 19 年之前
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共有 1 个文件被更改,包括 32 次插入0 次删除
  1. 32 0
      net/ieee80211/ieee80211_rx.c

+ 32 - 0
net/ieee80211/ieee80211_rx.c

@@ -1106,10 +1106,41 @@ static int ieee80211_handle_assoc_resp(struct ieee80211_device *ieee, struct iee
 	//network->atim_window = le16_to_cpu(frame->aid) & (0x3FFF);
 	network->atim_window = le16_to_cpu(frame->aid);
 	network->listen_interval = le16_to_cpu(frame->status);
+	memcpy(network->bssid, frame->header.addr3, ETH_ALEN);
+	network->capability = le16_to_cpu(frame->capability);
+	network->last_scanned = jiffies;
+	network->rates_len = network->rates_ex_len = 0;
+	network->last_associate = 0;
+	network->ssid_len = 0;
+	network->erp_value = (network->capability & WLAN_CAPABILITY_IBSS) ? 0x3 : 0x0;
+
+	if (stats->freq == IEEE80211_52GHZ_BAND) {
+		/* for A band (No DS info) */
+		network->channel = stats->received_channel;
+	} else
+		network->flags |= NETWORK_HAS_CCK;
+
+	network->wpa_ie_len = 0;
+	network->rsn_ie_len = 0;
 
 	if(ieee80211_parse_info_param(frame->info_element, stats->len - sizeof(*frame), network))
 		return 1;
 
+	network->mode = 0;
+	if (stats->freq == IEEE80211_52GHZ_BAND)
+		network->mode = IEEE_A;
+	else {
+		if (network->flags & NETWORK_HAS_OFDM)
+			network->mode |= IEEE_G;
+		if (network->flags & NETWORK_HAS_CCK)
+			network->mode |= IEEE_B;
+	}
+
+	if (ieee80211_is_empty_essid(network->ssid, network->ssid_len))
+		network->flags |= NETWORK_EMPTY_ESSID;
+
+	memcpy(&network->stats, stats, sizeof(network->stats));
+
 	if (ieee->handle_assoc_response != NULL)
 		ieee->handle_assoc_response(dev, frame, network);
 
@@ -1126,6 +1157,7 @@ static inline int ieee80211_network_init(struct ieee80211_device *ieee, struct i
 	network->qos_data.active = 0;
 	network->qos_data.supported = 0;
 	network->qos_data.param_count = 0;
+	network->qos_data.old_param_count = 0;
 
 	/* Pull out fixed field data */
 	memcpy(network->bssid, beacon->header.addr3, ETH_ALEN);