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mac80211: split ieee80211_txrx_data

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Split it into ieee80211_tx_data and ieee80211_rx_data to clarify
usage/flag usage and remove the stupid union thing.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg
2008-02-25 16:27:43 +01:00
committed by John W. Linville
parent 7495883bdd
commit 5cf121c3cd
8 changed files with 320 additions and 311 deletions
Download Patch File Download Diff File Expand all files Collapse all files

163
net/mac80211/rx.c
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@@ -251,7 +251,7 @@ ieee80211_rx_monitor(struct ieee80211_local *local, struct sk_buff *origskb,
}
static void ieee80211_parse_qos(struct ieee80211_txrx_data *rx)
static void ieee80211_parse_qos(struct ieee80211_rx_data *rx)
{
u8 *data = rx->skb->data;
int tid;
@@ -262,9 +262,9 @@ static void ieee80211_parse_qos(struct ieee80211_txrx_data *rx)
/* frame has qos control */
tid = qc[0] & QOS_CONTROL_TID_MASK;
if (qc[0] & IEEE80211_QOS_CONTROL_A_MSDU_PRESENT)
rx->flags |= IEEE80211_TXRXD_RX_AMSDU;
rx->flags |= IEEE80211_RX_AMSDU;
else
rx->flags &= ~IEEE80211_TXRXD_RX_AMSDU;
rx->flags &= ~IEEE80211_RX_AMSDU;
} else {
if (unlikely((rx->fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT)) {
/* Separate TID for management frames */
@@ -280,13 +280,13 @@ static void ieee80211_parse_qos(struct ieee80211_txrx_data *rx)
if (rx->sta)
I802_DEBUG_INC(rx->sta->wme_rx_queue[tid]);
rx->u.rx.queue = tid;
rx->queue = tid;
/* Set skb->priority to 1d tag if highest order bit of TID is not set.
* For now, set skb->priority to 0 for other cases. */
rx->skb->priority = (tid > 7) ? 0 : tid;
}
static void ieee80211_verify_ip_alignment(struct ieee80211_txrx_data *rx)
static void ieee80211_verify_ip_alignment(struct ieee80211_rx_data *rx)
{
#ifdef CONFIG_MAC80211_DEBUG_PACKET_ALIGNMENT
int hdrlen;
@@ -314,7 +314,7 @@ static void ieee80211_verify_ip_alignment(struct ieee80211_txrx_data *rx)
* to move the 802.11 header further back in that case.
*/
hdrlen = ieee80211_get_hdrlen(rx->fc);
if (rx->flags & IEEE80211_TXRXD_RX_AMSDU)
if (rx->flags & IEEE80211_RX_AMSDU)
hdrlen += ETH_HLEN;
WARN_ON_ONCE(((unsigned long)(rx->skb->data + hdrlen)) & 3);
#endif
@@ -357,32 +357,32 @@ static u32 ieee80211_rx_load_stats(struct ieee80211_local *local,
/* rx handlers */
static ieee80211_rx_result
ieee80211_rx_h_if_stats(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_if_stats(struct ieee80211_rx_data *rx)
{
if (rx->sta)
rx->sta->channel_use_raw += rx->u.rx.load;
rx->sdata->channel_use_raw += rx->u.rx.load;
rx->sta->channel_use_raw += rx->load;
rx->sdata->channel_use_raw += rx->load;
return RX_CONTINUE;
}
static ieee80211_rx_result
ieee80211_rx_h_passive_scan(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_passive_scan(struct ieee80211_rx_data *rx)
{
struct ieee80211_local *local = rx->local;
struct sk_buff *skb = rx->skb;
if (unlikely(local->sta_hw_scanning))
return ieee80211_sta_rx_scan(rx->dev, skb, rx->u.rx.status);
return ieee80211_sta_rx_scan(rx->dev, skb, rx->status);
if (unlikely(local->sta_sw_scanning)) {
/* drop all the other packets during a software scan anyway */
if (ieee80211_sta_rx_scan(rx->dev, skb, rx->u.rx.status)
if (ieee80211_sta_rx_scan(rx->dev, skb, rx->status)
!= RX_QUEUED)
dev_kfree_skb(skb);
return RX_QUEUED;
}
if (unlikely(rx->flags & IEEE80211_TXRXD_RXIN_SCAN)) {
if (unlikely(rx->flags & IEEE80211_RX_IN_SCAN)) {
/* scanning finished during invoking of handlers */
I802_DEBUG_INC(local->rx_handlers_drop_passive_scan);
return RX_DROP_UNUSABLE;
@@ -392,7 +392,7 @@ ieee80211_rx_h_passive_scan(struct ieee80211_txrx_data *rx)
}
static ieee80211_rx_result
ieee80211_rx_mesh_check(struct ieee80211_txrx_data *rx)
ieee80211_rx_mesh_check(struct ieee80211_rx_data *rx)
{
int hdrlen = ieee80211_get_hdrlen(rx->fc);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
@@ -443,7 +443,7 @@ ieee80211_rx_mesh_check(struct ieee80211_txrx_data *rx)
static ieee80211_rx_result
ieee80211_rx_h_check(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_check(struct ieee80211_rx_data *rx)
{
struct ieee80211_hdr *hdr;
@@ -452,15 +452,15 @@ ieee80211_rx_h_check(struct ieee80211_txrx_data *rx)
/* Drop duplicate 802.11 retransmissions (IEEE 802.11 Chap. 9.2.9) */
if (rx->sta && !is_multicast_ether_addr(hdr->addr1)) {
if (unlikely(rx->fc & IEEE80211_FCTL_RETRY &&
rx->sta->last_seq_ctrl[rx->u.rx.queue] ==
rx->sta->last_seq_ctrl[rx->queue] ==
hdr->seq_ctrl)) {
if (rx->flags & IEEE80211_TXRXD_RXRA_MATCH) {
if (rx->flags & IEEE80211_RX_RA_MATCH) {
rx->local->dot11FrameDuplicateCount++;
rx->sta->num_duplicates++;
}
return RX_DROP_MONITOR;
} else
rx->sta->last_seq_ctrl[rx->u.rx.queue] = hdr->seq_ctrl;
rx->sta->last_seq_ctrl[rx->queue] = hdr->seq_ctrl;
}
if (unlikely(rx->skb->len < 16)) {
@@ -488,7 +488,7 @@ ieee80211_rx_h_check(struct ieee80211_txrx_data *rx)
if ((!(rx->fc & IEEE80211_FCTL_FROMDS) &&
!(rx->fc & IEEE80211_FCTL_TODS) &&
(rx->fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA)
|| !(rx->flags & IEEE80211_TXRXD_RXRA_MATCH)) {
|| !(rx->flags & IEEE80211_RX_RA_MATCH)) {
/* Drop IBSS frames and frames for other hosts
* silently. */
return RX_DROP_MONITOR;
@@ -502,7 +502,7 @@ ieee80211_rx_h_check(struct ieee80211_txrx_data *rx)
static ieee80211_rx_result
ieee80211_rx_h_decrypt(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
int keyidx;
@@ -543,7 +543,7 @@ ieee80211_rx_h_decrypt(struct ieee80211_txrx_data *rx)
* No point in finding a key and decrypting if the frame is neither
* addressed to us nor a multicast frame.
*/
if (!(rx->flags & IEEE80211_TXRXD_RXRA_MATCH))
if (!(rx->flags & IEEE80211_RX_RA_MATCH))
return RX_CONTINUE;
if (rx->sta)
@@ -561,8 +561,8 @@ ieee80211_rx_h_decrypt(struct ieee80211_txrx_data *rx)
* we somehow allow the driver to tell us which key
* the hardware used if this flag is set?
*/
if ((rx->u.rx.status->flag & RX_FLAG_DECRYPTED) &&
(rx->u.rx.status->flag & RX_FLAG_IV_STRIPPED))
if ((rx->status->flag & RX_FLAG_DECRYPTED) &&
(rx->status->flag & RX_FLAG_IV_STRIPPED))
return RX_CONTINUE;
hdrlen = ieee80211_get_hdrlen(rx->fc);
@@ -603,8 +603,8 @@ ieee80211_rx_h_decrypt(struct ieee80211_txrx_data *rx)
/* Check for weak IVs if possible */
if (rx->sta && rx->key->conf.alg == ALG_WEP &&
((rx->fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) &&
(!(rx->u.rx.status->flag & RX_FLAG_IV_STRIPPED) ||
!(rx->u.rx.status->flag & RX_FLAG_DECRYPTED)) &&
(!(rx->status->flag & RX_FLAG_IV_STRIPPED) ||
!(rx->status->flag & RX_FLAG_DECRYPTED)) &&
ieee80211_wep_is_weak_iv(rx->skb, rx->key))
rx->sta->wep_weak_iv_count++;
@@ -621,7 +621,7 @@ ieee80211_rx_h_decrypt(struct ieee80211_txrx_data *rx)
}
/* either the frame has been decrypted or will be dropped */
rx->u.rx.status->flag |= RX_FLAG_DECRYPTED;
rx->status->flag |= RX_FLAG_DECRYPTED;
return result;
}
@@ -691,7 +691,7 @@ static int ap_sta_ps_end(struct net_device *dev, struct sta_info *sta)
}
static ieee80211_rx_result
ieee80211_rx_h_sta_process(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
{
struct sta_info *sta = rx->sta;
struct net_device *dev = rx->dev;
@@ -720,20 +720,20 @@ ieee80211_rx_h_sta_process(struct ieee80211_txrx_data *rx)
sta->last_rx = jiffies;
}
if (!(rx->flags & IEEE80211_TXRXD_RXRA_MATCH))
if (!(rx->flags & IEEE80211_RX_RA_MATCH))
return RX_CONTINUE;
sta->rx_fragments++;
sta->rx_bytes += rx->skb->len;
sta->last_rssi = rx->u.rx.status->ssi;
sta->last_signal = rx->u.rx.status->signal;
sta->last_noise = rx->u.rx.status->noise;
sta->last_rssi = rx->status->ssi;
sta->last_signal = rx->status->signal;
sta->last_noise = rx->status->noise;
if (!(rx->fc & IEEE80211_FCTL_MOREFRAGS)) {
/* Change STA power saving mode only in the end of a frame
* exchange sequence */
if ((sta->flags & WLAN_STA_PS) && !(rx->fc & IEEE80211_FCTL_PM))
rx->u.rx.sent_ps_buffered += ap_sta_ps_end(dev, sta);
rx->sent_ps_buffered += ap_sta_ps_end(dev, sta);
else if (!(sta->flags & WLAN_STA_PS) &&
(rx->fc & IEEE80211_FCTL_PM))
ap_sta_ps_start(dev, sta);
@@ -838,7 +838,7 @@ ieee80211_reassemble_find(struct ieee80211_sub_if_data *sdata,
}
static ieee80211_rx_result
ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
{
struct ieee80211_hdr *hdr;
u16 sc;
@@ -864,14 +864,14 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
if (frag == 0) {
/* This is the first fragment of a new frame. */
entry = ieee80211_reassemble_add(rx->sdata, frag, seq,
rx->u.rx.queue, &(rx->skb));
rx->queue, &(rx->skb));
if (rx->key && rx->key->conf.alg == ALG_CCMP &&
(rx->fc & IEEE80211_FCTL_PROTECTED)) {
/* Store CCMP PN so that we can verify that the next
* fragment has a sequential PN value. */
entry->ccmp = 1;
memcpy(entry->last_pn,
rx->key->u.ccmp.rx_pn[rx->u.rx.queue],
rx->key->u.ccmp.rx_pn[rx->queue],
CCMP_PN_LEN);
}
return RX_QUEUED;
@@ -881,7 +881,7 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
* fragment cache. Add this fragment to the end of the pending entry.
*/
entry = ieee80211_reassemble_find(rx->sdata, rx->fc, frag, seq,
rx->u.rx.queue, hdr);
rx->queue, hdr);
if (!entry) {
I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag);
return RX_DROP_MONITOR;
@@ -900,7 +900,7 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
if (pn[i])
break;
}
rpn = rx->key->u.ccmp.rx_pn[rx->u.rx.queue];
rpn = rx->key->u.ccmp.rx_pn[rx->queue];
if (memcmp(pn, rpn, CCMP_PN_LEN) != 0) {
if (net_ratelimit())
printk(KERN_DEBUG "%s: defrag: CCMP PN not "
@@ -941,7 +941,7 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
}
/* Complete frame has been reassembled - process it now */
rx->flags |= IEEE80211_TXRXD_FRAGMENTED;
rx->flags |= IEEE80211_RX_FRAGMENTED;
out:
if (rx->sta)
@@ -954,7 +954,7 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
}
static ieee80211_rx_result
ieee80211_rx_h_ps_poll(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
struct sk_buff *skb;
@@ -964,7 +964,7 @@ ieee80211_rx_h_ps_poll(struct ieee80211_txrx_data *rx)
if (likely(!rx->sta ||
(rx->fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_CTL ||
(rx->fc & IEEE80211_FCTL_STYPE) != IEEE80211_STYPE_PSPOLL ||
!(rx->flags & IEEE80211_TXRXD_RXRA_MATCH)))
!(rx->flags & IEEE80211_RX_RA_MATCH)))
return RX_CONTINUE;
if ((sdata->vif.type != IEEE80211_IF_TYPE_AP) &&
@@ -1008,7 +1008,7 @@ ieee80211_rx_h_ps_poll(struct ieee80211_txrx_data *rx)
if (no_pending_pkts)
sta_info_clear_tim_bit(rx->sta);
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
} else if (!rx->u.rx.sent_ps_buffered) {
} else if (!rx->sent_ps_buffered) {
/*
* FIXME: This can be the result of a race condition between
* us expiring a frame and the station polling for it.
@@ -1029,7 +1029,7 @@ ieee80211_rx_h_ps_poll(struct ieee80211_txrx_data *rx)
}
static ieee80211_rx_result
ieee80211_rx_h_remove_qos_control(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_remove_qos_control(struct ieee80211_rx_data *rx)
{
u16 fc = rx->fc;
u8 *data = rx->skb->data;
@@ -1049,7 +1049,7 @@ ieee80211_rx_h_remove_qos_control(struct ieee80211_txrx_data *rx)
}
static int
ieee80211_802_1x_port_control(struct ieee80211_txrx_data *rx)
ieee80211_802_1x_port_control(struct ieee80211_rx_data *rx)
{
if (unlikely(!rx->sta || !(rx->sta->flags & WLAN_STA_AUTHORIZED))) {
#ifdef CONFIG_MAC80211_DEBUG
@@ -1064,13 +1064,13 @@ ieee80211_802_1x_port_control(struct ieee80211_txrx_data *rx)
}
static int
ieee80211_drop_unencrypted(struct ieee80211_txrx_data *rx)
ieee80211_drop_unencrypted(struct ieee80211_rx_data *rx)
{
/*
* Pass through unencrypted frames if the hardware has
* decrypted them already.
*/
if (rx->u.rx.status->flag & RX_FLAG_DECRYPTED)
if (rx->status->flag & RX_FLAG_DECRYPTED)
return 0;
/* Drop unencrypted frames if key is set. */
@@ -1087,7 +1087,7 @@ ieee80211_drop_unencrypted(struct ieee80211_txrx_data *rx)
}
static int
ieee80211_data_to_8023(struct ieee80211_txrx_data *rx)
ieee80211_data_to_8023(struct ieee80211_rx_data *rx)
{
struct net_device *dev = rx->dev;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
@@ -1235,7 +1235,7 @@ ieee80211_data_to_8023(struct ieee80211_txrx_data *rx)
/*
* requires that rx->skb is a frame with ethernet header
*/
static bool ieee80211_frame_allowed(struct ieee80211_txrx_data *rx)
static bool ieee80211_frame_allowed(struct ieee80211_rx_data *rx)
{
static const u8 pae_group_addr[ETH_ALEN]
= { 0x01, 0x80, 0xC2, 0x00, 0x00, 0x03 };
@@ -1261,7 +1261,7 @@ static bool ieee80211_frame_allowed(struct ieee80211_txrx_data *rx)
* requires that rx->skb is a frame with ethernet header
*/
static void
ieee80211_deliver_skb(struct ieee80211_txrx_data *rx)
ieee80211_deliver_skb(struct ieee80211_rx_data *rx)
{
struct net_device *dev = rx->dev;
struct ieee80211_local *local = rx->local;
@@ -1275,7 +1275,7 @@ ieee80211_deliver_skb(struct ieee80211_txrx_data *rx)
if (local->bridge_packets && (sdata->vif.type == IEEE80211_IF_TYPE_AP ||
sdata->vif.type == IEEE80211_IF_TYPE_VLAN) &&
(rx->flags & IEEE80211_TXRXD_RXRA_MATCH)) {
(rx->flags & IEEE80211_RX_RA_MATCH)) {
if (is_multicast_ether_addr(ehdr->h_dest)) {
/*
* send multicast frames both to higher layers in
@@ -1351,7 +1351,7 @@ ieee80211_deliver_skb(struct ieee80211_txrx_data *rx)
}
static ieee80211_rx_result
ieee80211_rx_h_amsdu(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
{
struct net_device *dev = rx->dev;
struct ieee80211_local *local = rx->local;
@@ -1371,7 +1371,7 @@ ieee80211_rx_h_amsdu(struct ieee80211_txrx_data *rx)
if (unlikely(!WLAN_FC_DATA_PRESENT(fc)))
return RX_DROP_MONITOR;
if (!(rx->flags & IEEE80211_TXRXD_RX_AMSDU))
if (!(rx->flags & IEEE80211_RX_AMSDU))
return RX_CONTINUE;
err = ieee80211_data_to_8023(rx);
@@ -1468,7 +1468,7 @@ ieee80211_rx_h_amsdu(struct ieee80211_txrx_data *rx)
}
static ieee80211_rx_result
ieee80211_rx_h_data(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
{
struct net_device *dev = rx->dev;
u16 fc;
@@ -1499,7 +1499,7 @@ ieee80211_rx_h_data(struct ieee80211_txrx_data *rx)
}
static ieee80211_rx_result
ieee80211_rx_h_ctrl(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
{
struct ieee80211_local *local = rx->local;
struct ieee80211_hw *hw = &local->hw;
@@ -1542,11 +1542,11 @@ ieee80211_rx_h_ctrl(struct ieee80211_txrx_data *rx)
}
static ieee80211_rx_result
ieee80211_rx_h_mgmt(struct ieee80211_txrx_data *rx)
ieee80211_rx_h_mgmt(struct ieee80211_rx_data *rx)
{
struct ieee80211_sub_if_data *sdata;
if (!(rx->flags & IEEE80211_TXRXD_RXRA_MATCH))
if (!(rx->flags & IEEE80211_RX_RA_MATCH))
return RX_DROP_MONITOR;
sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
@@ -1554,7 +1554,7 @@ ieee80211_rx_h_mgmt(struct ieee80211_txrx_data *rx)
sdata->vif.type == IEEE80211_IF_TYPE_IBSS ||
sdata->vif.type == IEEE80211_IF_TYPE_MESH_POINT) &&
!(sdata->flags & IEEE80211_SDATA_USERSPACE_MLME))
ieee80211_sta_rx_mgmt(rx->dev, rx->skb, rx->u.rx.status);
ieee80211_sta_rx_mgmt(rx->dev, rx->skb, rx->status);
else
return RX_DROP_MONITOR;
@@ -1563,7 +1563,7 @@ ieee80211_rx_h_mgmt(struct ieee80211_txrx_data *rx)
static void ieee80211_rx_michael_mic_report(struct net_device *dev,
struct ieee80211_hdr *hdr,
struct ieee80211_txrx_data *rx)
struct ieee80211_rx_data *rx)
{
int keyidx, hdrlen;
DECLARE_MAC_BUF(mac);
@@ -1633,7 +1633,8 @@ static void ieee80211_rx_michael_mic_report(struct net_device *dev,
rx->skb = NULL;
}
static void ieee80211_rx_cooked_monitor(struct ieee80211_txrx_data *rx)
/* TODO: use IEEE80211_RX_FRAGMENTED */
static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx)
{
struct ieee80211_sub_if_data *sdata;
struct ieee80211_local *local = rx->local;
@@ -1646,9 +1647,9 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_txrx_data *rx)
} __attribute__ ((packed)) *rthdr;
struct sk_buff *skb = rx->skb, *skb2;
struct net_device *prev_dev = NULL;
struct ieee80211_rx_status *status = rx->u.rx.status;
struct ieee80211_rx_status *status = rx->status;
if (rx->flags & IEEE80211_TXRXD_RX_CMNTR_REPORTED)
if (rx->flags & IEEE80211_RX_CMNTR_REPORTED)
goto out_free_skb;
if (skb_headroom(skb) < sizeof(*rthdr) &&
@@ -1663,7 +1664,7 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_txrx_data *rx)
(1 << IEEE80211_RADIOTAP_RATE) |
(1 << IEEE80211_RADIOTAP_CHANNEL));
rthdr->rate = rx->u.rx.rate->bitrate / 5;
rthdr->rate = rx->rate->bitrate / 5;
rthdr->chan_freq = cpu_to_le16(status->freq);
if (status->band == IEEE80211_BAND_5GHZ)
@@ -1706,14 +1707,14 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_txrx_data *rx)
} else
goto out_free_skb;
rx->flags |= IEEE80211_TXRXD_RX_CMNTR_REPORTED;
rx->flags |= IEEE80211_RX_CMNTR_REPORTED;
return;
out_free_skb:
dev_kfree_skb(skb);
}
typedef ieee80211_rx_result (*ieee80211_rx_handler)(struct ieee80211_txrx_data *);
typedef ieee80211_rx_result (*ieee80211_rx_handler)(struct ieee80211_rx_data *);
static ieee80211_rx_handler ieee80211_rx_handlers[] =
{
ieee80211_rx_h_if_stats,
@@ -1737,7 +1738,7 @@ static ieee80211_rx_handler ieee80211_rx_handlers[] =
};
static void ieee80211_invoke_rx_handlers(struct ieee80211_sub_if_data *sdata,
struct ieee80211_txrx_data *rx,
struct ieee80211_rx_data *rx,
struct sk_buff *skb)
{
ieee80211_rx_handler *handler;
@@ -1780,7 +1781,7 @@ static void ieee80211_invoke_rx_handlers(struct ieee80211_sub_if_data *sdata,
/* main receive path */
static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
u8 *bssid, struct ieee80211_txrx_data *rx,
u8 *bssid, struct ieee80211_rx_data *rx,
struct ieee80211_hdr *hdr)
{
int multicast = is_multicast_ether_addr(hdr->addr1);
@@ -1790,15 +1791,15 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
if (!bssid)
return 0;
if (!ieee80211_bssid_match(bssid, sdata->u.sta.bssid)) {
if (!(rx->flags & IEEE80211_TXRXD_RXIN_SCAN))
if (!(rx->flags & IEEE80211_RX_IN_SCAN))
return 0;
rx->flags &= ~IEEE80211_TXRXD_RXRA_MATCH;
rx->flags &= ~IEEE80211_RX_RA_MATCH;
} else if (!multicast &&
compare_ether_addr(sdata->dev->dev_addr,
hdr->addr1) != 0) {
if (!(sdata->dev->flags & IFF_PROMISC))
return 0;
rx->flags &= ~IEEE80211_TXRXD_RXRA_MATCH;
rx->flags &= ~IEEE80211_RX_RA_MATCH;
}
break;
case IEEE80211_IF_TYPE_IBSS:
@@ -1808,15 +1809,15 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
(rx->fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_BEACON)
return 1;
else if (!ieee80211_bssid_match(bssid, sdata->u.sta.bssid)) {
if (!(rx->flags & IEEE80211_TXRXD_RXIN_SCAN))
if (!(rx->flags & IEEE80211_RX_IN_SCAN))
return 0;
rx->flags &= ~IEEE80211_TXRXD_RXRA_MATCH;
rx->flags &= ~IEEE80211_RX_RA_MATCH;
} else if (!multicast &&
compare_ether_addr(sdata->dev->dev_addr,
hdr->addr1) != 0) {
if (!(sdata->dev->flags & IFF_PROMISC))
return 0;
rx->flags &= ~IEEE80211_TXRXD_RXRA_MATCH;
rx->flags &= ~IEEE80211_RX_RA_MATCH;
} else if (!rx->sta)
rx->sta = ieee80211_ibss_add_sta(sdata->dev, rx->skb,
bssid, hdr->addr2);
@@ -1828,7 +1829,7 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
if (!(sdata->dev->flags & IFF_PROMISC))
return 0;
rx->flags &= ~IEEE80211_TXRXD_RXRA_MATCH;
rx->flags &= ~IEEE80211_RX_RA_MATCH;
}
break;
case IEEE80211_IF_TYPE_VLAN:
@@ -1839,12 +1840,12 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
return 0;
} else if (!ieee80211_bssid_match(bssid,
sdata->dev->dev_addr)) {
if (!(rx->flags & IEEE80211_TXRXD_RXIN_SCAN))
if (!(rx->flags & IEEE80211_RX_IN_SCAN))
return 0;
rx->flags &= ~IEEE80211_TXRXD_RXRA_MATCH;
rx->flags &= ~IEEE80211_RX_RA_MATCH;
}
if (sdata->dev == sdata->local->mdev &&
!(rx->flags & IEEE80211_TXRXD_RXIN_SCAN))
!(rx->flags & IEEE80211_RX_IN_SCAN))
/* do not receive anything via
* master device when not scanning */
return 0;
@@ -1881,7 +1882,7 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_sub_if_data *sdata;
struct ieee80211_hdr *hdr;
struct ieee80211_txrx_data rx;
struct ieee80211_rx_data rx;
u16 type;
int prepares;
struct ieee80211_sub_if_data *prev = NULL;
@@ -1893,9 +1894,9 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
rx.skb = skb;
rx.local = local;
rx.u.rx.status = status;
rx.u.rx.load = load;
rx.u.rx.rate = rate;
rx.status = status;
rx.load = load;
rx.rate = rate;
rx.fc = le16_to_cpu(hdr->frame_control);
type = rx.fc & IEEE80211_FCTL_FTYPE;
@@ -1914,7 +1915,7 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
}
if (unlikely(local->sta_sw_scanning || local->sta_hw_scanning))
rx.flags |= IEEE80211_TXRXD_RXIN_SCAN;
rx.flags |= IEEE80211_RX_IN_SCAN;
ieee80211_parse_qos(&rx);
ieee80211_verify_ip_alignment(&rx);
@@ -1929,7 +1930,7 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
continue;
bssid = ieee80211_get_bssid(hdr, skb->len, sdata->vif.type);
rx.flags |= IEEE80211_TXRXD_RXRA_MATCH;
rx.flags |= IEEE80211_RX_RA_MATCH;
prepares = prepare_for_handlers(sdata, bssid, &rx, hdr);
if (!prepares)