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-rw-r--r--net/mac80211/ieee80211_i.h23
-rw-r--r--net/mac80211/ieee80211_sta.c14
-rw-r--r--net/mac80211/rx.c150
-rw-r--r--net/mac80211/tx.c110
-rw-r--r--net/mac80211/wep.c16
-rw-r--r--net/mac80211/wep.h4
-rw-r--r--net/mac80211/wpa.c72
-rw-r--r--net/mac80211/wpa.h12
8 files changed, 204 insertions, 197 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index ac802feb765..36ea4fbdf95 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -108,9 +108,16 @@ struct ieee80211_sta_bss {
};
-typedef enum {
- TXRX_CONTINUE, TXRX_DROP, TXRX_QUEUED
-} ieee80211_txrx_result;
+typedef unsigned __bitwise__ ieee80211_tx_result;
+#define TX_CONTINUE ((__force ieee80211_tx_result) 0u)
+#define TX_DROP ((__force ieee80211_tx_result) 1u)
+#define TX_QUEUED ((__force ieee80211_tx_result) 2u)
+
+typedef unsigned __bitwise__ ieee80211_rx_result;
+#define RX_CONTINUE ((__force ieee80211_rx_result) 0u)
+#define RX_DROP ((__force ieee80211_rx_result) 1u)
+#define RX_QUEUED ((__force ieee80211_rx_result) 2u)
+
/* flags used in struct ieee80211_txrx_data.flags */
/* whether the MSDU was fragmented */
@@ -182,10 +189,10 @@ struct ieee80211_tx_stored_packet {
unsigned int last_frag_rate_ctrl_probe;
};
-typedef ieee80211_txrx_result (*ieee80211_tx_handler)
+typedef ieee80211_tx_result (*ieee80211_tx_handler)
(struct ieee80211_txrx_data *tx);
-typedef ieee80211_txrx_result (*ieee80211_rx_handler)
+typedef ieee80211_rx_result (*ieee80211_rx_handler)
(struct ieee80211_txrx_data *rx);
struct beacon_data {
@@ -729,9 +736,9 @@ int ieee80211_sta_req_scan(struct net_device *dev, u8 *ssid, size_t ssid_len);
void ieee80211_sta_req_auth(struct net_device *dev,
struct ieee80211_if_sta *ifsta);
int ieee80211_sta_scan_results(struct net_device *dev, char *buf, size_t len);
-ieee80211_txrx_result ieee80211_sta_rx_scan(struct net_device *dev,
- struct sk_buff *skb,
- struct ieee80211_rx_status *rx_status);
+ieee80211_rx_result ieee80211_sta_rx_scan(
+ struct net_device *dev, struct sk_buff *skb,
+ struct ieee80211_rx_status *rx_status);
void ieee80211_rx_bss_list_init(struct net_device *dev);
void ieee80211_rx_bss_list_deinit(struct net_device *dev);
int ieee80211_sta_set_extra_ie(struct net_device *dev, char *ie, size_t len);
diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c
index dac02d001ef..991689371bd 100644
--- a/net/mac80211/ieee80211_sta.c
+++ b/net/mac80211/ieee80211_sta.c
@@ -2559,7 +2559,7 @@ static void ieee80211_sta_rx_queued_mgmt(struct net_device *dev,
}
-ieee80211_txrx_result
+ieee80211_rx_result
ieee80211_sta_rx_scan(struct net_device *dev, struct sk_buff *skb,
struct ieee80211_rx_status *rx_status)
{
@@ -2567,31 +2567,31 @@ ieee80211_sta_rx_scan(struct net_device *dev, struct sk_buff *skb,
u16 fc;
if (skb->len < 2)
- return TXRX_DROP;
+ return RX_DROP;
mgmt = (struct ieee80211_mgmt *) skb->data;
fc = le16_to_cpu(mgmt->frame_control);
if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL)
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
if (skb->len < 24)
- return TXRX_DROP;
+ return RX_DROP;
if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) {
if ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PROBE_RESP) {
ieee80211_rx_mgmt_probe_resp(dev, mgmt,
skb->len, rx_status);
dev_kfree_skb(skb);
- return TXRX_QUEUED;
+ return RX_QUEUED;
} else if ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_BEACON) {
ieee80211_rx_mgmt_beacon(dev, mgmt, skb->len,
rx_status);
dev_kfree_skb(skb);
- return TXRX_QUEUED;
+ return RX_QUEUED;
}
}
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
}
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 0989c212b7c..ffd68d9a001 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -351,16 +351,16 @@ static u32 ieee80211_rx_load_stats(struct ieee80211_local *local,
/* rx handlers */
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_if_stats(struct ieee80211_txrx_data *rx)
{
if (rx->sta)
rx->sta->channel_use_raw += rx->u.rx.load;
rx->sdata->channel_use_raw += rx->u.rx.load;
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
}
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_passive_scan(struct ieee80211_txrx_data *rx)
{
struct ieee80211_local *local = rx->local;
@@ -372,21 +372,21 @@ ieee80211_rx_h_passive_scan(struct ieee80211_txrx_data *rx)
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)
- != TXRX_QUEUED)
+ != RX_QUEUED)
dev_kfree_skb(skb);
- return TXRX_QUEUED;
+ return RX_QUEUED;
}
if (unlikely(rx->flags & IEEE80211_TXRXD_RXIN_SCAN)) {
/* scanning finished during invoking of handlers */
I802_DEBUG_INC(local->rx_handlers_drop_passive_scan);
- return TXRX_DROP;
+ return RX_DROP;
}
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
}
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_check(struct ieee80211_txrx_data *rx)
{
struct ieee80211_hdr *hdr;
@@ -401,14 +401,14 @@ ieee80211_rx_h_check(struct ieee80211_txrx_data *rx)
rx->local->dot11FrameDuplicateCount++;
rx->sta->num_duplicates++;
}
- return TXRX_DROP;
+ return RX_DROP;
} else
rx->sta->last_seq_ctrl[rx->u.rx.queue] = hdr->seq_ctrl;
}
if (unlikely(rx->skb->len < 16)) {
I802_DEBUG_INC(rx->local->rx_handlers_drop_short);
- return TXRX_DROP;
+ return RX_DROP;
}
/* Drop disallowed frame classes based on STA auth/assoc state;
@@ -430,23 +430,23 @@ ieee80211_rx_h_check(struct ieee80211_txrx_data *rx)
|| !(rx->flags & IEEE80211_TXRXD_RXRA_MATCH)) {
/* Drop IBSS frames and frames for other hosts
* silently. */
- return TXRX_DROP;
+ return RX_DROP;
}
- return TXRX_DROP;
+ return RX_DROP;
}
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
}
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_decrypt(struct ieee80211_txrx_data *rx)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
int keyidx;
int hdrlen;
- ieee80211_txrx_result result = TXRX_DROP;
+ ieee80211_rx_result result = RX_DROP;
struct ieee80211_key *stakey = NULL;
/*
@@ -476,14 +476,14 @@ ieee80211_rx_h_decrypt(struct ieee80211_txrx_data *rx)
*/
if (!(rx->fc & IEEE80211_FCTL_PROTECTED))
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
/*
* 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))
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
if (rx->sta)
stakey = rcu_dereference(rx->sta->key);
@@ -502,12 +502,12 @@ ieee80211_rx_h_decrypt(struct ieee80211_txrx_data *rx)
*/
if ((rx->u.rx.status->flag & RX_FLAG_DECRYPTED) &&
(rx->u.rx.status->flag & RX_FLAG_IV_STRIPPED))
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
hdrlen = ieee80211_get_hdrlen(rx->fc);
if (rx->skb->len < 8 + hdrlen)
- return TXRX_DROP; /* TODO: count this? */
+ return RX_DROP; /* TODO: count this? */
/*
* no need to call ieee80211_wep_get_keyidx,
@@ -536,7 +536,7 @@ ieee80211_rx_h_decrypt(struct ieee80211_txrx_data *rx)
printk(KERN_DEBUG "%s: RX protected frame,"
" but have no key\n", rx->dev->name);
#endif /* CONFIG_MAC80211_DEBUG */
- return TXRX_DROP;
+ return RX_DROP;
}
/* Check for weak IVs if possible */
@@ -629,7 +629,7 @@ static int ap_sta_ps_end(struct net_device *dev, struct sta_info *sta)
return sent;
}
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_sta_process(struct ieee80211_txrx_data *rx)
{
struct sta_info *sta = rx->sta;
@@ -637,7 +637,7 @@ ieee80211_rx_h_sta_process(struct ieee80211_txrx_data *rx)
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
if (!sta)
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
/* Update last_rx only for IBSS packets which are for the current
* BSSID to avoid keeping the current IBSS network alive in cases where
@@ -658,7 +658,7 @@ ieee80211_rx_h_sta_process(struct ieee80211_txrx_data *rx)
}
if (!(rx->flags & IEEE80211_TXRXD_RXRA_MATCH))
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
sta->rx_fragments++;
sta->rx_bytes += rx->skb->len;
@@ -685,10 +685,10 @@ ieee80211_rx_h_sta_process(struct ieee80211_txrx_data *rx)
* as a dropped packed. */
sta->rx_packets++;
dev_kfree_skb(rx->skb);
- return TXRX_QUEUED;
+ return RX_QUEUED;
}
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
} /* ieee80211_rx_h_sta_process */
static inline struct ieee80211_fragment_entry *
@@ -774,7 +774,7 @@ ieee80211_reassemble_find(struct ieee80211_sub_if_data *sdata,
return NULL;
}
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
{
struct ieee80211_hdr *hdr;
@@ -811,7 +811,7 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
rx->key->u.ccmp.rx_pn[rx->u.rx.queue],
CCMP_PN_LEN);
}
- return TXRX_QUEUED;
+ return RX_QUEUED;
}
/* This is a fragment for a frame that should already be pending in
@@ -821,7 +821,7 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
rx->u.rx.queue, hdr);
if (!entry) {
I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag);
- return TXRX_DROP;
+ return RX_DROP;
}
/* Verify that MPDUs within one MSDU have sequential PN values.
@@ -830,7 +830,7 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
int i;
u8 pn[CCMP_PN_LEN], *rpn;
if (!rx->key || rx->key->conf.alg != ALG_CCMP)
- return TXRX_DROP;
+ return RX_DROP;
memcpy(pn, entry->last_pn, CCMP_PN_LEN);
for (i = CCMP_PN_LEN - 1; i >= 0; i--) {
pn[i]++;
@@ -848,7 +848,7 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
rpn[0], rpn[1], rpn[2], rpn[3], rpn[4],
rpn[5], pn[0], pn[1], pn[2], pn[3],
pn[4], pn[5]);
- return TXRX_DROP;
+ return RX_DROP;
}
memcpy(entry->last_pn, pn, CCMP_PN_LEN);
}
@@ -859,7 +859,7 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
entry->extra_len += rx->skb->len;
if (rx->fc & IEEE80211_FCTL_MOREFRAGS) {
rx->skb = NULL;
- return TXRX_QUEUED;
+ return RX_QUEUED;
}
rx->skb = __skb_dequeue(&entry->skb_list);
@@ -869,7 +869,7 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
GFP_ATOMIC))) {
I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag);
__skb_queue_purge(&entry->skb_list);
- return TXRX_DROP;
+ return RX_DROP;
}
}
while ((skb = __skb_dequeue(&entry->skb_list))) {
@@ -887,10 +887,10 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
rx->local->dot11MulticastReceivedFrameCount++;
else
ieee80211_led_rx(rx->local);
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
}
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_ps_poll(struct ieee80211_txrx_data *rx)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
@@ -902,11 +902,11 @@ ieee80211_rx_h_ps_poll(struct ieee80211_txrx_data *rx)
(rx->fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_CTL ||
(rx->fc & IEEE80211_FCTL_STYPE) != IEEE80211_STYPE_PSPOLL ||
!(rx->flags & IEEE80211_TXRXD_RXRA_MATCH)))
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
if ((sdata->vif.type != IEEE80211_IF_TYPE_AP) &&
(sdata->vif.type != IEEE80211_IF_TYPE_VLAN))
- return TXRX_DROP;
+ return RX_DROP;
skb = skb_dequeue(&rx->sta->tx_filtered);
if (!skb) {
@@ -957,14 +957,14 @@ ieee80211_rx_h_ps_poll(struct ieee80211_txrx_data *rx)
}
- /* Free PS Poll skb here instead of returning TXRX_DROP that would
+ /* Free PS Poll skb here instead of returning RX_DROP that would
* count as an dropped frame. */
dev_kfree_skb(rx->skb);
- return TXRX_QUEUED;
+ return RX_QUEUED;
}
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_remove_qos_control(struct ieee80211_txrx_data *rx)
{
u16 fc = rx->fc;
@@ -972,7 +972,7 @@ ieee80211_rx_h_remove_qos_control(struct ieee80211_txrx_data *rx)
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) data;
if (!WLAN_FC_IS_QOS_DATA(fc))
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
/* remove the qos control field, update frame type and meta-data */
memmove(data + 2, data, ieee80211_get_hdrlen(fc) - 2);
@@ -981,7 +981,7 @@ ieee80211_rx_h_remove_qos_control(struct ieee80211_txrx_data *rx)
rx->fc = fc &= ~IEEE80211_STYPE_QOS_DATA;
hdr->frame_control = cpu_to_le16(fc);
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
}
static int
@@ -1238,7 +1238,7 @@ ieee80211_deliver_skb(struct ieee80211_txrx_data *rx)
}
}
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_amsdu(struct ieee80211_txrx_data *rx)
{
struct net_device *dev = rx->dev;
@@ -1254,17 +1254,17 @@ ieee80211_rx_h_amsdu(struct ieee80211_txrx_data *rx)
fc = rx->fc;
if (unlikely((fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_DATA))
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
if (unlikely(!WLAN_FC_DATA_PRESENT(fc)))
- return TXRX_DROP;
+ return RX_DROP;
if (!(rx->flags & IEEE80211_TXRXD_RX_AMSDU))
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
err = ieee80211_data_to_8023(rx);
if (unlikely(err))
- return TXRX_DROP;
+ return RX_DROP;
skb->dev = dev;
@@ -1274,7 +1274,7 @@ ieee80211_rx_h_amsdu(struct ieee80211_txrx_data *rx)
/* skip the wrapping header */
eth = (struct ethhdr *) skb_pull(skb, sizeof(struct ethhdr));
if (!eth)
- return TXRX_DROP;
+ return RX_DROP;
while (skb != frame) {
u8 padding;
@@ -1289,7 +1289,7 @@ ieee80211_rx_h_amsdu(struct ieee80211_txrx_data *rx)
/* the last MSDU has no padding */
if (subframe_len > remaining) {
printk(KERN_DEBUG "%s: wrong buffer size", dev->name);
- return TXRX_DROP;
+ return RX_DROP;
}
skb_pull(skb, sizeof(struct ethhdr));
@@ -1301,7 +1301,7 @@ ieee80211_rx_h_amsdu(struct ieee80211_txrx_data *rx)
subframe_len);
if (frame == NULL)
- return TXRX_DROP;
+ return RX_DROP;
skb_reserve(frame, local->hw.extra_tx_headroom +
sizeof(struct ethhdr));
@@ -1314,7 +1314,7 @@ ieee80211_rx_h_amsdu(struct ieee80211_txrx_data *rx)
printk(KERN_DEBUG "%s: wrong buffer size ",
dev->name);
dev_kfree_skb(frame);
- return TXRX_DROP;
+ return RX_DROP;
}
}
@@ -1344,7 +1344,7 @@ ieee80211_rx_h_amsdu(struct ieee80211_txrx_data *rx)
if (!ieee80211_frame_allowed(rx)) {
if (skb == frame) /* last frame */
- return TXRX_DROP;
+ return RX_DROP;
dev_kfree_skb(frame);
continue;
}
@@ -1352,10 +1352,10 @@ ieee80211_rx_h_amsdu(struct ieee80211_txrx_data *rx)
ieee80211_deliver_skb(rx);
}
- return TXRX_QUEUED;
+ return RX_QUEUED;
}
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_data(struct ieee80211_txrx_data *rx)
{
struct net_device *dev = rx->dev;
@@ -1364,17 +1364,17 @@ ieee80211_rx_h_data(struct ieee80211_txrx_data *rx)
fc = rx->fc;
if (unlikely((fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_DATA))
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
if (unlikely(!WLAN_FC_DATA_PRESENT(fc)))
- return TXRX_DROP;
+ return RX_DROP;
err = ieee80211_data_to_8023(rx);
if (unlikely(err))
- return TXRX_DROP;
+ return RX_DROP;
if (!ieee80211_frame_allowed(rx))
- return TXRX_DROP;
+ return RX_DROP;
rx->skb->dev = dev;
@@ -1383,10 +1383,10 @@ ieee80211_rx_h_data(struct ieee80211_txrx_data *rx)
ieee80211_deliver_skb(rx);
- return TXRX_QUEUED;
+ return RX_QUEUED;
}
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_ctrl(struct ieee80211_txrx_data *rx)
{
struct ieee80211_local *local = rx->local;
@@ -1398,15 +1398,15 @@ ieee80211_rx_h_ctrl(struct ieee80211_txrx_data *rx)
u16 tid;
if (likely((rx->fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_CTL))
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
if ((rx->fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_BACK_REQ) {
if (!rx->sta)
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
tid = le16_to_cpu(bar->control) >> 12;
tid_agg_rx = &(rx->sta->ampdu_mlme.tid_rx[tid]);
if (tid_agg_rx->state != HT_AGG_STATE_OPERATIONAL)
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
start_seq_num = le16_to_cpu(bar->start_seq_num) >> 4;
@@ -1423,19 +1423,19 @@ ieee80211_rx_h_ctrl(struct ieee80211_txrx_data *rx)
ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, NULL,
start_seq_num, 1);
rcu_read_unlock();
- return TXRX_DROP;
+ return RX_DROP;
}
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
}
-static ieee80211_txrx_result
+static ieee80211_rx_result
ieee80211_rx_h_mgmt(struct ieee80211_txrx_data *rx)
{
struct ieee80211_sub_if_data *sdata;
if (!(rx->flags & IEEE80211_TXRXD_RXRA_MATCH))
- return TXRX_DROP;
+ return RX_DROP;
sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
if ((sdata->vif.type == IEEE80211_IF_TYPE_STA ||
@@ -1443,39 +1443,39 @@ ieee80211_rx_h_mgmt(struct ieee80211_txrx_data *rx)
!(sdata->flags & IEEE80211_SDATA_USERSPACE_MLME))
ieee80211_sta_rx_mgmt(rx->dev, rx->skb, rx->u.rx.status);
else
- return TXRX_DROP;
+ return RX_DROP;
- return TXRX_QUEUED;
+ return RX_QUEUED;
}
-static inline ieee80211_txrx_result __ieee80211_invoke_rx_handlers(
+static inline ieee80211_rx_result __ieee80211_invoke_rx_handlers(
struct ieee80211_local *local,
ieee80211_rx_handler *handlers,
struct ieee80211_txrx_data *rx,
struct sta_info *sta)
{
ieee80211_rx_handler *handler;
- ieee80211_txrx_result res = TXRX_DROP;
+ ieee80211_rx_result res = RX_DROP;
for (handler = handlers; *handler != NULL; handler++) {
res = (*handler)(rx);
switch (res) {
- case TXRX_CONTINUE:
+ case RX_CONTINUE:
continue;
- case TXRX_DROP:
+ case RX_DROP:
I802_DEBUG_INC(local->rx_handlers_drop);
if (sta)
sta->rx_dropped++;
break;
- case TXRX_QUEUED:
+ case RX_QUEUED:
I802_DEBUG_INC(local->rx_handlers_queued);
break;
}
break;
}
- if (res == TXRX_DROP)
+ if (res == RX_DROP)
dev_kfree_skb(rx->skb);
return res;
}
@@ -1486,7 +1486,7 @@ static inline void ieee80211_invoke_rx_handlers(struct ieee80211_local *local,
struct sta_info *sta)
{
if (__ieee80211_invoke_rx_handlers(local, handlers, rx, sta) ==
- TXRX_CONTINUE)
+ RX_CONTINUE)
dev_kfree_skb(rx->skb);
}
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 2b474644123..0cba4a21487 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -232,7 +232,7 @@ static int inline is_ieee80211_device(struct net_device *dev,
/* tx handlers */
-static ieee80211_txrx_result
+static ieee80211_tx_result
ieee80211_tx_h_check_assoc(struct ieee80211_txrx_data *tx)
{
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
@@ -242,15 +242,15 @@ ieee80211_tx_h_check_assoc(struct ieee80211_txrx_data *tx)
u32 sta_flags;
if (unlikely(tx->flags & IEEE80211_TXRXD_TX_INJECTED))
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
if (unlikely(tx->local->sta_sw_scanning) &&
((tx->fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_MGMT ||
(tx->fc & IEEE80211_FCTL_STYPE) != IEEE80211_STYPE_PROBE_REQ))
- return TXRX_DROP;
+ return TX_DROP;
if (tx->flags & IEEE80211_TXRXD_TXPS_BUFFERED)
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
sta_flags = tx->sta ? tx->sta->flags : 0;
@@ -265,7 +265,7 @@ ieee80211_tx_h_check_assoc(struct ieee80211_txrx_data *tx)
tx->dev->name, print_mac(mac, hdr->addr1));
#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
I802_DEBUG_INC(tx->local->tx_handlers_drop_not_assoc);
- return TXRX_DROP;
+ return TX_DROP;
}
} else {
if (unlikely((tx->fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA &&
@@ -275,15 +275,15 @@ ieee80211_tx_h_check_assoc(struct ieee80211_txrx_data *tx)
* No associated STAs - no need to send multicast
* frames.
*/
- return TXRX_DROP;
+ return TX_DROP;
}
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
}
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
}
-static ieee80211_txrx_result
+static ieee80211_tx_result
ieee80211_tx_h_sequence(struct ieee80211_txrx_data *tx)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
@@ -291,7 +291,7 @@ ieee80211_tx_h_sequence(struct ieee80211_txrx_data *tx)
if (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_control)) >= 24)
ieee80211_include_sequence(tx->sdata, hdr);
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
}
/* This function is called whenever the AP is about to exceed the maximum limit
@@ -341,7 +341,7 @@ static void purge_old_ps_buffers(struct ieee80211_local *local)
wiphy_name(local->hw.wiphy), purged);
}
-static ieee80211_txrx_result
+static ieee80211_tx_result
ieee80211_tx_h_multicast_ps_buf(struct ieee80211_txrx_data *tx)
{
/*
@@ -354,11 +354,11 @@ ieee80211_tx_h_multicast_ps_buf(struct ieee80211_txrx_data *tx)
/* not AP/IBSS or ordered frame */
if (!tx->sdata->bss || (tx->fc & IEEE80211_FCTL_ORDER))
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
/* no stations in PS mode */
if (!atomic_read(&tx->sdata->bss->num_sta_ps))
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
/* buffered in mac80211 */
if (tx->local->hw.flags & IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING) {
@@ -375,16 +375,16 @@ ieee80211_tx_h_multicast_ps_buf(struct ieee80211_txrx_data *tx)
} else
tx->local->total_ps_buffered++;
skb_queue_tail(&tx->sdata->bss->ps_bc_buf, tx->skb);
- return TXRX_QUEUED;
+ return TX_QUEUED;
}
/* buffered in hardware */
tx->u.tx.control->flags |= IEEE80211_TXCTL_SEND_AFTER_DTIM;
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
}
-static ieee80211_txrx_result
+static ieee80211_tx_result
ieee80211_tx_h_unicast_ps_buf(struct ieee80211_txrx_data *tx)
{
struct sta_info *sta = tx->sta;
@@ -393,7 +393,7 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_txrx_data *tx)
if (unlikely(!sta ||
((tx->fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT &&
(tx->fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PROBE_RESP)))
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
if (unlikely((sta->flags & WLAN_STA_PS) && !sta->pspoll)) {
struct ieee80211_tx_packet_data *pkt_data;
@@ -427,7 +427,7 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_txrx_data *tx)
pkt_data = (struct ieee80211_tx_packet_data *)tx->skb->cb;
pkt_data->jiffies = jiffies;
skb_queue_tail(&sta->ps_tx_buf, tx->skb);
- return TXRX_QUEUED;
+ return TX_QUEUED;
}
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
else if (unlikely(sta->flags & WLAN_STA_PS)) {
@@ -438,14 +438,14 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_txrx_data *tx)
#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
sta->pspoll = 0;
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
}
-static ieee80211_txrx_result
+static ieee80211_tx_result
ieee80211_tx_h_ps_buf(struct ieee80211_txrx_data *tx)
{
if (unlikely(tx->flags & IEEE80211_TXRXD_TXPS_BUFFERED))
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
if (tx->flags & IEEE80211_TXRXD_TXUNICAST)
return ieee80211_tx_h_unicast_ps_buf(tx);
@@ -453,7 +453,7 @@ ieee80211_tx_h_ps_buf(struct ieee80211_txrx_data *tx)
return ieee80211_tx_h_multicast_ps_buf(tx);
}
-static ieee80211_txrx_result
+static ieee80211_tx_result
ieee80211_tx_h_select_key(struct ieee80211_txrx_data *tx)
{
struct ieee80211_key *key;
@@ -469,7 +469,7 @@ ieee80211_tx_h_select_key(struct ieee80211_txrx_data *tx)
!(tx->u.tx.control->flags & IEEE80211_TXCTL_EAPOL_FRAME) &&
!(tx->flags & IEEE80211_TXRXD_TX_INJECTED)) {
I802_DEBUG_INC(tx->local->tx_handlers_drop_unencrypted);
- return TXRX_DROP;
+ return TX_DROP;
} else
tx->key = NULL;
@@ -498,10 +498,10 @@ ieee80211_tx_h_select_key(struct ieee80211_txrx_data *tx)
if (!tx->key || !(tx->key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))
tx->u.tx.control->flags |= IEEE80211_TXCTL_DO_NOT_ENCRYPT;
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
}
-static ieee80211_txrx_result
+static ieee80211_tx_result
ieee80211_tx_h_fragment(struct ieee80211_txrx_data *tx)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) tx->skb->data;
@@ -513,7 +513,7 @@ ieee80211_tx_h_fragment(struct ieee80211_txrx_data *tx)
int frag_threshold = tx->local->fragmentation_threshold;
if (!(tx->flags & IEEE80211_TXRXD_FRAGMENTED))
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
first = tx->skb;
@@ -567,7 +567,7 @@ ieee80211_tx_h_fragment(struct ieee80211_txrx_data *tx)
tx->u.tx.num_extra_frag = num_fragm - 1;
tx->u.tx.extra_frag = frags;
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
fail:
printk(KERN_DEBUG "%s: failed to fragment frame\n", tx->dev->name);
@@ -578,14 +578,14 @@ ieee80211_tx_h_fragment(struct ieee80211_txrx_data *tx)
kfree(frags);
}
I802_DEBUG_INC(tx->local->tx_handlers_drop_fragment);
- return TXRX_DROP;
+ return TX_DROP;
}
-static ieee80211_txrx_result
+static ieee80211_tx_result
ieee80211_tx_h_encrypt(struct ieee80211_txrx_data *tx)
{
if (!tx->key)
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
switch (tx->key->conf.alg) {
case ALG_WEP:
@@ -598,10 +598,10 @@ ieee80211_tx_h_encrypt(struct ieee80211_txrx_data *tx)
/* not reached */
WARN_ON(1);
- return TXRX_DROP;
+ return TX_DROP;
}
-static ieee80211_txrx_result
+static ieee80211_tx_result
ieee80211_tx_h_rate_ctrl(struct ieee80211_txrx_data *tx)
{
struct rate_selection rsel;
@@ -622,7 +622,7 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_txrx_data *tx)
tx->u.tx.control->alt_retry_rate = NULL;
if (!tx->u.tx.rate)
- return TXRX_DROP;
+ return TX_DROP;
} else
tx->u.tx.control->alt_retry_rate = NULL;
@@ -642,10 +642,10 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_txrx_data *tx)
}
tx->u.tx.control->tx_rate = tx->u.tx.rate;
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
}
-static ieee80211_txrx_result
+static ieee80211_tx_result
ieee80211_tx_h_misc(struct ieee80211_txrx_data *tx)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) tx->skb->data;
@@ -754,10 +754,10 @@ ieee80211_tx_h_misc(struct ieee80211_txrx_data *tx)
}
}
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
}
-static ieee80211_txrx_result
+static ieee80211_tx_result
ieee80211_tx_h_load_stats(struct ieee80211_txrx_data *tx)
{
struct ieee80211_local *local = tx->local;
@@ -810,7 +810,7 @@ ieee80211_tx_h_load_stats(struct ieee80211_txrx_data *tx)
tx->sta->channel_use_raw += load;
tx->sdata->channel_use_raw += load;
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
}
/* TODO: implement register/unregister functions for adding TX/RX handlers
@@ -837,7 +837,7 @@ ieee80211_tx_handler ieee80211_tx_handlers[] =
* deal with packet injection down monitor interface
* with Radiotap Header -- only called for monitor mode interface
*/
-static ieee80211_txrx_result
+static ieee80211_tx_result
__ieee80211_parse_tx_radiotap(struct ieee80211_txrx_data *tx,
struct sk_buff *skb)
{
@@ -926,7 +926,7 @@ __ieee80211_parse_tx_radiotap(struct ieee80211_txrx_data *tx,
* on transmission
*/
if (skb->len < (iterator.max_length + FCS_LEN))
- return TXRX_DROP;
+ return TX_DROP;
skb_trim(skb, skb->len - FCS_LEN);
}
@@ -949,7 +949,7 @@ __ieee80211_parse_tx_radiotap(struct ieee80211_txrx_data *tx,
}
if (ret != -ENOENT) /* ie, if we didn't simply run out of fields */
- return TXRX_DROP;
+ return TX_DROP;
/*
* remove the radiotap header
@@ -958,13 +958,13 @@ __ieee80211_parse_tx_radiotap(struct ieee80211_txrx_data *tx,
*/
skb_pull(skb, iterator.max_length);
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
}
/*
* initialises @tx
*/
-static ieee80211_txrx_result
+static ieee80211_tx_result
__ieee80211_tx_prepare(struct ieee80211_txrx_data *tx,
struct sk_buff *skb,
struct net_device *dev,
@@ -991,8 +991,8 @@ __ieee80211_tx_prepare(struct ieee80211_txrx_data *tx,
/* process and remove the injection radiotap header */
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
if (unlikely(sdata->vif.type == IEEE80211_IF_TYPE_MNTR)) {
- if (__ieee80211_parse_tx_radiotap(tx, skb) == TXRX_DROP)
- return TXRX_DROP;
+ if (__ieee80211_parse_tx_radiotap(tx, skb) == TX_DROP)
+ return TX_DROP;
/*
* __ieee80211_parse_tx_radiotap has now removed
@@ -1037,7 +1037,7 @@ __ieee80211_tx_prepare(struct ieee80211_txrx_data *tx,
}
control->flags |= IEEE80211_TXCTL_FIRST_FRAGMENT;
- return TXRX_CONTINUE;
+ return TX_CONTINUE;
}
/*
@@ -1131,7 +1131,7 @@ static int ieee80211_tx(struct net_device *dev, struct sk_buff *skb,
struct sta_info *sta;
ieee80211_tx_handler *handler;
struct ieee80211_txrx_data tx;
- ieee80211_txrx_result res = TXRX_DROP, res_prepare;
+ ieee80211_tx_result res = TX_DROP, res_prepare;
int ret, i;
WARN_ON(__ieee80211_queue_pending(local, control->queue));
@@ -1144,7 +1144,7 @@ static int ieee80211_tx(struct net_device *dev, struct sk_buff *skb,
/* initialises tx */
res_prepare = __ieee80211_tx_prepare(&tx, skb, dev, control);
- if (res_prepare == TXRX_DROP) {
+ if (res_prepare == TX_DROP) {
dev_kfree_skb(skb);
return 0;
}
@@ -1161,7 +1161,7 @@ static int ieee80211_tx(struct net_device *dev, struct sk_buff *skb,
for (handler = local->tx_handlers; *handler != NULL;
handler++) {
res = (*handler)(&tx);
- if (res != TXRX_CONTINUE)
+ if (res != TX_CONTINUE)
break;
}
@@ -1170,12 +1170,12 @@ static int ieee80211_tx(struct net_device *dev, struct sk_buff *skb,
if (sta)
sta_info_put(sta);
- if (unlikely(res == TXRX_DROP)) {
+ if (unlikely(res == TX_DROP)) {
I802_DEBUG_INC(local->tx_handlers_drop);
goto drop;
}
- if (unlikely(res == TXRX_QUEUED)) {
+ if (unlikely(res == TX_QUEUED)) {
I802_DEBUG_INC(local->tx_handlers_queued);
rcu_read_unlock();
return 0;
@@ -1864,7 +1864,7 @@ ieee80211_get_buffered_bc(struct ieee80211_hw *hw,
struct sta_info *sta;
ieee80211_tx_handler *handler;
struct ieee80211_txrx_data tx;
- ieee80211_txrx_result res = TXRX_DROP;
+ ieee80211_tx_result res = TX_DROP;
struct net_device *bdev;
struct ieee80211_sub_if_data *sdata;
struct ieee80211_if_ap *bss = NULL;
@@ -1916,16 +1916,16 @@ ieee80211_get_buffered_bc(struct ieee80211_hw *hw,
for (handler = local->tx_handlers; *handler != NULL; handler++) {
res = (*handler)(&tx);
- if (res == TXRX_DROP || res == TXRX_QUEUED)
+ if (res == TX_DROP || res == TX_QUEUED)
break;
}
skb = tx.skb; /* handlers are allowed to change skb */
- if (res == TXRX_DROP) {
+ if (res == TX_DROP) {
I802_DEBUG_INC(local->tx_handlers_drop);
dev_kfree_skb(skb);
skb = NULL;
- } else if (res == TXRX_QUEUED) {
+ } else if (res == TX_QUEUED) {
I802_DEBUG_INC(local->tx_handlers_queued);
skb = NULL;
}
diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c
index a0cff72a580..8b001530264 100644
--- a/net/mac80211/wep.c
+++ b/net/mac80211/wep.c
@@ -305,13 +305,13 @@ u8 * ieee80211_wep_is_weak_iv(struct sk_buff *skb, struct ieee80211_key *key)
return NULL;
}
-ieee80211_txrx_result
+ieee80211_rx_result
ieee80211_crypto_wep_decrypt(struct ieee80211_txrx_data *rx)
{
if ((rx->fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_DATA &&
((rx->fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_MGMT ||
(rx->fc & IEEE80211_FCTL_STYPE) != IEEE80211_STYPE_AUTH))
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
if (!(rx->u.rx.status->flag & RX_FLAG_DECRYPTED)) {
if (ieee80211_wep_decrypt(rx->local, rx->skb, rx->key)) {
@@ -320,7 +320,7 @@ ieee80211_crypto_wep_decrypt(struct ieee80211_txrx_data *rx)
printk(KERN_DEBUG "%s: RX WEP frame, decrypt "
"failed\n", rx->dev->name);
#endif /* CONFIG_MAC80211_DEBUG */
- return TXRX_DROP;
+ return RX_DROP;
}
} else if (!(rx->u.rx.status->flag & RX_FLAG_IV_STRIPPED)) {
ieee80211_wep_remove_iv(rx->local, rx->skb, rx->key);
@@ -328,7 +328,7 @@ ieee80211_crypto_wep_decrypt(struct ieee80211_txrx_data *rx)
skb_trim(rx->skb, rx->skb->len - 4);
}
- return TXRX_CONTINUE;
+ return RX_CONTINUE;
}
<