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Diffstat (limited to 'net/mac80211/rx.c')
-rw-r--r--net/mac80211/rx.c150
1 files changed, 75 insertions, 75 deletions
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);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-21 22:02:58 +0000