hostap: convert usage of net/ieee80211.h to linux/ieee80211.h
So that net/ieee80211.h can be made private to ipw2x00 in a follow-up.
Signed-off-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/hostap/hostap.h b/drivers/net/wireless/hostap/hostap.h
index 2453dea..ce8721f 100644
--- a/drivers/net/wireless/hostap/hostap.h
+++ b/drivers/net/wireless/hostap/hostap.h
@@ -31,7 +31,7 @@
void hostap_dump_tx_header(const char *name,
const struct hfa384x_tx_frame *tx);
extern const struct header_ops hostap_80211_ops;
-int hostap_80211_get_hdrlen(u16 fc);
+int hostap_80211_get_hdrlen(__le16 fc);
struct net_device_stats *hostap_get_stats(struct net_device *dev);
void hostap_setup_dev(struct net_device *dev, local_info_t *local,
int type);
diff --git a/drivers/net/wireless/hostap/hostap_80211.h b/drivers/net/wireless/hostap/hostap_80211.h
index 3a9474d..2e9fb0f 100644
--- a/drivers/net/wireless/hostap/hostap_80211.h
+++ b/drivers/net/wireless/hostap/hostap_80211.h
@@ -2,7 +2,7 @@
#define HOSTAP_80211_H
#include <linux/types.h>
-#include <net/ieee80211.h>
+#include <linux/skbuff.h>
struct hostap_ieee80211_mgmt {
__le16 frame_control;
diff --git a/drivers/net/wireless/hostap/hostap_80211_rx.c b/drivers/net/wireless/hostap/hostap_80211_rx.c
index 2417563..7ba318e 100644
--- a/drivers/net/wireless/hostap/hostap_80211_rx.c
+++ b/drivers/net/wireless/hostap/hostap_80211_rx.c
@@ -1,5 +1,6 @@
#include <linux/etherdevice.h>
#include <net/lib80211.h>
+#include <linux/if_arp.h>
#include "hostap_80211.h"
#include "hostap.h"
@@ -17,10 +18,10 @@
void hostap_dump_rx_80211(const char *name, struct sk_buff *skb,
struct hostap_80211_rx_status *rx_stats)
{
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
u16 fc;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ hdr = (struct ieee80211_hdr *) skb->data;
printk(KERN_DEBUG "%s: RX signal=%d noise=%d rate=%d len=%d "
"jiffies=%ld\n",
@@ -30,9 +31,10 @@
if (skb->len < 2)
return;
- fc = le16_to_cpu(hdr->frame_ctl);
+ fc = le16_to_cpu(hdr->frame_control);
printk(KERN_DEBUG " FC=0x%04x (type=%d:%d)%s%s",
- fc, WLAN_FC_GET_TYPE(fc) >> 2, WLAN_FC_GET_STYPE(fc) >> 4,
+ fc, (fc & IEEE80211_FCTL_FTYPE) >> 2,
+ (fc & IEEE80211_FCTL_STYPE) >> 4,
fc & IEEE80211_FCTL_TODS ? " [ToDS]" : "",
fc & IEEE80211_FCTL_FROMDS ? " [FromDS]" : "");
@@ -42,7 +44,7 @@
}
printk(" dur=0x%04x seq=0x%04x\n", le16_to_cpu(hdr->duration_id),
- le16_to_cpu(hdr->seq_ctl));
+ le16_to_cpu(hdr->seq_ctrl));
printk(KERN_DEBUG " A1=%pM", hdr->addr1);
printk(" A2=%pM", hdr->addr2);
@@ -63,7 +65,7 @@
int hdrlen, phdrlen, head_need, tail_need;
u16 fc;
int prism_header, ret;
- struct ieee80211_hdr_4addr *fhdr;
+ struct ieee80211_hdr *fhdr;
iface = netdev_priv(dev);
local = iface->local;
@@ -84,8 +86,8 @@
phdrlen = 0;
}
- fhdr = (struct ieee80211_hdr_4addr *) skb->data;
- fc = le16_to_cpu(fhdr->frame_ctl);
+ fhdr = (struct ieee80211_hdr *) skb->data;
+ fc = le16_to_cpu(fhdr->frame_control);
if (type == PRISM2_RX_MGMT && (fc & IEEE80211_FCTL_VERS)) {
printk(KERN_DEBUG "%s: dropped management frame with header "
@@ -94,7 +96,7 @@
return 0;
}
- hdrlen = hostap_80211_get_hdrlen(fc);
+ hdrlen = hostap_80211_get_hdrlen(fhdr->frame_control);
/* check if there is enough room for extra data; if not, expand skb
* buffer to be large enough for the changes */
@@ -247,21 +249,21 @@
/* Called only as a tasklet (software IRQ) */
static struct sk_buff *
-prism2_frag_cache_get(local_info_t *local, struct ieee80211_hdr_4addr *hdr)
+prism2_frag_cache_get(local_info_t *local, struct ieee80211_hdr *hdr)
{
struct sk_buff *skb = NULL;
u16 sc;
unsigned int frag, seq;
struct prism2_frag_entry *entry;
- sc = le16_to_cpu(hdr->seq_ctl);
- frag = WLAN_GET_SEQ_FRAG(sc);
- seq = WLAN_GET_SEQ_SEQ(sc) >> 4;
+ sc = le16_to_cpu(hdr->seq_ctrl);
+ frag = sc & IEEE80211_SCTL_FRAG;
+ seq = (sc & IEEE80211_SCTL_SEQ) >> 4;
if (frag == 0) {
/* Reserve enough space to fit maximum frame length */
skb = dev_alloc_skb(local->dev->mtu +
- sizeof(struct ieee80211_hdr_4addr) +
+ sizeof(struct ieee80211_hdr) +
8 /* LLC */ +
2 /* alignment */ +
8 /* WEP */ + ETH_ALEN /* WDS */);
@@ -299,14 +301,14 @@
/* Called only as a tasklet (software IRQ) */
static int prism2_frag_cache_invalidate(local_info_t *local,
- struct ieee80211_hdr_4addr *hdr)
+ struct ieee80211_hdr *hdr)
{
u16 sc;
unsigned int seq;
struct prism2_frag_entry *entry;
- sc = le16_to_cpu(hdr->seq_ctl);
- seq = WLAN_GET_SEQ_SEQ(sc) >> 4;
+ sc = le16_to_cpu(hdr->seq_ctrl);
+ seq = (sc & IEEE80211_SCTL_SEQ) >> 4;
entry = prism2_frag_cache_find(local, seq, -1, hdr->addr2, hdr->addr1);
@@ -472,10 +474,8 @@
struct hostap_80211_rx_status *rx_stats, u16 type,
u16 stype)
{
- if (local->iw_mode == IW_MODE_MASTER) {
- hostap_update_sta_ps(local, (struct ieee80211_hdr_4addr *)
- skb->data);
- }
+ if (local->iw_mode == IW_MODE_MASTER)
+ hostap_update_sta_ps(local, (struct ieee80211_hdr *) skb->data);
if (local->hostapd && type == IEEE80211_FTYPE_MGMT) {
if (stype == IEEE80211_STYPE_BEACON &&
@@ -552,8 +552,8 @@
static int
-hostap_rx_frame_wds(local_info_t *local, struct ieee80211_hdr_4addr *hdr,
- u16 fc, struct net_device **wds)
+hostap_rx_frame_wds(local_info_t *local, struct ieee80211_hdr *hdr, u16 fc,
+ struct net_device **wds)
{
/* FIX: is this really supposed to accept WDS frames only in Master
* mode? What about Repeater or Managed with WDS frames? */
@@ -611,14 +611,14 @@
{
struct net_device *dev = local->dev;
u16 fc, ethertype;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
u8 *pos;
if (skb->len < 24)
return 0;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
- fc = le16_to_cpu(hdr->frame_ctl);
+ hdr = (struct ieee80211_hdr *) skb->data;
+ fc = le16_to_cpu(hdr->frame_control);
/* check that the frame is unicast frame to us */
if ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
@@ -651,14 +651,14 @@
hostap_rx_frame_decrypt(local_info_t *local, struct sk_buff *skb,
struct lib80211_crypt_data *crypt)
{
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
int res, hdrlen;
if (crypt == NULL || crypt->ops->decrypt_mpdu == NULL)
return 0;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
- hdrlen = hostap_80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl));
+ hdr = (struct ieee80211_hdr *) skb->data;
+ hdrlen = hostap_80211_get_hdrlen(hdr->frame_control);
if (local->tkip_countermeasures &&
strcmp(crypt->ops->name, "TKIP") == 0) {
@@ -689,14 +689,14 @@
hostap_rx_frame_decrypt_msdu(local_info_t *local, struct sk_buff *skb,
int keyidx, struct lib80211_crypt_data *crypt)
{
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
int res, hdrlen;
if (crypt == NULL || crypt->ops->decrypt_msdu == NULL)
return 0;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
- hdrlen = hostap_80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl));
+ hdr = (struct ieee80211_hdr *) skb->data;
+ hdrlen = hostap_80211_get_hdrlen(hdr->frame_control);
atomic_inc(&crypt->refcnt);
res = crypt->ops->decrypt_msdu(skb, keyidx, hdrlen, crypt->priv);
@@ -720,7 +720,7 @@
{
struct hostap_interface *iface;
local_info_t *local;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
size_t hdrlen;
u16 fc, type, stype, sc;
struct net_device *wds = NULL;
@@ -747,18 +747,18 @@
dev = local->ddev;
iface = netdev_priv(dev);
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ hdr = (struct ieee80211_hdr *) skb->data;
stats = hostap_get_stats(dev);
if (skb->len < 10)
goto rx_dropped;
- fc = le16_to_cpu(hdr->frame_ctl);
- type = WLAN_FC_GET_TYPE(fc);
- stype = WLAN_FC_GET_STYPE(fc);
- sc = le16_to_cpu(hdr->seq_ctl);
- frag = WLAN_GET_SEQ_FRAG(sc);
- hdrlen = hostap_80211_get_hdrlen(fc);
+ fc = le16_to_cpu(hdr->frame_control);
+ type = fc & IEEE80211_FCTL_FTYPE;
+ stype = fc & IEEE80211_FCTL_STYPE;
+ sc = le16_to_cpu(hdr->seq_ctrl);
+ frag = sc & IEEE80211_SCTL_FRAG;
+ hdrlen = hostap_80211_get_hdrlen(hdr->frame_control);
/* Put this code here so that we avoid duplicating it in all
* Rx paths. - Jean II */
@@ -918,7 +918,7 @@
if (local->host_decrypt && (fc & IEEE80211_FCTL_PROTECTED) &&
(keyidx = hostap_rx_frame_decrypt(local, skb, crypt)) < 0)
goto rx_dropped;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ hdr = (struct ieee80211_hdr *) skb->data;
/* skb: hdr + (possibly fragmented) plaintext payload */
@@ -931,7 +931,7 @@
printk(KERN_DEBUG "%s: Rx cannot get skb from "
"fragment cache (morefrag=%d seq=%u frag=%u)\n",
dev->name, (fc & IEEE80211_FCTL_MOREFRAGS) != 0,
- WLAN_GET_SEQ_SEQ(sc) >> 4, frag);
+ (sc & IEEE80211_SCTL_SEQ) >> 4, frag);
goto rx_dropped;
}
@@ -972,7 +972,7 @@
/* this was the last fragment and the frame will be
* delivered, so remove skb from fragment cache */
skb = frag_skb;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ hdr = (struct ieee80211_hdr *) skb->data;
prism2_frag_cache_invalidate(local, hdr);
}
@@ -983,7 +983,7 @@
hostap_rx_frame_decrypt_msdu(local, skb, keyidx, crypt))
goto rx_dropped;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ hdr = (struct ieee80211_hdr *) skb->data;
if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && !local->open_wep) {
if (local->ieee_802_1x &&
hostap_is_eapol_frame(local, skb)) {
diff --git a/drivers/net/wireless/hostap/hostap_80211_tx.c b/drivers/net/wireless/hostap/hostap_80211_tx.c
index 078a010..6693423 100644
--- a/drivers/net/wireless/hostap/hostap_80211_tx.c
+++ b/drivers/net/wireless/hostap/hostap_80211_tx.c
@@ -15,10 +15,10 @@
void hostap_dump_tx_80211(const char *name, struct sk_buff *skb)
{
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
u16 fc;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ hdr = (struct ieee80211_hdr *) skb->data;
printk(KERN_DEBUG "%s: TX len=%d jiffies=%ld\n",
name, skb->len, jiffies);
@@ -26,9 +26,10 @@
if (skb->len < 2)
return;
- fc = le16_to_cpu(hdr->frame_ctl);
+ fc = le16_to_cpu(hdr->frame_control);
printk(KERN_DEBUG " FC=0x%04x (type=%d:%d)%s%s",
- fc, WLAN_FC_GET_TYPE(fc) >> 2, WLAN_FC_GET_STYPE(fc) >> 4,
+ fc, (fc & IEEE80211_FCTL_FTYPE) >> 2,
+ (fc & IEEE80211_FCTL_STYPE) >> 4,
fc & IEEE80211_FCTL_TODS ? " [ToDS]" : "",
fc & IEEE80211_FCTL_FROMDS ? " [FromDS]" : "");
@@ -38,7 +39,7 @@
}
printk(" dur=0x%04x seq=0x%04x\n", le16_to_cpu(hdr->duration_id),
- le16_to_cpu(hdr->seq_ctl));
+ le16_to_cpu(hdr->seq_ctrl));
printk(KERN_DEBUG " A1=%pM", hdr->addr1);
printk(" A2=%pM", hdr->addr2);
@@ -57,7 +58,7 @@
struct hostap_interface *iface;
local_info_t *local;
int need_headroom, need_tailroom = 0;
- struct ieee80211_hdr_4addr hdr;
+ struct ieee80211_hdr hdr;
u16 fc, ethertype = 0;
enum {
WDS_NO = 0, WDS_OWN_FRAME, WDS_COMPLIANT_FRAME
@@ -201,7 +202,7 @@
memcpy(&hdr.addr3, local->bssid, ETH_ALEN);
}
- hdr.frame_ctl = cpu_to_le16(fc);
+ hdr.frame_control = cpu_to_le16(fc);
skb_pull(skb, skip_header_bytes);
need_headroom = local->func->need_tx_headroom + hdr_len + encaps_len;
@@ -265,7 +266,7 @@
struct hostap_interface *iface;
local_info_t *local;
struct hostap_skb_tx_data *meta;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
u16 fc;
iface = netdev_priv(dev);
@@ -287,10 +288,10 @@
meta->iface = iface;
if (skb->len >= IEEE80211_DATA_HDR3_LEN + sizeof(rfc1042_header) + 2) {
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
- fc = le16_to_cpu(hdr->frame_ctl);
- if (WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_DATA &&
- WLAN_FC_GET_STYPE(fc) == IEEE80211_STYPE_DATA) {
+ hdr = (struct ieee80211_hdr *) skb->data;
+ fc = le16_to_cpu(hdr->frame_control);
+ if (ieee80211_is_data(hdr->frame_control) &&
+ (fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_DATA) {
u8 *pos = &skb->data[IEEE80211_DATA_HDR3_LEN +
sizeof(rfc1042_header)];
meta->ethertype = (pos[0] << 8) | pos[1];
@@ -310,8 +311,7 @@
{
struct hostap_interface *iface;
local_info_t *local;
- struct ieee80211_hdr_4addr *hdr;
- u16 fc;
+ struct ieee80211_hdr *hdr;
int prefix_len, postfix_len, hdr_len, res;
iface = netdev_priv(skb->dev);
@@ -324,7 +324,7 @@
if (local->tkip_countermeasures &&
strcmp(crypt->ops->name, "TKIP") == 0) {
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ hdr = (struct ieee80211_hdr *) skb->data;
if (net_ratelimit()) {
printk(KERN_DEBUG "%s: TKIP countermeasures: dropped "
"TX packet to %pM\n",
@@ -349,9 +349,8 @@
return NULL;
}
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
- fc = le16_to_cpu(hdr->frame_ctl);
- hdr_len = hostap_80211_get_hdrlen(fc);
+ hdr = (struct ieee80211_hdr *) skb->data;
+ hdr_len = hostap_80211_get_hdrlen(hdr->frame_control);
/* Host-based IEEE 802.11 fragmentation for TX is not yet supported, so
* call both MSDU and MPDU encryption functions from here. */
@@ -384,7 +383,7 @@
ap_tx_ret tx_ret;
struct hostap_skb_tx_data *meta;
int no_encrypt = 0;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
iface = netdev_priv(dev);
local = iface->local;
@@ -427,14 +426,14 @@
tx_ret = hostap_handle_sta_tx(local, &tx);
skb = tx.skb;
meta = (struct hostap_skb_tx_data *) skb->cb;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
- fc = le16_to_cpu(hdr->frame_ctl);
+ hdr = (struct ieee80211_hdr *) skb->data;
+ fc = le16_to_cpu(hdr->frame_control);
switch (tx_ret) {
case AP_TX_CONTINUE:
break;
case AP_TX_CONTINUE_NOT_AUTHORIZED:
if (local->ieee_802_1x &&
- WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_DATA &&
+ ieee80211_is_data(hdr->frame_control) &&
meta->ethertype != ETH_P_PAE &&
!(meta->flags & HOSTAP_TX_FLAGS_WDS)) {
printk(KERN_DEBUG "%s: dropped frame to unauthorized "
@@ -469,10 +468,10 @@
/* remove special version from the frame header */
fc &= ~IEEE80211_FCTL_VERS;
- hdr->frame_ctl = cpu_to_le16(fc);
+ hdr->frame_control = cpu_to_le16(fc);
}
- if (WLAN_FC_GET_TYPE(fc) != IEEE80211_FTYPE_DATA) {
+ if (!ieee80211_is_data(hdr->frame_control)) {
no_encrypt = 1;
tx.crypt = NULL;
}
@@ -493,9 +492,9 @@
/* Add ISWEP flag both for firmware and host based encryption
*/
fc |= IEEE80211_FCTL_PROTECTED;
- hdr->frame_ctl = cpu_to_le16(fc);
+ hdr->frame_control = cpu_to_le16(fc);
} else if (local->drop_unencrypted &&
- WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_DATA &&
+ ieee80211_is_data(hdr->frame_control) &&
meta->ethertype != ETH_P_PAE) {
if (net_ratelimit()) {
printk(KERN_DEBUG "%s: dropped unencrypted TX data "
diff --git a/drivers/net/wireless/hostap/hostap_ap.c b/drivers/net/wireless/hostap/hostap_ap.c
index 0a4bf94..645862f 100644
--- a/drivers/net/wireless/hostap/hostap_ap.c
+++ b/drivers/net/wireless/hostap/hostap_ap.c
@@ -19,6 +19,7 @@
#include <linux/proc_fs.h>
#include <linux/delay.h>
#include <linux/random.h>
+#include <linux/if_arp.h>
#include "hostap_wlan.h"
#include "hostap.h"
@@ -588,26 +589,22 @@
static void hostap_ap_tx_cb(struct sk_buff *skb, int ok, void *data)
{
struct ap_data *ap = data;
- u16 fc;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
if (!ap->local->hostapd || !ap->local->apdev) {
dev_kfree_skb(skb);
return;
}
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
- fc = le16_to_cpu(hdr->frame_ctl);
-
/* Pass the TX callback frame to the hostapd; use 802.11 header version
* 1 to indicate failure (no ACK) and 2 success (frame ACKed) */
- fc &= ~IEEE80211_FCTL_VERS;
- fc |= ok ? BIT(1) : BIT(0);
- hdr->frame_ctl = cpu_to_le16(fc);
+ hdr = (struct ieee80211_hdr *) skb->data;
+ hdr->frame_control &= cpu_to_le16(~IEEE80211_FCTL_VERS);
+ hdr->frame_control |= cpu_to_le16(ok ? BIT(1) : BIT(0));
skb->dev = ap->local->apdev;
- skb_pull(skb, hostap_80211_get_hdrlen(fc));
+ skb_pull(skb, hostap_80211_get_hdrlen(hdr->frame_control));
skb->pkt_type = PACKET_OTHERHOST;
skb->protocol = cpu_to_be16(ETH_P_802_2);
memset(skb->cb, 0, sizeof(skb->cb));
@@ -621,8 +618,8 @@
{
struct ap_data *ap = data;
struct net_device *dev = ap->local->dev;
- struct ieee80211_hdr_4addr *hdr;
- u16 fc, auth_alg, auth_transaction, status;
+ struct ieee80211_hdr *hdr;
+ u16 auth_alg, auth_transaction, status;
__le16 *pos;
struct sta_info *sta = NULL;
char *txt = NULL;
@@ -632,10 +629,8 @@
return;
}
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
- fc = le16_to_cpu(hdr->frame_ctl);
- if (WLAN_FC_GET_TYPE(fc) != IEEE80211_FTYPE_MGMT ||
- WLAN_FC_GET_STYPE(fc) != IEEE80211_STYPE_AUTH ||
+ hdr = (struct ieee80211_hdr *) skb->data;
+ if (!ieee80211_is_auth(hdr->frame_control) ||
skb->len < IEEE80211_MGMT_HDR_LEN + 6) {
printk(KERN_DEBUG "%s: hostap_ap_tx_cb_auth received invalid "
"frame\n", dev->name);
@@ -691,7 +686,7 @@
{
struct ap_data *ap = data;
struct net_device *dev = ap->local->dev;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
u16 fc, status;
__le16 *pos;
struct sta_info *sta = NULL;
@@ -702,11 +697,10 @@
return;
}
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
- fc = le16_to_cpu(hdr->frame_ctl);
- if (WLAN_FC_GET_TYPE(fc) != IEEE80211_FTYPE_MGMT ||
- (WLAN_FC_GET_STYPE(fc) != IEEE80211_STYPE_ASSOC_RESP &&
- WLAN_FC_GET_STYPE(fc) != IEEE80211_STYPE_REASSOC_RESP) ||
+ hdr = (struct ieee80211_hdr *) skb->data;
+ fc = le16_to_cpu(hdr->frame_control);
+ if ((!ieee80211_is_assoc_resp(hdr->frame_control) &&
+ !ieee80211_is_reassoc_resp(hdr->frame_control)) ||
skb->len < IEEE80211_MGMT_HDR_LEN + 4) {
printk(KERN_DEBUG "%s: hostap_ap_tx_cb_assoc received invalid "
"frame\n", dev->name);
@@ -757,12 +751,12 @@
static void hostap_ap_tx_cb_poll(struct sk_buff *skb, int ok, void *data)
{
struct ap_data *ap = data;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
struct sta_info *sta;
if (skb->len < 24)
goto fail;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ hdr = (struct ieee80211_hdr *) skb->data;
if (ok) {
spin_lock(&ap->sta_table_lock);
sta = ap_get_sta(ap, hdr->addr1);
@@ -917,7 +911,7 @@
{
struct hostap_interface *iface;
local_info_t *local;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
u16 fc;
struct sk_buff *skb;
struct hostap_skb_tx_data *meta;
@@ -942,8 +936,8 @@
}
fc = type_subtype;
- hdrlen = hostap_80211_get_hdrlen(fc);
- hdr = (struct ieee80211_hdr_4addr *) skb_put(skb, hdrlen);
+ hdrlen = hostap_80211_get_hdrlen(cpu_to_le16(type_subtype));
+ hdr = (struct ieee80211_hdr *) skb_put(skb, hdrlen);
if (body)
memcpy(skb_put(skb, body_len), body, body_len);
@@ -954,11 +948,11 @@
memcpy(hdr->addr1, addr, ETH_ALEN); /* DA / RA */
- if (WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_DATA) {
+ if (ieee80211_is_data(hdr->frame_control)) {
fc |= IEEE80211_FCTL_FROMDS;
memcpy(hdr->addr2, dev->dev_addr, ETH_ALEN); /* BSSID */
memcpy(hdr->addr3, dev->dev_addr, ETH_ALEN); /* SA */
- } else if (WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_CTL) {
+ } else if (ieee80211_is_ctl(hdr->frame_control)) {
/* control:ACK does not have addr2 or addr3 */
memset(hdr->addr2, 0, ETH_ALEN);
memset(hdr->addr3, 0, ETH_ALEN);
@@ -967,7 +961,7 @@
memcpy(hdr->addr3, dev->dev_addr, ETH_ALEN); /* BSSID */
}
- hdr->frame_ctl = cpu_to_le16(fc);
+ hdr->frame_control = cpu_to_le16(fc);
meta = (struct hostap_skb_tx_data *) skb->cb;
memset(meta, 0, sizeof(*meta));
@@ -1284,22 +1278,21 @@
struct hostap_80211_rx_status *rx_stats)
{
struct net_device *dev = local->dev;
- struct ieee80211_hdr_4addr *hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
size_t hdrlen;
struct ap_data *ap = local->ap;
char body[8 + WLAN_AUTH_CHALLENGE_LEN], *challenge = NULL;
int len, olen;
u16 auth_alg, auth_transaction, status_code;
__le16 *pos;
- u16 resp = WLAN_STATUS_SUCCESS, fc;
+ u16 resp = WLAN_STATUS_SUCCESS;
struct sta_info *sta = NULL;
struct lib80211_crypt_data *crypt;
char *txt = "";
len = skb->len - IEEE80211_MGMT_HDR_LEN;
- fc = le16_to_cpu(hdr->frame_ctl);
- hdrlen = hostap_80211_get_hdrlen(fc);
+ hdrlen = hostap_80211_get_hdrlen(hdr->frame_control);
if (len < 6) {
PDEBUG(DEBUG_AP, "%s: handle_authen - too short payload "
@@ -1435,7 +1428,7 @@
challenge == NULL ||
memcmp(sta->u.sta.challenge, challenge,
WLAN_AUTH_CHALLENGE_LEN) != 0 ||
- !(fc & IEEE80211_FCTL_PROTECTED)) {
+ !ieee80211_has_protected(hdr->frame_control)) {
txt = "challenge response incorrect";
resp = WLAN_STATUS_CHALLENGE_FAIL;
goto fail;
@@ -1488,7 +1481,7 @@
"trans#=%d stat=%d len=%d fc=%04x) ==> %d (%s)\n",
dev->name, hdr->addr2,
auth_alg, auth_transaction, status_code, len,
- fc, resp, txt);
+ le16_to_cpu(hdr->frame_control), resp, txt);
}
}
@@ -1498,7 +1491,7 @@
struct hostap_80211_rx_status *rx_stats, int reassoc)
{
struct net_device *dev = local->dev;
- struct ieee80211_hdr_4addr *hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
char body[12], *p, *lpos;
int len, left;
__le16 *pos;
@@ -1707,7 +1700,7 @@
struct hostap_80211_rx_status *rx_stats)
{
struct net_device *dev = local->dev;
- struct ieee80211_hdr_4addr *hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
char *body = (char *) (skb->data + IEEE80211_MGMT_HDR_LEN);
int len;
u16 reason_code;
@@ -1749,7 +1742,7 @@
struct hostap_80211_rx_status *rx_stats)
{
struct net_device *dev = local->dev;
- struct ieee80211_hdr_4addr *hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
char *body = skb->data + IEEE80211_MGMT_HDR_LEN;
int len;
u16 reason_code;
@@ -1788,7 +1781,7 @@
/* Called only as a scheduled task for pending AP frames. */
static void ap_handle_data_nullfunc(local_info_t *local,
- struct ieee80211_hdr_4addr *hdr)
+ struct ieee80211_hdr *hdr)
{
struct net_device *dev = local->dev;
@@ -1805,7 +1798,7 @@
/* Called only as a scheduled task for pending AP frames. */
static void ap_handle_dropped_data(local_info_t *local,
- struct ieee80211_hdr_4addr *hdr)
+ struct ieee80211_hdr *hdr)
{
struct net_device *dev = local->dev;
struct sta_info *sta;
@@ -1863,7 +1856,7 @@
/* Called only as a scheduled task for pending AP frames. */
static void handle_pspoll(local_info_t *local,
- struct ieee80211_hdr_4addr *hdr,
+ struct ieee80211_hdr *hdr,
struct hostap_80211_rx_status *rx_stats)
{
struct net_device *dev = local->dev;
@@ -1872,8 +1865,7 @@
struct sk_buff *skb;
PDEBUG(DEBUG_PS2, "handle_pspoll: BSSID=%pM, TA=%pM PWRMGT=%d\n",
- hdr->addr1, hdr->addr2,
- !!(le16_to_cpu(hdr->frame_ctl) & IEEE80211_FCTL_PM));
+ hdr->addr1, hdr->addr2, !!ieee80211_has_pm(hdr->frame_control));
if (memcmp(hdr->addr1, dev->dev_addr, ETH_ALEN)) {
PDEBUG(DEBUG_AP,
@@ -1984,7 +1976,7 @@
static void handle_beacon(local_info_t *local, struct sk_buff *skb,
struct hostap_80211_rx_status *rx_stats)
{
- struct ieee80211_hdr_4addr *hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
char *body = skb->data + IEEE80211_MGMT_HDR_LEN;
int len, left;
u16 beacon_int, capability;
@@ -2143,14 +2135,14 @@
struct net_device *dev = local->dev;
#endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
u16 fc, type, stype;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
/* FIX: should give skb->len to handler functions and check that the
* buffer is long enough */
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
- fc = le16_to_cpu(hdr->frame_ctl);
- type = WLAN_FC_GET_TYPE(fc);
- stype = WLAN_FC_GET_STYPE(fc);
+ hdr = (struct ieee80211_hdr *) skb->data;
+ fc = le16_to_cpu(hdr->frame_control);
+ type = fc & IEEE80211_FCTL_FTYPE;
+ stype = fc & IEEE80211_FCTL_STYPE;
#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
if (!local->hostapd && type == IEEE80211_FTYPE_DATA) {
@@ -2262,8 +2254,7 @@
{
struct hostap_interface *iface;
local_info_t *local;
- u16 fc;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
iface = netdev_priv(dev);
local = iface->local;
@@ -2273,12 +2264,10 @@
local->stats.rx_packets++;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
- fc = le16_to_cpu(hdr->frame_ctl);
+ hdr = (struct ieee80211_hdr *) skb->data;
if (local->ap->ap_policy == AP_OTHER_AP_SKIP_ALL &&
- WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_MGMT &&
- WLAN_FC_GET_STYPE(fc) == IEEE80211_STYPE_BEACON)
+ ieee80211_is_beacon(hdr->frame_control))
goto drop;
skb->protocol = cpu_to_be16(ETH_P_HOSTAP);
@@ -2294,7 +2283,7 @@
static void schedule_packet_send(local_info_t *local, struct sta_info *sta)
{
struct sk_buff *skb;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
struct hostap_80211_rx_status rx_stats;
if (skb_queue_empty(&sta->tx_buf))
@@ -2307,10 +2296,10 @@
return;
}
- hdr = (struct ieee80211_hdr_4addr *) skb_put(skb, 16);
+ hdr = (struct ieee80211_hdr *) skb_put(skb, 16);
/* Generate a fake pspoll frame to start packet delivery */
- hdr->frame_ctl = cpu_to_le16(
+ hdr->frame_control = cpu_to_le16(
IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
memcpy(hdr->addr1, local->dev->dev_addr, ETH_ALEN);
memcpy(hdr->addr2, sta->addr, ETH_ALEN);
@@ -2689,7 +2678,7 @@
struct sta_info *sta = NULL;
struct sk_buff *skb = tx->skb;
int set_tim, ret;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
struct hostap_skb_tx_data *meta;
meta = (struct hostap_skb_tx_data *) skb->cb;
@@ -2698,7 +2687,7 @@
meta->iface->type == HOSTAP_INTERFACE_STA)
goto out;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ hdr = (struct ieee80211_hdr *) skb->data;
if (hdr->addr1[0] & 0x01) {
/* broadcast/multicast frame - no AP related processing */
@@ -2753,7 +2742,7 @@
if (meta->flags & HOSTAP_TX_FLAGS_ADD_MOREDATA) {
/* indicate to STA that more frames follow */
- hdr->frame_ctl |=
+ hdr->frame_control |=
cpu_to_le16(IEEE80211_FCTL_MOREDATA);
}
@@ -2828,10 +2817,10 @@
void hostap_handle_sta_tx_exc(local_info_t *local, struct sk_buff *skb)
{
struct sta_info *sta;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
struct hostap_skb_tx_data *meta;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ hdr = (struct ieee80211_hdr *) skb->data;
meta = (struct hostap_skb_tx_data *) skb->cb;
spin_lock(&local->ap->sta_table_lock);
@@ -2898,8 +2887,8 @@
/* Called only as a tasklet (software IRQ). Called for each RX frame to update
- * STA power saving state. pwrmgt is a flag from 802.11 frame_ctl field. */
-int hostap_update_sta_ps(local_info_t *local, struct ieee80211_hdr_4addr *hdr)
+ * STA power saving state. pwrmgt is a flag from 802.11 frame_control field. */
+int hostap_update_sta_ps(local_info_t *local, struct ieee80211_hdr *hdr)
{
struct sta_info *sta;
u16 fc;
@@ -2913,9 +2902,10 @@
if (!sta)
return -1;
- fc = le16_to_cpu(hdr->frame_ctl);
+ fc = le16_to_cpu(hdr->frame_control);
hostap_update_sta_ps2(local, sta, fc & IEEE80211_FCTL_PM,
- WLAN_FC_GET_TYPE(fc), WLAN_FC_GET_STYPE(fc));
+ fc & IEEE80211_FCTL_FTYPE,
+ fc & IEEE80211_FCTL_STYPE);
atomic_dec(&sta->users);
return 0;
@@ -2932,16 +2922,16 @@
int ret;
struct sta_info *sta;
u16 fc, type, stype;
- struct ieee80211_hdr_4addr *hdr;
+ struct ieee80211_hdr *hdr;
if (local->ap == NULL)
return AP_RX_CONTINUE;
- hdr = (struct ieee80211_hdr_4addr *) skb->data;
+ hdr = (struct ieee80211_hdr *) skb->data;
- fc = le16_to_cpu(hdr->frame_ctl);
- type = WLAN_FC_GET_TYPE(fc);
- stype = WLAN_FC_GET_STYPE(fc);
+ fc = le16_to_cpu(hdr->frame_control);
+ type = fc & IEEE80211_FCTL_FTYPE;
+ stype = fc & IEEE80211_FCTL_STYPE;
spin_lock(&local->ap->sta_table_lock);
sta = ap_get_sta(local->ap, hdr->addr2);
@@ -3064,7 +3054,7 @@
/* Called only as a tasklet (software IRQ) */
int hostap_handle_sta_crypto(local_info_t *local,
- struct ieee80211_hdr_4addr *hdr,
+ struct ieee80211_hdr *hdr,
struct lib80211_crypt_data **crypt,
void **sta_ptr)
{
@@ -3166,7 +3156,7 @@
/* Called only as a tasklet (software IRQ) */
int hostap_update_rx_stats(struct ap_data *ap,
- struct ieee80211_hdr_4addr *hdr,
+ struct ieee80211_hdr *hdr,
struct hostap_80211_rx_status *rx_stats)
{
struct sta_info *sta;
diff --git a/drivers/net/wireless/hostap/hostap_ap.h b/drivers/net/wireless/hostap/hostap_ap.h
index d36e4b1..655ceeb 100644
--- a/drivers/net/wireless/hostap/hostap_ap.h
+++ b/drivers/net/wireless/hostap/hostap_ap.h
@@ -235,7 +235,7 @@
ap_tx_ret hostap_handle_sta_tx(local_info_t *local, struct hostap_tx_data *tx);
void hostap_handle_sta_release(void *ptr);
void hostap_handle_sta_tx_exc(local_info_t *local, struct sk_buff *skb);
-int hostap_update_sta_ps(local_info_t *local, struct ieee80211_hdr_4addr *hdr);
+int hostap_update_sta_ps(local_info_t *local, struct ieee80211_hdr *hdr);
typedef enum {
AP_RX_CONTINUE, AP_RX_DROP, AP_RX_EXIT, AP_RX_CONTINUE_NOT_AUTHORIZED
} ap_rx_ret;
@@ -243,13 +243,13 @@
struct sk_buff *skb,
struct hostap_80211_rx_status *rx_stats,
int wds);
-int hostap_handle_sta_crypto(local_info_t *local, struct ieee80211_hdr_4addr *hdr,
+int hostap_handle_sta_crypto(local_info_t *local, struct ieee80211_hdr *hdr,
struct lib80211_crypt_data **crypt,
void **sta_ptr);
int hostap_is_sta_assoc(struct ap_data *ap, u8 *sta_addr);
int hostap_is_sta_authorized(struct ap_data *ap, u8 *sta_addr);
int hostap_add_sta(struct ap_data *ap, u8 *sta_addr);
-int hostap_update_rx_stats(struct ap_data *ap, struct ieee80211_hdr_4addr *hdr,
+int hostap_update_rx_stats(struct ap_data *ap, struct ieee80211_hdr *hdr,
struct hostap_80211_rx_status *rx_stats);
void hostap_update_rates(local_info_t *local);
void hostap_add_wds_links(local_info_t *local);
diff --git a/drivers/net/wireless/hostap/hostap_hw.c b/drivers/net/wireless/hostap/hostap_hw.c
index 0f27059..3d9e7b7 100644
--- a/drivers/net/wireless/hostap/hostap_hw.c
+++ b/drivers/net/wireless/hostap/hostap_hw.c
@@ -46,7 +46,6 @@
#include <linux/rtnetlink.h>
#include <linux/wireless.h>
#include <net/iw_handler.h>
-#include <net/ieee80211.h>
#include <net/lib80211.h>
#include <asm/irq.h>
@@ -1840,8 +1839,8 @@
hdr_len = 24;
skb_copy_from_linear_data(skb, &txdesc.frame_control, hdr_len);
fc = le16_to_cpu(txdesc.frame_control);
- if (WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_DATA &&
- (fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS) &&
+ if (ieee80211_is_data(txdesc.frame_control) &&
+ ieee80211_has_a4(txdesc.frame_control) &&
skb->len >= 30) {
/* Addr4 */
skb_copy_from_linear_data_offset(skb, hdr_len, txdesc.addr4,
@@ -2082,7 +2081,7 @@
stats.rate = rxdesc->rate;
/* Convert Prism2 RX structure into IEEE 802.11 header */
- hdrlen = hostap_80211_get_hdrlen(le16_to_cpu(rxdesc->frame_control));
+ hdrlen = hostap_80211_get_hdrlen(rxdesc->frame_control);
if (hdrlen > rx_hdrlen)
hdrlen = rx_hdrlen;
@@ -2204,7 +2203,7 @@
return;
}
- hdrlen = hostap_80211_get_hdrlen(le16_to_cpu(txdesc->frame_control));
+ hdrlen = hostap_80211_get_hdrlen(txdesc->frame_control);
len = le16_to_cpu(txdesc->data_len);
skb = dev_alloc_skb(hdrlen + len);
if (skb == NULL) {
@@ -2315,8 +2314,7 @@
if (skb->len >= sizeof(*txdesc)) {
/* Convert Prism2 RX structure into IEEE 802.11 header
*/
- u16 fc = le16_to_cpu(txdesc->frame_control);
- int hdrlen = hostap_80211_get_hdrlen(fc);
+ int hdrlen = hostap_80211_get_hdrlen(txdesc->frame_control);
memmove(skb_pull(skb, sizeof(*txdesc) - hdrlen),
&txdesc->frame_control, hdrlen);
@@ -2394,12 +2392,12 @@
PDEBUG(DEBUG_EXTRA, " retry_count=%d tx_rate=%d fc=0x%04x "
"(%s%s%s::%d%s%s)\n",
txdesc.retry_count, txdesc.tx_rate, fc,
- WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_MGMT ? "Mgmt" : "",
- WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_CTL ? "Ctrl" : "",
- WLAN_FC_GET_TYPE(fc) == IEEE80211_FTYPE_DATA ? "Data" : "",
- WLAN_FC_GET_STYPE(fc) >> 4,
- fc & IEEE80211_FCTL_TODS ? " ToDS" : "",
- fc & IEEE80211_FCTL_FROMDS ? " FromDS" : "");
+ ieee80211_is_mgmt(txdesc.frame_control) ? "Mgmt" : "",
+ ieee80211_is_ctl(txdesc.frame_control) ? "Ctrl" : "",
+ ieee80211_is_data(txdesc.frame_control) ? "Data" : "",
+ (fc & IEEE80211_FCTL_STYPE) >> 4,
+ ieee80211_has_tods(txdesc.frame_control) ? " ToDS" : "",
+ ieee80211_has_fromds(txdesc.frame_control) ? " FromDS" : "");
PDEBUG(DEBUG_EXTRA, " A1=%pM A2=%pM A3=%pM A4=%pM\n",
txdesc.addr1, txdesc.addr2,
txdesc.addr3, txdesc.addr4);
diff --git a/drivers/net/wireless/hostap/hostap_info.c b/drivers/net/wireless/hostap/hostap_info.c
index 99b4cf4..6fa14a4 100644
--- a/drivers/net/wireless/hostap/hostap_info.c
+++ b/drivers/net/wireless/hostap/hostap_info.c
@@ -1,5 +1,6 @@
/* Host AP driver Info Frame processing (part of hostap.o module) */
+#include <linux/if_arp.h>
#include "hostap_wlan.h"
#include "hostap.h"
#include "hostap_ap.h"
diff --git a/drivers/net/wireless/hostap/hostap_ioctl.c b/drivers/net/wireless/hostap/hostap_ioctl.c
index 8618b33..3f2bda8 100644
--- a/drivers/net/wireless/hostap/hostap_ioctl.c
+++ b/drivers/net/wireless/hostap/hostap_ioctl.c
@@ -2,6 +2,7 @@
#include <linux/types.h>
#include <linux/ethtool.h>
+#include <linux/if_arp.h>
#include <net/lib80211.h>
#include "hostap_wlan.h"
diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c
index 02a312c..5d55f92 100644
--- a/drivers/net/wireless/hostap/hostap_main.c
+++ b/drivers/net/wireless/hostap/hostap_main.c
@@ -26,7 +26,6 @@
#include <linux/etherdevice.h>
#include <net/net_namespace.h>
#include <net/iw_handler.h>
-#include <net/ieee80211.h>
#include <net/lib80211.h>
#include <asm/uaccess.h>
@@ -543,7 +542,8 @@
fc = __le16_to_cpu(rx->frame_control);
printk(KERN_DEBUG " FC=0x%04x (type=%d:%d) dur=0x%04x seq=0x%04x "
"data_len=%d%s%s\n",
- fc, WLAN_FC_GET_TYPE(fc) >> 2, WLAN_FC_GET_STYPE(fc) >> 4,
+ fc, (fc & IEEE80211_FCTL_FTYPE) >> 2,
+ (fc & IEEE80211_FCTL_STYPE) >> 4,
__le16_to_cpu(rx->duration_id), __le16_to_cpu(rx->seq_ctrl),
__le16_to_cpu(rx->data_len),
fc & IEEE80211_FCTL_TODS ? " [ToDS]" : "",
@@ -570,7 +570,8 @@
fc = __le16_to_cpu(tx->frame_control);
printk(KERN_DEBUG " FC=0x%04x (type=%d:%d) dur=0x%04x seq=0x%04x "
"data_len=%d%s%s\n",
- fc, WLAN_FC_GET_TYPE(fc) >> 2, WLAN_FC_GET_STYPE(fc) >> 4,
+ fc, (fc & IEEE80211_FCTL_FTYPE) >> 2,
+ (fc & IEEE80211_FCTL_STYPE) >> 4,
__le16_to_cpu(tx->duration_id), __le16_to_cpu(tx->seq_ctrl),
__le16_to_cpu(tx->data_len),
fc & IEEE80211_FCTL_TODS ? " [ToDS]" : "",
@@ -593,29 +594,16 @@
}
-int hostap_80211_get_hdrlen(u16 fc)
+int hostap_80211_get_hdrlen(__le16 fc)
{
- int hdrlen = 24;
+ if (ieee80211_is_data(fc) && ieee80211_has_a4 (fc))
+ return 30; /* Addr4 */
+ else if (ieee80211_is_cts(fc) || ieee80211_is_ack(fc))
+ return 10;
+ else if (ieee80211_is_ctl(fc))
+ return 16;
- switch (WLAN_FC_GET_TYPE(fc)) {
- case IEEE80211_FTYPE_DATA:
- if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
- hdrlen = 30; /* Addr4 */
- break;
- case IEEE80211_FTYPE_CTL:
- switch (WLAN_FC_GET_STYPE(fc)) {
- case IEEE80211_STYPE_CTS:
- case IEEE80211_STYPE_ACK:
- hdrlen = 10;
- break;
- default:
- hdrlen = 16;
- break;
- }
- break;
- }
-
- return hdrlen;
+ return 24;
}