system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-10-22 19:25:51 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge rsync://bughost.org/repos/ieee80211-delta/

Browse source
This commit is contained in:
Jeff Garzik 2005-10-21 14:58:47 -04:00
parent 59b8182707 519a62bb8a
commit 9789089703
3 changed files with 18 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
include/net/ieee80211.h
View file

@ -29,7 +29,7 @@
#include <linux/kernel.h> /* ARRAY_SIZE */
#include <linux/wireless.h>
#define IEEE80211_VERSION "git-1.1.5"
#define IEEE80211_VERSION "git-1.1.6"
#define IEEE80211_DATA_LEN 2304
/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section

3
net/ieee80211/ieee80211_rx.c
View file

@ -409,7 +409,8 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
return 1;
}
if (is_multicast_ether_addr(hdr->addr1) ? ieee->host_mc_decrypt :
if ((is_multicast_ether_addr(hdr->addr1) ||
is_broadcast_ether_addr(hdr->addr2)) ? ieee->host_mc_decrypt :
ieee->host_decrypt) {
int idx = 0;
if (skb->len >= hdrlen + 3)

23
net/ieee80211/ieee80211_tx.c
View file

@ -157,11 +157,14 @@ static inline int ieee80211_encrypt_fragment(struct ieee80211_device *ieee,
struct ieee80211_crypt_data *crypt = ieee->crypt[ieee->tx_keyidx];
int res;
if (crypt == NULL)
return -1;
/* To encrypt, frame format is:
* IV (4 bytes), clear payload (including SNAP), ICV (4 bytes) */
atomic_inc(&crypt->refcnt);
res = 0;
if (crypt->ops->encrypt_mpdu)
if (crypt->ops && crypt->ops->encrypt_mpdu)
res = crypt->ops->encrypt_mpdu(frag, hdr_len, crypt->priv);
atomic_dec(&crypt->refcnt);
@ -187,7 +190,7 @@ void ieee80211_txb_free(struct ieee80211_txb *txb)
}
static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size,
gfp_t gfp_mask)
int headroom, gfp_t gfp_mask)
{
struct ieee80211_txb *txb;
int i;
@ -201,11 +204,13 @@ static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size,
txb->frag_size = txb_size;
for (i = 0; i < nr_frags; i++) {
txb->fragments[i] = dev_alloc_skb(txb_size);
txb->fragments[i] = __dev_alloc_skb(txb_size + headroom,
gfp_mask);
if (unlikely(!txb->fragments[i])) {
i--;
break;
}
skb_reserve(txb->fragments[i], headroom);
}
if (unlikely(i != nr_frags)) {
while (i >= 0)
@ -264,9 +269,9 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
encrypt = !(ether_type == ETH_P_PAE && ieee->ieee802_1x) &&
ieee->sec.encrypt;
host_encrypt = ieee->host_encrypt && encrypt;
host_encrypt_msdu = ieee->host_encrypt_msdu && encrypt;
host_build_iv = ieee->host_build_iv && encrypt;
host_encrypt = ieee->host_encrypt && encrypt && crypt;
host_encrypt_msdu = ieee->host_encrypt_msdu && encrypt && crypt;
host_build_iv = ieee->host_build_iv && encrypt && crypt;
if (!encrypt && ieee->ieee802_1x &&
ieee->drop_unencrypted && ether_type != ETH_P_PAE) {
@ -338,7 +343,8 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
if (host_encrypt || ieee->host_open_frag) {
/* Determine fragmentation size based on destination (multicast
* and broadcast are not fragmented) */
if (is_multicast_ether_addr(dest))
if (is_multicast_ether_addr(dest) ||
is_broadcast_ether_addr(dest))
frag_size = MAX_FRAG_THRESHOLD;
else
frag_size = ieee->fts;
@ -380,7 +386,8 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
/* When we allocate the TXB we allocate enough space for the reserve
* and full fragment bytes (bytes_per_frag doesn't include prefix,
* postfix, header, FCS, etc.) */
txb = ieee80211_alloc_txb(nr_frags, frag_size, GFP_ATOMIC);
txb = ieee80211_alloc_txb(nr_frags, frag_size,
ieee->tx_headroom, GFP_ATOMIC);
if (unlikely(!txb)) {
printk(KERN_WARNING "%s: Could not allocate TXB\n",
ieee->dev->name);