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authorHarvey Harrison <harvey.harrison@gmail.com>2008-07-02 16:30:52 -0700
committerJohn W. Linville <linville@tuxdriver.com>2008-07-08 14:16:01 -0400
commitc34498b9e633baa3266af98106502633b6bc371b (patch)
treed3fea359c2c54f3b5b3c5630864ebb6c628a4b08 /net/mac80211/wpa.c
parenta7767f958a3b09a1bcd0ddcb21ef6f9a8ebd782c (diff)
downloadop-kernel-dev-c34498b9e633baa3266af98106502633b6bc371b.zip
op-kernel-dev-c34498b9e633baa3266af98106502633b6bc371b.tar.gz
mac80211: wpa.c remove rx/tx_data ->fc users
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/wpa.c')
-rw-r--r--net/mac80211/wpa.c21
1 files changed, 8 insertions, 13 deletions
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 241c932..ec2ae86 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -28,19 +28,16 @@ ieee80211_tx_h_michael_mic_add(struct ieee80211_tx_data *tx)
size_t data_len;
unsigned int hdrlen;
struct ieee80211_hdr *hdr;
- u16 fc;
struct sk_buff *skb = tx->skb;
int authenticator;
int wpa_test = 0;
int tail;
- fc = tx->fc;
-
+ hdr = (struct ieee80211_hdr *)skb->data;
if (!tx->key || tx->key->conf.alg != ALG_TKIP || skb->len < 24 ||
- !WLAN_FC_DATA_PRESENT(fc))
+ !ieee80211_is_data_present(hdr->frame_control))
return TX_CONTINUE;
- hdr = (struct ieee80211_hdr *)skb->data;
hdrlen = ieee80211_hdrlen(hdr->frame_control);
if (skb->len < hdrlen)
return TX_DROP;
@@ -90,25 +87,23 @@ ieee80211_rx_h_michael_mic_verify(struct ieee80211_rx_data *rx)
size_t data_len;
unsigned int hdrlen;
struct ieee80211_hdr *hdr;
- u16 fc;
u8 mic[MICHAEL_MIC_LEN];
struct sk_buff *skb = rx->skb;
int authenticator = 1, wpa_test = 0;
DECLARE_MAC_BUF(mac);
- fc = rx->fc;
-
/*
* No way to verify the MIC if the hardware stripped it
*/
if (rx->status->flag & RX_FLAG_MMIC_STRIPPED)
return RX_CONTINUE;
+ hdr = (struct ieee80211_hdr *)skb->data;
if (!rx->key || rx->key->conf.alg != ALG_TKIP ||
- !(rx->fc & IEEE80211_FCTL_PROTECTED) || !WLAN_FC_DATA_PRESENT(fc))
+ !ieee80211_has_protected(hdr->frame_control) ||
+ !ieee80211_is_data_present(hdr->frame_control))
return RX_CONTINUE;
- hdr = (struct ieee80211_hdr *)skb->data;
hdrlen = ieee80211_hdrlen(hdr->frame_control);
if (skb->len < hdrlen + MICHAEL_MIC_LEN)
return RX_DROP_UNUSABLE;
@@ -239,7 +234,7 @@ ieee80211_crypto_tkip_decrypt(struct ieee80211_rx_data *rx)
hdrlen = ieee80211_hdrlen(hdr->frame_control);
- if ((rx->fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_DATA)
+ if (!ieee80211_is_data(hdr->frame_control))
return RX_CONTINUE;
if (!rx->sta || skb->len - hdrlen < 12)
@@ -458,7 +453,7 @@ ieee80211_crypto_ccmp_encrypt(struct ieee80211_tx_data *tx)
ieee80211_rx_result
ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx)
{
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;
int hdrlen;
struct ieee80211_key *key = rx->key;
struct sk_buff *skb = rx->skb;
@@ -468,7 +463,7 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx)
hdrlen = ieee80211_hdrlen(hdr->frame_control);
- if ((rx->fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_DATA)
+ if (!ieee80211_is_data(hdr->frame_control))
return RX_CONTINUE;
data_len = skb->len - hdrlen - CCMP_HDR_LEN - CCMP_MIC_LEN;
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