diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c
index c151588aa484df6746db95c20d4306519e6fd6d7..47be49acf55ea6a2ea196a587010d2800a8e0de9 100644
--- a/drivers/net/wireless/ath5k/base.c
+++ b/drivers/net/wireless/ath5k/base.c
@@ -1188,7 +1188,7 @@ ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf)
if (info->control.hw_key) {
keyidx = info->control.hw_key->hw_key_idx;
- pktlen += info->control.icv_len;
+ pktlen += info->control.hw_key->icv_len;
}
ret = ah->ah_setup_tx_desc(ah, ds, pktlen,
ieee80211_get_hdrlen_from_skb(skb), AR5K_PKT_TYPE_NORMAL,
diff --git a/drivers/net/wireless/ath9k/xmit.c b/drivers/net/wireless/ath9k/xmit.c
index bdcb9e1799ca0b26665333998c3c019cbd138a3a..3a4757942b3fa80f5454bebffd468b4dc0103e76 100644
--- a/drivers/net/wireless/ath9k/xmit.c
+++ b/drivers/net/wireless/ath9k/xmit.c
@@ -237,7 +237,7 @@ static int ath_tx_prepare(struct ath_softc *sc,
if (tx_info->control.hw_key) {
txctl->keyix = tx_info->control.hw_key->hw_key_idx;
- txctl->frmlen += tx_info->control.icv_len;
+ txctl->frmlen += tx_info->control.hw_key->icv_len;
if (tx_info->control.hw_key->alg == ALG_WEP)
txctl->keytype = ATH9K_KEY_TYPE_WEP;
diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c
index 5e0b71c3ad023a78e57ef25943592983990ddb8f..e0749c0074cca39466dc0d8dd4458f7aa941bb7e 100644
--- a/drivers/net/wireless/b43/xmit.c
+++ b/drivers/net/wireless/b43/xmit.c
@@ -252,7 +252,7 @@ int b43_generate_txhdr(struct b43_wldev *dev,
}
/* Hardware appends ICV. */
- plcp_fragment_len += info->control.icv_len;
+ plcp_fragment_len += info->control.hw_key->icv_len;
key_idx = b43_kidx_to_fw(dev, key_idx);
mac_ctl |= (key_idx << B43_TXH_MAC_KEYIDX_SHIFT) &
@@ -260,7 +260,7 @@ int b43_generate_txhdr(struct b43_wldev *dev,
mac_ctl |= (key->algorithm << B43_TXH_MAC_KEYALG_SHIFT) &
B43_TXH_MAC_KEYALG;
wlhdr_len = ieee80211_hdrlen(fctl);
- iv_len = min((size_t) info->control.iv_len,
+ iv_len = min((size_t) info->control.hw_key->iv_len,
ARRAY_SIZE(txhdr->iv));
memcpy(txhdr->iv, ((u8 *) wlhdr) + wlhdr_len, iv_len);
}
diff --git a/drivers/net/wireless/b43legacy/xmit.c b/drivers/net/wireless/b43legacy/xmit.c
index 6835064758fbfd67c4b5e391ddcca70898eb0285..a894169411c592145885976e2d5c781745010b1f 100644
--- a/drivers/net/wireless/b43legacy/xmit.c
+++ b/drivers/net/wireless/b43legacy/xmit.c
@@ -243,7 +243,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
if (key->enabled) {
/* Hardware appends ICV. */
- plcp_fragment_len += info->control.icv_len;
+ plcp_fragment_len += info->control.hw_key->icv_len;
key_idx = b43legacy_kidx_to_fw(dev, key_idx);
mac_ctl |= (key_idx << B43legacy_TX4_MAC_KEYIDX_SHIFT) &
@@ -252,7 +252,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
B43legacy_TX4_MAC_KEYALG_SHIFT) &
B43legacy_TX4_MAC_KEYALG;
wlhdr_len = ieee80211_hdrlen(wlhdr->frame_control);
- iv_len = min((size_t)info->control.iv_len,
+ iv_len = min((size_t)info->control.hw_key->iv_len,
ARRAY_SIZE(txhdr->iv));
memcpy(txhdr->iv, ((u8 *)wlhdr) + wlhdr_len, iv_len);
} else {
diff --git a/drivers/net/wireless/rt2x00/rt2x00crypto.c b/drivers/net/wireless/rt2x00/rt2x00crypto.c
index e1448cfa94440f0c1ab2901d64b961fa8b235f73..5a858e5106c4c618969080242cf524b345923d0e 100644
--- a/drivers/net/wireless/rt2x00/rt2x00crypto.c
+++ b/drivers/net/wireless/rt2x00/rt2x00crypto.c
@@ -56,10 +56,10 @@ unsigned int rt2x00crypto_tx_overhead(struct ieee80211_tx_info *tx_info)
* note that these lengths should only be added when
* mac80211 does not generate it.
*/
- overhead += tx_info->control.icv_len;
+ overhead += key->icv_len;
if (!(key->flags & IEEE80211_KEY_FLAG_GENERATE_IV))
- overhead += tx_info->control.iv_len;
+ overhead += key->iv_len;
if (!(key->flags & IEEE80211_KEY_FLAG_GENERATE_MMIC)) {
if (key->alg == ALG_TKIP)
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index b7f4fe8fba6e680f6a081a83a050abbce261ce62..1676ac484790bfcc692b72a06f3e3feb3e0f2669 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -374,7 +374,7 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb)
struct queue_entry *entry = rt2x00queue_get_entry(queue, Q_INDEX);
struct txentry_desc txdesc;
struct skb_frame_desc *skbdesc;
- unsigned int iv_len = IEEE80211_SKB_CB(skb)->control.iv_len;
+ unsigned int iv_len;
if (unlikely(rt2x00queue_full(queue)))
return -EINVAL;
@@ -410,8 +410,11 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb)
* the frame so we can provide it to the driver seperately.
*/
if (test_bit(ENTRY_TXD_ENCRYPT, &txdesc.flags) &&
- !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc.flags))
+ !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc.flags) &&
+ (IEEE80211_SKB_CB(skb)->control.hw_key != NULL)) {
+ iv_len = IEEE80211_SKB_CB(skb)->control.hw_key->iv_len;
rt2x00crypto_tx_remove_iv(skb, iv_len);
+ }
/*
* It could be possible that the queue was corrupted and this
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index f5f5b1ff158468e9a1e1605476a34a9e3031f8f4..feb3be81dfa6261e8dd6daff703ce9b7868ee5ef 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -337,8 +337,6 @@ struct ieee80211_tx_info {
unsigned long jiffies;
s8 rts_cts_rate_idx, alt_retry_rate_idx;
u8 retry_limit;
- u8 icv_len;
- u8 iv_len;
} control;
struct {
u64 ampdu_ack_map;
@@ -635,6 +633,8 @@ enum ieee80211_key_flags {
*/
struct ieee80211_key_conf {
enum ieee80211_key_alg alg;
+ u8 icv_len;
+ u8 iv_len;
u8 hw_key_idx;
u8 flags;
s8 keyidx;
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index 57afcd38cd9ee25e8fa05859e665853773229900..a5b06fe7198019c5a178f0ac21118e222bcb04d7 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -281,6 +281,20 @@ struct ieee80211_key *ieee80211_key_alloc(enum ieee80211_key_alg alg,
key->conf.alg = alg;
key->conf.keyidx = idx;
key->conf.keylen = key_len;
+ switch (alg) {
+ case ALG_WEP:
+ key->conf.iv_len = WEP_IV_LEN;
+ key->conf.icv_len = WEP_ICV_LEN;
+ break;
+ case ALG_TKIP:
+ key->conf.iv_len = TKIP_IV_LEN;
+ key->conf.icv_len = TKIP_ICV_LEN;
+ break;
+ case ALG_CCMP:
+ key->conf.iv_len = CCMP_HDR_LEN;
+ key->conf.icv_len = CCMP_MIC_LEN;
+ break;
+ }
memcpy(key->conf.key, key_data, key_len);
INIT_LIST_HEAD(&key->list);
INIT_LIST_HEAD(&key->todo);
diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c
index 376c84987e4fdf8f7ff0a312c843c6974d20e0b6..f0e2d3ecb5c49d5ca1ac6b8752c67bcf48a2350d 100644
--- a/net/mac80211/wep.c
+++ b/net/mac80211/wep.c
@@ -313,9 +313,6 @@ static int wep_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
{
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
- info->control.iv_len = WEP_IV_LEN;
- info->control.icv_len = WEP_ICV_LEN;
-
if (!(tx->key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE)) {
if (ieee80211_wep_encrypt(tx->local, skb, tx->key))
return -1;
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 37ae9a959f63ca28fa9ac38d38bc7c170512c259..6db649480e8ff2ae1aa8369be77c2e1e7220b562 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -152,9 +152,6 @@ static int tkip_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
int len, tail;
u8 *pos;
- info->control.icv_len = TKIP_ICV_LEN;
- info->control.iv_len = TKIP_IV_LEN;
-
if ((tx->key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) &&
!(tx->key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
/* hwaccel - with no need for preallocated room for IV/ICV */
@@ -374,9 +371,6 @@ static int ccmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
u8 *pos, *pn;
int i;
- info->control.icv_len = CCMP_MIC_LEN;
- info->control.iv_len = CCMP_HDR_LEN;
-
if ((tx->key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) &&
!(tx->key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
/* hwaccel - with no need for preallocated room for CCMP "