summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/ipw2x00/libipw_tx.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/ipw2x00/libipw_tx.c')
-rw-r--r--drivers/net/wireless/ipw2x00/libipw_tx.c16
1 files changed, 3 insertions, 13 deletions
diff --git a/drivers/net/wireless/ipw2x00/libipw_tx.c b/drivers/net/wireless/ipw2x00/libipw_tx.c
index da8beac7fcf3..01c88a71abe1 100644
--- a/drivers/net/wireless/ipw2x00/libipw_tx.c
+++ b/drivers/net/wireless/ipw2x00/libipw_tx.c
@@ -260,7 +260,7 @@ netdev_tx_t libipw_xmit(struct sk_buff *skb, struct net_device *dev)
int i, bytes_per_frag, nr_frags, bytes_last_frag, frag_size,
rts_required;
unsigned long flags;
- int encrypt, host_encrypt, host_encrypt_msdu, host_build_iv;
+ int encrypt, host_encrypt, host_encrypt_msdu;
__be16 ether_type;
int bytes, fc, hdr_len;
struct sk_buff *skb_frag;
@@ -301,7 +301,6 @@ netdev_tx_t libipw_xmit(struct sk_buff *skb, struct net_device *dev)
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 != htons(ETH_P_PAE)) {
@@ -313,7 +312,7 @@ netdev_tx_t libipw_xmit(struct sk_buff *skb, struct net_device *dev)
skb_copy_from_linear_data(skb, dest, ETH_ALEN);
skb_copy_from_linear_data_offset(skb, ETH_ALEN, src, ETH_ALEN);
- if (host_encrypt || host_build_iv)
+ if (host_encrypt)
fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA |
IEEE80211_FCTL_PROTECTED;
else
@@ -467,7 +466,7 @@ netdev_tx_t libipw_xmit(struct sk_buff *skb, struct net_device *dev)
for (; i < nr_frags; i++) {
skb_frag = txb->fragments[i];
- if (host_encrypt || host_build_iv)
+ if (host_encrypt)
skb_reserve(skb_frag,
crypt->ops->extra_mpdu_prefix_len);
@@ -502,15 +501,6 @@ netdev_tx_t libipw_xmit(struct sk_buff *skb, struct net_device *dev)
* to insert the IV between the header and the payload */
if (host_encrypt)
libipw_encrypt_fragment(ieee, skb_frag, hdr_len);
- else if (host_build_iv) {
- atomic_inc(&crypt->refcnt);
- if (crypt->ops->build_iv)
- crypt->ops->build_iv(skb_frag, hdr_len,
- ieee->sec.keys[ieee->sec.active_key],
- ieee->sec.key_sizes[ieee->sec.active_key],
- crypt->priv);
- atomic_dec(&crypt->refcnt);
- }
if (ieee->config &
(CFG_LIBIPW_COMPUTE_FCS | CFG_LIBIPW_RESERVE_FCS))
OpenPOWER on IntegriCloud