diff options
| author | John W. Linville <linville@tuxdriver.com> | 2010-07-23 00:31:48 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-07-26 23:09:04 +0400 |
| commit | 3289a8368c294726659588d044e354dd3bcf44b3 (patch) | |
| tree | e7e534dbbeb1f4c8e73c329cbd0956d65f3147d4 /drivers/net/wireless/ipw2x00/libipw_tx.c | |
| parent | ea65145da88e9fa04cb15c7a2a550ad1d3fde02a (diff) | |
| download | linux-3289a8368c294726659588d044e354dd3bcf44b3.tar.xz | |
lib80211: remove unused host_build_iv option
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ipw2x00/libipw_tx.c')
| -rw-r--r-- | drivers/net/wireless/ipw2x00/libipw_tx.c | 16 |
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)) |