lib80211: remove unused host_build_iv option
authorJohn W. Linville <linville@tuxdriver.com>
Thu, 22 Jul 2010 20:31:48 +0000 (16:31 -0400)
committerJohn W. Linville <linville@tuxdriver.com>
Mon, 26 Jul 2010 19:09:04 +0000 (15:09 -0400)
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/ipw2x00/libipw.h
drivers/net/wireless/ipw2x00/libipw_tx.c
drivers/net/wireless/ipw2x00/libipw_wx.c
include/net/lib80211.h
net/wireless/lib80211_crypt_ccmp.c
net/wireless/lib80211_crypt_tkip.c
net/wireless/lib80211_crypt_wep.c

index 284b0e4cb815545369652c3c2222314e7557981f..7b9539a1b54af799e248d90c2773e8243f5bdd44 100644 (file)
@@ -828,7 +828,6 @@ struct libipw_device {
        int host_strip_iv_icv;
 
        int host_open_frag;
-       int host_build_iv;
        int ieee802_1x;         /* is IEEE 802.1X used */
 
        /* WPA data */
index da8beac7fcf36e9d57bc1db928d83b6e54f6b80d..01c88a71abe19a47da929e664e38f3656f4dd668 100644 (file)
@@ -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))
index 8a4bae44b1094146ca3f3f9b0c44f6da46ad3913..d7bd6cf00a81611f04f32cb96cde0cac1c53586d 100644 (file)
@@ -320,7 +320,7 @@ int libipw_wx_set_encode(struct libipw_device *ieee,
        };
        int i, key, key_provided, len;
        struct lib80211_crypt_data **crypt;
-       int host_crypto = ieee->host_encrypt || ieee->host_decrypt || ieee->host_build_iv;
+       int host_crypto = ieee->host_encrypt || ieee->host_decrypt;
        DECLARE_SSID_BUF(ssid);
 
        LIBIPW_DEBUG_WX("SET_ENCODE\n");
index fb4e2784857d93c23b5358803e7591345073f499..848cce1bb7a53177d46c54f50ffd74ecec551fc4 100644 (file)
@@ -54,9 +54,6 @@ struct lib80211_crypto_ops {
        /* deinitialize crypto context and free allocated private data */
        void (*deinit) (void *priv);
 
-       int (*build_iv) (struct sk_buff * skb, int hdr_len,
-                        u8 *key, int keylen, void *priv);
-
        /* encrypt/decrypt return < 0 on error or >= 0 on success. The return
         * value from decrypt_mpdu is passed as the keyidx value for
         * decrypt_msdu. skb must have enough head and tail room for the
index b7fa31d5fd13892a93c774de5ce3a2daa02af62d..dacb3b4b1bdbf5c786e18156064ef18253b2d46b 100644 (file)
@@ -467,7 +467,6 @@ static struct lib80211_crypto_ops lib80211_crypt_ccmp = {
        .name = "CCMP",
        .init = lib80211_ccmp_init,
        .deinit = lib80211_ccmp_deinit,
-       .build_iv = lib80211_ccmp_hdr,
        .encrypt_mpdu = lib80211_ccmp_encrypt,
        .decrypt_mpdu = lib80211_ccmp_decrypt,
        .encrypt_msdu = NULL,
index a7f995613f1f9da00c2dc008babd17135bcb9530..0fe40510e2cb38a284d8ae50f6a0b42a9b458809 100644 (file)
@@ -757,7 +757,6 @@ static struct lib80211_crypto_ops lib80211_crypt_tkip = {
        .name = "TKIP",
        .init = lib80211_tkip_init,
        .deinit = lib80211_tkip_deinit,
-       .build_iv = lib80211_tkip_hdr,
        .encrypt_mpdu = lib80211_tkip_encrypt,
        .decrypt_mpdu = lib80211_tkip_decrypt,
        .encrypt_msdu = lib80211_michael_mic_add,
index 6d41e05ca33bd83d865c19117e77f9822bb05275..e2e88878ba35a845d20af5475692b05a1a14abca 100644 (file)
@@ -269,7 +269,6 @@ static struct lib80211_crypto_ops lib80211_crypt_wep = {
        .name = "WEP",
        .init = lib80211_wep_init,
        .deinit = lib80211_wep_deinit,
-       .build_iv = lib80211_wep_build_iv,
        .encrypt_mpdu = lib80211_wep_encrypt,
        .decrypt_mpdu = lib80211_wep_decrypt,
        .encrypt_msdu = NULL,