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Update net/ to use sg helpers

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Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe
2007-10-22 19:44:26 +02:00
parent 60c74f8193
commit fa05f1286b
9 changed files with 25 additions and 33 deletions
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13
net/ieee80211/ieee80211_crypt_tkip.c
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@@ -390,9 +390,7 @@ static int ieee80211_tkip_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
icv[3] = crc >> 24;
crypto_blkcipher_setkey(tkey->tx_tfm_arc4, rc4key, 16);
sg.page = virt_to_page(pos);
sg.offset = offset_in_page(pos);
sg.length = len + 4;
sg_init_one(&sg, pos, len + 4);
return crypto_blkcipher_encrypt(&desc, &sg, &sg, len + 4);
}
@@ -485,9 +483,7 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
plen = skb->len - hdr_len - 12;
crypto_blkcipher_setkey(tkey->rx_tfm_arc4, rc4key, 16);
sg.page = virt_to_page(pos);
sg.offset = offset_in_page(pos);
sg.length = plen + 4;
sg_init_one(&sg, pos, plen + 4);
if (crypto_blkcipher_decrypt(&desc, &sg, &sg, plen + 4)) {
if (net_ratelimit()) {
printk(KERN_DEBUG ": TKIP: failed to decrypt "
@@ -539,11 +535,12 @@ static int michael_mic(struct crypto_hash *tfm_michael, u8 * key, u8 * hdr,
printk(KERN_WARNING "michael_mic: tfm_michael == NULL\n");
return -1;
}
sg[0].page = virt_to_page(hdr);
sg_init_table(sg, 2);
sg_set_page(&sg[0], virt_to_page(hdr));
sg[0].offset = offset_in_page(hdr);
sg[0].length = 16;
sg[1].page = virt_to_page(data);
sg_set_page(&sg[1], virt_to_page(data));
sg[1].offset = offset_in_page(data);
sg[1].length = data_len;