From fa05f1286be25a8ce915c5dd492aea61126b3f33 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Mon, 22 Oct 2007 19:44:26 +0200 Subject: [PATCH] Update net/ to use sg helpers Signed-off-by: Jens Axboe --- net/core/skbuff.c | 4 ++-- net/ieee80211/ieee80211_crypt_tkip.c | 13 +++++-------- net/ieee80211/ieee80211_crypt_wep.c | 8 ++------ net/mac80211/wep.c | 8 ++------ net/sctp/auth.c | 3 ++- net/sctp/sm_make_chunk.c | 6 ++++-- net/sunrpc/auth_gss/gss_krb5_crypto.c | 10 +++++----- net/sunrpc/xdr.c | 2 +- net/xfrm/xfrm_algo.c | 4 ++-- 9 files changed, 25 insertions(+), 33 deletions(-) diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 70d9b5da96..4e2c84fcf2 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -2045,7 +2045,7 @@ skb_to_sgvec(struct sk_buff *skb, struct scatterlist *sg, int offset, int len) if (copy > 0) { if (copy > len) copy = len; - sg[elt].page = virt_to_page(skb->data + offset); + sg_set_page(&sg[elt], virt_to_page(skb->data + offset)); sg[elt].offset = (unsigned long)(skb->data + offset) % PAGE_SIZE; sg[elt].length = copy; elt++; @@ -2065,7 +2065,7 @@ skb_to_sgvec(struct sk_buff *skb, struct scatterlist *sg, int offset, int len) if (copy > len) copy = len; - sg[elt].page = frag->page; + sg_set_page(&sg[elt], frag->page); sg[elt].offset = frag->page_offset+offset-start; sg[elt].length = copy; elt++; diff --git a/net/ieee80211/ieee80211_crypt_tkip.c b/net/ieee80211/ieee80211_crypt_tkip.c index 72e6ab6683..c796661a02 100644 --- a/net/ieee80211/ieee80211_crypt_tkip.c +++ b/net/ieee80211/ieee80211_crypt_tkip.c @@ -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; diff --git a/net/ieee80211/ieee80211_crypt_wep.c b/net/ieee80211/ieee80211_crypt_wep.c index 8d18245934..0af6103d71 100644 --- a/net/ieee80211/ieee80211_crypt_wep.c +++ b/net/ieee80211/ieee80211_crypt_wep.c @@ -170,9 +170,7 @@ static int prism2_wep_encrypt(struct sk_buff *skb, int hdr_len, void *priv) icv[3] = crc >> 24; crypto_blkcipher_setkey(wep->tx_tfm, key, klen); - 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); } @@ -212,9 +210,7 @@ static int prism2_wep_decrypt(struct sk_buff *skb, int hdr_len, void *priv) plen = skb->len - hdr_len - 8; crypto_blkcipher_setkey(wep->rx_tfm, key, klen); - 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)) return -7; diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c index 6675261e95..cc806d640f 100644 --- a/net/mac80211/wep.c +++ b/net/mac80211/wep.c @@ -138,9 +138,7 @@ void ieee80211_wep_encrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key, *icv = cpu_to_le32(~crc32_le(~0, data, data_len)); crypto_blkcipher_setkey(tfm, rc4key, klen); - sg.page = virt_to_page(data); - sg.offset = offset_in_page(data); - sg.length = data_len + WEP_ICV_LEN; + sg_init_one(&sg, data, data_len + WEP_ICV_LEN); crypto_blkcipher_encrypt(&desc, &sg, &sg, sg.length); } @@ -204,9 +202,7 @@ int ieee80211_wep_decrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key, __le32 crc; crypto_blkcipher_setkey(tfm, rc4key, klen); - sg.page = virt_to_page(data); - sg.offset = offset_in_page(data); - sg.length = data_len + WEP_ICV_LEN; + sg_init_one(&sg, data, data_len + WEP_ICV_LEN); crypto_blkcipher_decrypt(&desc, &sg, &sg, sg.length); crc = cpu_to_le32(~crc32_le(~0, data, data_len)); diff --git a/net/sctp/auth.c b/net/sctp/auth.c index 7818107247..cbd64b216c 100644 --- a/net/sctp/auth.c +++ b/net/sctp/auth.c @@ -726,7 +726,8 @@ void sctp_auth_calculate_hmac(const struct sctp_association *asoc, /* set up scatter list */ end = skb_tail_pointer(skb); - sg.page = virt_to_page(auth); + sg_init_table(&sg, 1); + sg_set_page(&sg, virt_to_page(auth)); sg.offset = (unsigned long)(auth) % PAGE_SIZE; sg.length = end - (unsigned char *)auth; diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index f983a369d4..d5a9785a15 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c @@ -1513,7 +1513,8 @@ static sctp_cookie_param_t *sctp_pack_cookie(const struct sctp_endpoint *ep, struct hash_desc desc; /* Sign the message. */ - sg.page = virt_to_page(&cookie->c); + sg_init_table(&sg, 1); + sg_set_page(&sg, virt_to_page(&cookie->c)); sg.offset = (unsigned long)(&cookie->c) % PAGE_SIZE; sg.length = bodysize; keylen = SCTP_SECRET_SIZE; @@ -1585,7 +1586,8 @@ struct sctp_association *sctp_unpack_cookie( /* Check the signature. */ keylen = SCTP_SECRET_SIZE; - sg.page = virt_to_page(bear_cookie); + sg_init_table(&sg, 1); + sg_set_page(&sg, virt_to_page(bear_cookie)); sg.offset = (unsigned long)(bear_cookie) % PAGE_SIZE; sg.length = bodysize; key = (char *)ep->secret_key[ep->current_key]; diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c index bfb6a29633..32be431aff 100644 --- a/net/sunrpc/auth_gss/gss_krb5_crypto.c +++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c @@ -197,9 +197,9 @@ encryptor(struct scatterlist *sg, void *data) int i = (page_pos + outbuf->page_base) >> PAGE_CACHE_SHIFT; in_page = desc->pages[i]; } else { - in_page = sg->page; + in_page = sg_page(sg); } - desc->infrags[desc->fragno].page = in_page; + sg_set_page(&desc->infrags[desc->fragno], in_page); desc->fragno++; desc->fraglen += sg->length; desc->pos += sg->length; @@ -215,11 +215,11 @@ encryptor(struct scatterlist *sg, void *data) if (ret) return ret; if (fraglen) { - desc->outfrags[0].page = sg->page; + sg_set_page(&desc->outfrags[0], sg_page(sg)); desc->outfrags[0].offset = sg->offset + sg->length - fraglen; desc->outfrags[0].length = fraglen; desc->infrags[0] = desc->outfrags[0]; - desc->infrags[0].page = in_page; + sg_set_page(&desc->infrags[0], in_page); desc->fragno = 1; desc->fraglen = fraglen; } else { @@ -287,7 +287,7 @@ decryptor(struct scatterlist *sg, void *data) if (ret) return ret; if (fraglen) { - desc->frags[0].page = sg->page; + sg_set_page(&desc->frags[0], sg_page(sg)); desc->frags[0].offset = sg->offset + sg->length - fraglen; desc->frags[0].length = fraglen; desc->fragno = 1; diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c index 6a59180e16..3d1f7cdf9d 100644 --- a/net/sunrpc/xdr.c +++ b/net/sunrpc/xdr.c @@ -1059,7 +1059,7 @@ xdr_process_buf(struct xdr_buf *buf, unsigned int offset, unsigned int len, do { if (thislen > page_len) thislen = page_len; - sg->page = buf->pages[i]; + sg_set_page(sg, buf->pages[i]); sg->offset = page_offset; sg->length = thislen; ret = actor(sg, data); diff --git a/net/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c index 5ced62c19c..fb2220a719 100644 --- a/net/xfrm/xfrm_algo.c +++ b/net/xfrm/xfrm_algo.c @@ -552,7 +552,7 @@ int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc, if (copy > len) copy = len; - sg.page = virt_to_page(skb->data + offset); + sg_set_page(&sg, virt_to_page(skb->data + offset)); sg.offset = (unsigned long)(skb->data + offset) % PAGE_SIZE; sg.length = copy; @@ -577,7 +577,7 @@ int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc, if (copy > len) copy = len; - sg.page = frag->page; + sg_set_page(&sg, frag->page); sg.offset = frag->page_offset + offset-start; sg.length = copy; -- 2.39.5