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authorDavid Hardeman <david@2gen.com>2005-09-17 17:55:31 +1000
committerHerbert Xu <herbert@gondor.apana.org.au>2005-10-30 11:19:43 +1100
commit378f058cc49bcda7fa63d3cd86d2f9a0a5188b1c (patch)
treeed99548aa459054c7b046f0ac96af2cc50683e6e /net
parentd32311fed70d12f14e585feb4653571b1e2b0e6d (diff)
[PATCH] Use sg_set_buf/sg_init_one where applicable
This patch uses sg_set_buf/sg_init_one in some places where it was duplicated. Signed-off-by: David Hardeman <david@2gen.com> Cc: James Bottomley <James.Bottomley@steeleye.com> Cc: Greg KH <greg@kroah.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Jeff Garzik <jgarzik@pobox.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/addrconf.c10
-rw-r--r--net/sunrpc/auth_gss/gss_krb5_crypto.c23
2 files changed, 9 insertions, 24 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index a970b4727ce..41edc14851e 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -75,7 +75,7 @@
#ifdef CONFIG_IPV6_PRIVACY
#include <linux/random.h>
#include <linux/crypto.h>
-#include <asm/scatterlist.h>
+#include <linux/scatterlist.h>
#endif
#include <asm/uaccess.h>
@@ -1217,12 +1217,8 @@ static int __ipv6_regen_rndid(struct inet6_dev *idev)
struct net_device *dev;
struct scatterlist sg[2];
- sg[0].page = virt_to_page(idev->entropy);
- sg[0].offset = offset_in_page(idev->entropy);
- sg[0].length = 8;
- sg[1].page = virt_to_page(idev->work_eui64);
- sg[1].offset = offset_in_page(idev->work_eui64);
- sg[1].length = 8;
+ sg_set_buf(&sg[0], idev->entropy, 8);
+ sg_set_buf(&sg[1], idev->work_eui64, 8);
dev = idev->dev;
diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c
index 3f3d5437f02..e65e1f97927 100644
--- a/net/sunrpc/auth_gss/gss_krb5_crypto.c
+++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c
@@ -37,7 +37,7 @@
#include <linux/types.h>
#include <linux/mm.h>
#include <linux/slab.h>
-#include <asm/scatterlist.h>
+#include <linux/scatterlist.h>
#include <linux/crypto.h>
#include <linux/highmem.h>
#include <linux/pagemap.h>
@@ -75,9 +75,7 @@ krb5_encrypt(
memcpy(local_iv, iv, crypto_tfm_alg_ivsize(tfm));
memcpy(out, in, length);
- sg[0].page = virt_to_page(out);
- sg[0].offset = offset_in_page(out);
- sg[0].length = length;
+ sg_set_buf(&sg[0], out, length);
ret = crypto_cipher_encrypt_iv(tfm, sg, sg, length, local_iv);
@@ -117,9 +115,7 @@ krb5_decrypt(
memcpy(local_iv,iv, crypto_tfm_alg_ivsize(tfm));
memcpy(out, in, length);
- sg[0].page = virt_to_page(out);
- sg[0].offset = offset_in_page(out);
- sg[0].length = length;
+ sg_set_buf(&sg[0], out, length);
ret = crypto_cipher_decrypt_iv(tfm, sg, sg, length, local_iv);
@@ -132,13 +128,6 @@ out:
EXPORT_SYMBOL(krb5_decrypt);
-static void
-buf_to_sg(struct scatterlist *sg, char *ptr, int len) {
- sg->page = virt_to_page(ptr);
- sg->offset = offset_in_page(ptr);
- sg->length = len;
-}
-
static int
process_xdr_buf(struct xdr_buf *buf, int offset, int len,
int (*actor)(struct scatterlist *, void *), void *data)
@@ -152,7 +141,7 @@ process_xdr_buf(struct xdr_buf *buf, int offset, int len,
thislen = buf->head[0].iov_len - offset;
if (thislen > len)
thislen = len;
- buf_to_sg(sg, buf->head[0].iov_base + offset, thislen);
+ sg_set_buf(sg, buf->head[0].iov_base + offset, thislen);
ret = actor(sg, data);
if (ret)
goto out;
@@ -195,7 +184,7 @@ process_xdr_buf(struct xdr_buf *buf, int offset, int len,
thislen = buf->tail[0].iov_len - offset;
if (thislen > len)
thislen = len;
- buf_to_sg(sg, buf->tail[0].iov_base + offset, thislen);
+ sg_set_buf(sg, buf->tail[0].iov_base + offset, thislen);
ret = actor(sg, data);
len -= thislen;
}
@@ -241,7 +230,7 @@ make_checksum(s32 cksumtype, char *header, int hdrlen, struct xdr_buf *body,
goto out;
crypto_digest_init(tfm);
- buf_to_sg(sg, header, hdrlen);
+ sg_set_buf(sg, header, hdrlen);
crypto_digest_update(tfm, sg, 1);
process_xdr_buf(body, body_offset, body->len - body_offset,
checksummer, tfm);