From 378f058cc49bcda7fa63d3cd86d2f9a0a5188b1c Mon Sep 17 00:00:00 2001 From: David Hardeman Date: Sat, 17 Sep 2005 17:55:31 +1000 Subject: [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 Cc: James Bottomley Cc: Greg KH Cc: "David S. Miller" Cc: Jeff Garzik Signed-off-by: Andrew Morton Signed-off-by: Herbert Xu --- net/sunrpc/auth_gss/gss_krb5_crypto.c | 23 ++++++----------------- 1 file changed, 6 insertions(+), 17 deletions(-) (limited to 'net/sunrpc') diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c index 3f3d5437f02d..e65e1f979275 100644 --- a/net/sunrpc/auth_gss/gss_krb5_crypto.c +++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c @@ -37,7 +37,7 @@ #include #include #include -#include +#include #include #include #include @@ -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); -- cgit v1.2.3