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-rw-r--r--net/sctp/auth.c4
-rw-r--r--net/sctp/sm_make_chunk.c8
2 files changed, 3 insertions, 9 deletions
diff --git a/net/sctp/auth.c b/net/sctp/auth.c
index cbd64b216cc..621113a109b 100644
--- a/net/sctp/auth.c
+++ b/net/sctp/auth.c
@@ -727,9 +727,7 @@ void sctp_auth_calculate_hmac(const struct sctp_association *asoc,
/* set up scatter list */
end = skb_tail_pointer(skb);
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;
+ sg_set_buf(&sg, auth, end - (unsigned char *)auth);
desc.tfm = asoc->ep->auth_hmacs[hmac_id];
desc.flags = 0;
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index 658476c4d58..c055212875f 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -1514,9 +1514,7 @@ static sctp_cookie_param_t *sctp_pack_cookie(const struct sctp_endpoint *ep,
/* Sign the message. */
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;
+ sg_set_buf(&sg, &cookie->c, bodysize);
keylen = SCTP_SECRET_SIZE;
key = (char *)ep->secret_key[ep->current_key];
desc.tfm = sctp_sk(ep->base.sk)->hmac;
@@ -1587,9 +1585,7 @@ struct sctp_association *sctp_unpack_cookie(
/* Check the signature. */
keylen = SCTP_SECRET_SIZE;
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;
+ sg_set_buf(&sg, bear_cookie, bodysize);
key = (char *)ep->secret_key[ep->current_key];
desc.tfm = sctp_sk(ep->base.sk)->hmac;
desc.flags = 0;