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sctp: Use shash

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This patch replaces uses of the long obsolete hash interface with
shash.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Herbert Xu 2016-01-24 21:20:12 +08:00
parent 1edb82d202
commit 5821c76970
6 changed files with 55 additions and 47 deletions
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8
net/sctp/socket.c
View file

@ -52,6 +52,7 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <crypto/hash.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/wait.h>
@ -61,7 +62,6 @@
#include <linux/fcntl.h>
#include <linux/poll.h>
#include <linux/init.h>
#include <linux/crypto.h>
#include <linux/slab.h>
#include <linux/file.h>
#include <linux/compat.h>
@ -4160,7 +4160,7 @@ static void sctp_destruct_sock(struct sock *sk)
struct sctp_sock *sp = sctp_sk(sk);
/* Free up the HMAC transform. */
crypto_free_hash(sp->hmac);
crypto_free_shash(sp->hmac);
inet_sock_destruct(sk);
}
@ -6299,13 +6299,13 @@ static int sctp_listen_start(struct sock *sk, int backlog)
{
struct sctp_sock *sp = sctp_sk(sk);
struct sctp_endpoint *ep = sp->ep;
struct crypto_hash *tfm = NULL;
struct crypto_shash *tfm = NULL;
char alg[32];
/* Allocate HMAC for generating cookie. */
if (!sp->hmac && sp->sctp_hmac_alg) {
sprintf(alg, "hmac(%s)", sp->sctp_hmac_alg);
tfm = crypto_alloc_hash(alg, 0, CRYPTO_ALG_ASYNC);
tfm = crypto_alloc_shash(alg, 0, 0);
if (IS_ERR(tfm)) {
net_info_ratelimited("failed to load transform for %s: %ld\n",
sp->sctp_hmac_alg, PTR_ERR(tfm));