Commit 466e0759 authored by Eric Biggers's avatar Eric Biggers Committed by Herbert Xu

crypto: af_alg - make some functions static

Some exported functions in af_alg.c aren't used outside of that file.
Therefore, un-export them and make them 'static'.
Signed-off-by: default avatarEric Biggers <ebiggers@google.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 554557ce
......@@ -425,12 +425,12 @@ int af_alg_make_sg(struct af_alg_sgl *sgl, struct iov_iter *iter, int len)
}
EXPORT_SYMBOL_GPL(af_alg_make_sg);
void af_alg_link_sg(struct af_alg_sgl *sgl_prev, struct af_alg_sgl *sgl_new)
static void af_alg_link_sg(struct af_alg_sgl *sgl_prev,
struct af_alg_sgl *sgl_new)
{
sg_unmark_end(sgl_prev->sg + sgl_prev->npages - 1);
sg_chain(sgl_prev->sg, sgl_prev->npages + 1, sgl_new->sg);
}
EXPORT_SYMBOL_GPL(af_alg_link_sg);
void af_alg_free_sg(struct af_alg_sgl *sgl)
{
......@@ -441,7 +441,7 @@ void af_alg_free_sg(struct af_alg_sgl *sgl)
}
EXPORT_SYMBOL_GPL(af_alg_free_sg);
int af_alg_cmsg_send(struct msghdr *msg, struct af_alg_control *con)
static int af_alg_cmsg_send(struct msghdr *msg, struct af_alg_control *con)
{
struct cmsghdr *cmsg;
......@@ -480,7 +480,6 @@ int af_alg_cmsg_send(struct msghdr *msg, struct af_alg_control *con)
return 0;
}
EXPORT_SYMBOL_GPL(af_alg_cmsg_send);
/**
* af_alg_alloc_tsgl - allocate the TX SGL
......@@ -488,7 +487,7 @@ EXPORT_SYMBOL_GPL(af_alg_cmsg_send);
* @sk socket of connection to user space
* @return: 0 upon success, < 0 upon error
*/
int af_alg_alloc_tsgl(struct sock *sk)
static int af_alg_alloc_tsgl(struct sock *sk)
{
struct alg_sock *ask = alg_sk(sk);
struct af_alg_ctx *ctx = ask->private;
......@@ -517,7 +516,6 @@ int af_alg_alloc_tsgl(struct sock *sk)
return 0;
}
EXPORT_SYMBOL_GPL(af_alg_alloc_tsgl);
/**
* aead_count_tsgl - Count number of TX SG entries
......@@ -654,7 +652,7 @@ EXPORT_SYMBOL_GPL(af_alg_pull_tsgl);
*
* @areq Request holding the TX and RX SGL
*/
void af_alg_free_areq_sgls(struct af_alg_async_req *areq)
static void af_alg_free_areq_sgls(struct af_alg_async_req *areq)
{
struct sock *sk = areq->sk;
struct alg_sock *ask = alg_sk(sk);
......@@ -683,7 +681,6 @@ void af_alg_free_areq_sgls(struct af_alg_async_req *areq)
sock_kfree_s(sk, tsgl, areq->tsgl_entries * sizeof(*tsgl));
}
}
EXPORT_SYMBOL_GPL(af_alg_free_areq_sgls);
/**
* af_alg_wait_for_wmem - wait for availability of writable memory
......@@ -692,7 +689,7 @@ EXPORT_SYMBOL_GPL(af_alg_free_areq_sgls);
* @flags If MSG_DONTWAIT is set, then only report if function would sleep
* @return 0 when writable memory is available, < 0 upon error
*/
int af_alg_wait_for_wmem(struct sock *sk, unsigned int flags)
static int af_alg_wait_for_wmem(struct sock *sk, unsigned int flags)
{
DEFINE_WAIT_FUNC(wait, woken_wake_function);
int err = -ERESTARTSYS;
......@@ -717,7 +714,6 @@ int af_alg_wait_for_wmem(struct sock *sk, unsigned int flags)
return err;
}
EXPORT_SYMBOL_GPL(af_alg_wait_for_wmem);
/**
* af_alg_wmem_wakeup - wakeup caller when writable memory is available
......@@ -786,8 +782,7 @@ EXPORT_SYMBOL_GPL(af_alg_wait_for_data);
*
* @sk socket of connection to user space
*/
void af_alg_data_wakeup(struct sock *sk)
static void af_alg_data_wakeup(struct sock *sk)
{
struct alg_sock *ask = alg_sk(sk);
struct af_alg_ctx *ctx = ask->private;
......@@ -805,7 +800,6 @@ void af_alg_data_wakeup(struct sock *sk)
sk_wake_async(sk, SOCK_WAKE_SPACE, POLL_OUT);
rcu_read_unlock();
}
EXPORT_SYMBOL_GPL(af_alg_data_wakeup);
/**
* af_alg_sendmsg - implementation of sendmsg system call handler
......
......@@ -169,9 +169,6 @@ int af_alg_accept(struct sock *sk, struct socket *newsock, bool kern);
int af_alg_make_sg(struct af_alg_sgl *sgl, struct iov_iter *iter, int len);
void af_alg_free_sg(struct af_alg_sgl *sgl);
void af_alg_link_sg(struct af_alg_sgl *sgl_prev, struct af_alg_sgl *sgl_new);
int af_alg_cmsg_send(struct msghdr *msg, struct af_alg_control *con);
static inline struct alg_sock *alg_sk(struct sock *sk)
{
......@@ -230,15 +227,11 @@ static inline bool af_alg_readable(struct sock *sk)
return PAGE_SIZE <= af_alg_rcvbuf(sk);
}
int af_alg_alloc_tsgl(struct sock *sk);
unsigned int af_alg_count_tsgl(struct sock *sk, size_t bytes, size_t offset);
void af_alg_pull_tsgl(struct sock *sk, size_t used, struct scatterlist *dst,
size_t dst_offset);
void af_alg_free_areq_sgls(struct af_alg_async_req *areq);
int af_alg_wait_for_wmem(struct sock *sk, unsigned int flags);
void af_alg_wmem_wakeup(struct sock *sk);
int af_alg_wait_for_data(struct sock *sk, unsigned flags);
void af_alg_data_wakeup(struct sock *sk);
int af_alg_sendmsg(struct socket *sock, struct msghdr *msg, size_t size,
unsigned int ivsize);
ssize_t af_alg_sendpage(struct socket *sock, struct page *page,
......
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