2023-06-09 10:38:55

by David Howells

[permalink] [raw]
Subject: [PATCH net-next 2/6] algif: Remove hash_sendpage*()

Remove hash_sendpage*() as nothing should now call it since the rewrite of
splice_to_socket()[1].

Signed-off-by: David Howells <[email protected]>
cc: Herbert Xu <[email protected]>
cc: "David S. Miller" <[email protected]>
cc: Eric Dumazet <[email protected]>
cc: Jakub Kicinski <[email protected]>
cc: Paolo Abeni <[email protected]>
cc: Jens Axboe <[email protected]>
cc: Matthew Wilcox <[email protected]>
cc: [email protected]
cc: [email protected]
Link: https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=2dc334f1a63a8839b88483a3e73c0f27c9c1791c [1]
---
crypto/algif_hash.c | 66 ---------------------------------------------
1 file changed, 66 deletions(-)

diff --git a/crypto/algif_hash.c b/crypto/algif_hash.c
index 1a2d80c6c91a..dfb048cefb60 100644
--- a/crypto/algif_hash.c
+++ b/crypto/algif_hash.c
@@ -161,58 +161,6 @@ static int hash_sendmsg(struct socket *sock, struct msghdr *msg,
goto unlock;
}

-static ssize_t hash_sendpage(struct socket *sock, struct page *page,
- int offset, size_t size, int flags)
-{
- struct sock *sk = sock->sk;
- struct alg_sock *ask = alg_sk(sk);
- struct hash_ctx *ctx = ask->private;
- int err;
-
- if (flags & MSG_SENDPAGE_NOTLAST)
- flags |= MSG_MORE;
-
- lock_sock(sk);
- sg_init_table(ctx->sgl.sgl, 1);
- sg_set_page(ctx->sgl.sgl, page, size, offset);
-
- if (!(flags & MSG_MORE)) {
- err = hash_alloc_result(sk, ctx);
- if (err)
- goto unlock;
- } else if (!ctx->more)
- hash_free_result(sk, ctx);
-
- ahash_request_set_crypt(&ctx->req, ctx->sgl.sgl, ctx->result, size);
-
- if (!(flags & MSG_MORE)) {
- if (ctx->more)
- err = crypto_ahash_finup(&ctx->req);
- else
- err = crypto_ahash_digest(&ctx->req);
- } else {
- if (!ctx->more) {
- err = crypto_ahash_init(&ctx->req);
- err = crypto_wait_req(err, &ctx->wait);
- if (err)
- goto unlock;
- }
-
- err = crypto_ahash_update(&ctx->req);
- }
-
- err = crypto_wait_req(err, &ctx->wait);
- if (err)
- goto unlock;
-
- ctx->more = flags & MSG_MORE;
-
-unlock:
- release_sock(sk);
-
- return err ?: size;
-}
-
static int hash_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
int flags)
{
@@ -328,7 +276,6 @@ static struct proto_ops algif_hash_ops = {

.release = af_alg_release,
.sendmsg = hash_sendmsg,
- .sendpage = hash_sendpage,
.recvmsg = hash_recvmsg,
.accept = hash_accept,
};
@@ -380,18 +327,6 @@ static int hash_sendmsg_nokey(struct socket *sock, struct msghdr *msg,
return hash_sendmsg(sock, msg, size);
}

-static ssize_t hash_sendpage_nokey(struct socket *sock, struct page *page,
- int offset, size_t size, int flags)
-{
- int err;
-
- err = hash_check_key(sock);
- if (err)
- return err;
-
- return hash_sendpage(sock, page, offset, size, flags);
-}
-
static int hash_recvmsg_nokey(struct socket *sock, struct msghdr *msg,
size_t ignored, int flags)
{
@@ -430,7 +365,6 @@ static struct proto_ops algif_hash_ops_nokey = {

.release = af_alg_release,
.sendmsg = hash_sendmsg_nokey,
- .sendpage = hash_sendpage_nokey,
.recvmsg = hash_recvmsg_nokey,
.accept = hash_accept_nokey,
};