github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-30 01:53:29 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

net: remove skb_copy_and_hash_datagram_iter()

Browse Source 
Now that skb_copy_and_hash_datagram_iter() is no longer used, remove it.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Link: https://patch.msgid.link/20250519175012.36581-11-ebiggers@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Eric Biggers 2025-05-19 10:50:12 -07:00 committed by Jakub Kicinski
parent 427fff9aff
commit c93f75b2d7
2 changed files with 0 additions and 41 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
include/linux/skbuff.h
View File

@ -274,7 +274,6 @@
SKB_DATA_ALIGN(sizeof(struct sk_buff)) + \
SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
struct ahash_request;
struct net_device;
struct scatterlist;
struct pipe_inode_info;
@ -4134,9 +4133,6 @@ static inline int skb_copy_datagram_msg(const struct sk_buff *from, int offset,
}
int skb_copy_and_csum_datagram_msg(struct sk_buff *skb, int hlen,
struct msghdr *msg);
int skb_copy_and_hash_datagram_iter(const struct sk_buff *skb, int offset,
struct iov_iter *to, int len,
struct ahash_request *hash);
int skb_copy_and_crc32c_datagram_iter(const struct sk_buff *skb, int offset,
struct iov_iter *to, int len, u32 *crcp);
int skb_copy_datagram_from_iter(struct sk_buff *skb, int offset,

37
net/core/datagram.c
View File

@ -62,7 +62,6 @@
#include <net/tcp_states.h>
#include <trace/events/skb.h>
#include <net/busy_poll.h>
#include <crypto/hash.h>
#include "devmem.h"
@ -484,42 +483,6 @@ static int __skb_datagram_iter(const struct sk_buff *skb, int offset,
return 0;
}
static size_t hash_and_copy_to_iter(const void *addr, size_t bytes, void *hashp,
struct iov_iter *i)
{
#ifdef CONFIG_CRYPTO_HASH
struct ahash_request *hash = hashp;
struct scatterlist sg;
size_t copied;
copied = copy_to_iter(addr, bytes, i);
sg_init_one(&sg, addr, copied);
ahash_request_set_crypt(hash, &sg, NULL, copied);
crypto_ahash_update(hash);
return copied;
#else
return 0;
#endif
}
/**
* skb_copy_and_hash_datagram_iter - Copy datagram to an iovec iterator
* and update a hash.
* @skb: buffer to copy
* @offset: offset in the buffer to start copying from
* @to: iovec iterator to copy to
* @len: amount of data to copy from buffer to iovec
* @hash: hash request to update
*/
int skb_copy_and_hash_datagram_iter(const struct sk_buff *skb, int offset,
struct iov_iter *to, int len,
struct ahash_request *hash)
{
return __skb_datagram_iter(skb, offset, to, len, true,
hash_and_copy_to_iter, hash);
}
EXPORT_SYMBOL(skb_copy_and_hash_datagram_iter);
#ifdef CONFIG_NET_CRC32C
static size_t crc32c_and_copy_to_iter(const void *addr, size_t bytes,
void *_crcp, struct iov_iter *i)