net: Remove iocb argument from sendmsg and recvmsg

After TIPC doesn't depend on iocb argument in its internal
implementations of sendmsg() and recvmsg() hooks defined in proto
structure, no any user is using iocb argument in them at all now.
Then we can drop the redundant iocb argument completely from kinds of
implementations of both sendmsg() and recvmsg() in the entire
networking stack.

Cc: Christoph Hellwig <hch@lst.de>
Suggested-by: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 5 deletions

diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index aafe94bf292e..f1a65398f311 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -1586,8 +1586,7 @@ static int sctp_error(struct sock *sk, int flags, int err)
 
 static int sctp_msghdr_parse(const struct msghdr *, sctp_cmsgs_t *);
 
-static int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
-                        struct msghdr *msg, size_t msg_len)
+static int sctp_sendmsg(struct sock *sk, struct msghdr *msg, size_t msg_len)
 {
         struct net *net = sock_net(sk);
         struct sctp_sock *sp;
@@ -2066,9 +2065,8 @@ static int sctp_skb_pull(struct sk_buff *skb, int len)
  *  flags   - flags sent or received with the user message, see Section
  *            5 for complete description of the flags.
  */
-static int sctp_recvmsg(struct kiocb *iocb, struct sock *sk,
-                        struct msghdr *msg, size_t len, int noblock,
-                        int flags, int *addr_len)
+static int sctp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
+                        int noblock, int flags, int *addr_len)
 {
         struct sctp_ulpevent *event = NULL;
         struct sctp_sock *sp = sctp_sk(sk);