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skmsg: Remove unused parameters of sk_msg_wait_data()

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'err' and 'flags' are not used, we can just get rid of them.

Signed-off-by: Cong Wang <cong.wang@bytedance.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Song Liu <song@kernel.org>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/bpf/20210517022348.50555-1-xiyou.wangcong@gmail.com
This commit is contained in:
Cong Wang
2021-05-16 19:23:48 -07:00
committed by Daniel Borkmann
parent 119220d812
commit c49661aa6f
4 changed files with 6 additions and 17 deletions
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9
net/ipv4/tcp_bpf.c
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@@ -184,11 +184,11 @@ static int tcp_bpf_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
msg_bytes_ready:
copied = sk_msg_recvmsg(sk, psock, msg, len, flags);
if (!copied) {
int data, err = 0;
long timeo;
int data;
timeo = sock_rcvtimeo(sk, nonblock);
data = sk_msg_wait_data(sk, psock, flags, timeo, &err);
data = sk_msg_wait_data(sk, psock, timeo);
if (data) {
if (!sk_psock_queue_empty(psock))
goto msg_bytes_ready;
@@ -196,14 +196,9 @@ msg_bytes_ready:
sk_psock_put(sk, psock);
return tcp_recvmsg(sk, msg, len, nonblock, flags, addr_len);
}
if (err) {
ret = err;
goto out;
}
copied = -EAGAIN;
}
ret = copied;
out:
release_sock(sk);
sk_psock_put(sk, psock);
return ret;