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net/smc: remove sock_error detour in clc-functions 

There is no need to store the return value in sk_err, if it is
afterwards cleared again with sock_error(). This patch sets the
return value directly. Just cleanup, no functional change.

Signed-off-by: Ursula Braun <ubraun@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ursula Braun 2018-11-22 10:26:36 +01:00 committed by David S. Miller
parent 3f3f0e364e
commit 6ae36bff3f
1 changed files with 5 additions and 13 deletions
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18
net/smc/smc_clc.c
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@ -374,10 +374,8 @@ int smc_clc_send_decline(struct smc_sock *smc, u32 peer_diag_info)
len = kernel_sendmsg(smc->clcsock, &msg, &vec, 1,
sizeof(struct smc_clc_msg_decline));
if (len < sizeof(struct smc_clc_msg_decline))
smc->sk.sk_err = EPROTO;
if (len < 0)
smc->sk.sk_err = -len;
return sock_error(&smc->sk);
len = -EPROTO;
return len > 0 ? 0 : len;
}
/* send CLC PROPOSAL message across internal TCP socket */
@ -536,7 +534,6 @@ int smc_clc_send_accept(struct smc_sock *new_smc, int srv_first_contact)
struct smc_link *link;
struct msghdr msg;
struct kvec vec;
int rc = 0;
int len;
memset(&aclc, 0, sizeof(aclc));
@ -589,13 +586,8 @@ int smc_clc_send_accept(struct smc_sock *new_smc, int srv_first_contact)
vec.iov_len = ntohs(aclc.hdr.length);
len = kernel_sendmsg(new_smc->clcsock, &msg, &vec, 1,
ntohs(aclc.hdr.length));
if (len < ntohs(aclc.hdr.length)) {
if (len >= 0)
new_smc->sk.sk_err = EPROTO;
else
new_smc->sk.sk_err = new_smc->clcsock->sk->sk_err;
rc = sock_error(&new_smc->sk);
}
if (len < ntohs(aclc.hdr.length))
len = len >= 0 ? -EPROTO : -new_smc->clcsock->sk->sk_err;
return rc;
return len > 0 ? 0 : len;
}