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path: root/net/smc/af_smc.c
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Diffstat (limited to 'net/smc/af_smc.c')
-rw-r--r--net/smc/af_smc.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index b997072c72e5..cee5bf4a9bb9 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -857,6 +857,8 @@ static int smc_connect(struct socket *sock, struct sockaddr *addr,
goto out;
sock_hold(&smc->sk); /* sock put in passive closing */
+ if (smc->use_fallback)
+ goto out;
if (flags & O_NONBLOCK) {
if (schedule_work(&smc->connect_work))
smc->connect_nonblock = 1;
@@ -1721,8 +1723,6 @@ static int smc_setsockopt(struct socket *sock, int level, int optname,
sk->sk_err = smc->clcsock->sk->sk_err;
sk->sk_error_report(sk);
}
- if (rc)
- return rc;
if (optlen < sizeof(int))
return -EINVAL;
@@ -1730,6 +1730,8 @@ static int smc_setsockopt(struct socket *sock, int level, int optname,
return -EFAULT;
lock_sock(sk);
+ if (rc || smc->use_fallback)
+ goto out;
switch (optname) {
case TCP_ULP:
case TCP_FASTOPEN:
@@ -1741,15 +1743,14 @@ static int smc_setsockopt(struct socket *sock, int level, int optname,
smc_switch_to_fallback(smc);
smc->fallback_rsn = SMC_CLC_DECL_OPTUNSUPP;
} else {
- if (!smc->use_fallback)
- rc = -EINVAL;
+ rc = -EINVAL;
}
break;
case TCP_NODELAY:
if (sk->sk_state != SMC_INIT &&
sk->sk_state != SMC_LISTEN &&
sk->sk_state != SMC_CLOSED) {
- if (val && !smc->use_fallback)
+ if (val)
mod_delayed_work(system_wq, &smc->conn.tx_work,
0);
}
@@ -1758,7 +1759,7 @@ static int smc_setsockopt(struct socket *sock, int level, int optname,
if (sk->sk_state != SMC_INIT &&
sk->sk_state != SMC_LISTEN &&
sk->sk_state != SMC_CLOSED) {
- if (!val && !smc->use_fallback)
+ if (!val)
mod_delayed_work(system_wq, &smc->conn.tx_work,
0);
}
@@ -1769,6 +1770,7 @@ static int smc_setsockopt(struct socket *sock, int level, int optname,
default:
break;
}
+out:
release_sock(sk);
return rc;