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diff --git a/sys/netinet/tcp_usrreq.c b/sys/netinet/tcp_usrreq.c
--- a/sys/netinet/tcp_usrreq.c
+++ b/sys/netinet/tcp_usrreq.c
@@ -523,7 +523,7 @@
}
if ((error = prison_remote_ip4(td->td_ucred, &sinp->sin_addr)) != 0)
goto out;
- if (SOLISTENING(so) || so->so_options & SO_REUSEPORT_LB) {
+ if (SOLISTENING(so)) {
error = EOPNOTSUPP;
goto out;
}
@@ -590,7 +590,7 @@
error = EAFNOSUPPORT;
goto out;
}
- if (SOLISTENING(so) || so->so_options & SO_REUSEPORT_LB) {
+ if (SOLISTENING(so)) {
error = EOPNOTSUPP;
goto out;
}
@@ -1478,6 +1478,8 @@
(SS_ISCONNECTING | SS_ISCONNECTED | SS_ISDISCONNECTING |
SS_ISDISCONNECTED)) != 0))
return (EISCONN);
+ if (__predict_false((so->so_options & SO_REUSEPORT_LB) != 0))
+ return (EOPNOTSUPP);
INP_HASH_WLOCK(&V_tcbinfo);
error = in_pcbconnect(inp, sin, td->td_ucred);
@@ -1520,6 +1522,8 @@
if (__predict_false((so->so_state &
(SS_ISCONNECTING | SS_ISCONNECTED)) != 0))
return (EISCONN);
+ if (__predict_false((so->so_options & SO_REUSEPORT_LB) != 0))
+ return (EOPNOTSUPP);
INP_HASH_WLOCK(&V_tcbinfo);
error = in6_pcbconnect(inp, sin6, td->td_ucred, true);
diff --git a/tests/sys/netinet/so_reuseport_lb_test.c b/tests/sys/netinet/so_reuseport_lb_test.c
--- a/tests/sys/netinet/so_reuseport_lb_test.c
+++ b/tests/sys/netinet/so_reuseport_lb_test.c
@@ -505,6 +505,11 @@
ATF_REQUIRE_MSG(rv == -1 && errno == EOPNOTSUPP,
"Expected EOPNOTSUPP on connect(2) not met. Got %d, errno %d",
rv, errno);
+ rv = sendto(s, "test", 4, 0, (struct sockaddr *)&sin,
+ sizeof(sin));
+ ATF_REQUIRE_MSG(rv == -1 && errno == EOPNOTSUPP,
+ "Expected EOPNOTSUPP on sendto(2) not met. Got %d, errno %d",
+ rv, errno);
close(p);
close(s);
@@ -536,6 +541,11 @@
ATF_REQUIRE_MSG(rv == -1 && errno == EOPNOTSUPP,
"Expected EOPNOTSUPP on connect(2) not met. Got %d, errno %d",
rv, errno);
+ rv = sendto(s, "test", 4, 0, (struct sockaddr *)&sin,
+ sizeof(sin));
+ ATF_REQUIRE_MSG(rv == -1 && errno == EOPNOTSUPP,
+ "Expected EOPNOTSUPP on sendto(2) not met. Got %d, errno %d",
+ rv, errno);
close(p);
close(s);

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