diff options
Diffstat (limited to 'net/ipv6/inet6_connection_sock.c')
| -rw-r--r-- | net/ipv6/inet6_connection_sock.c | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/net/ipv6/inet6_connection_sock.c b/net/ipv6/inet6_connection_sock.c index 75c308239243..9a31d13bf180 100644 --- a/net/ipv6/inet6_connection_sock.c +++ b/net/ipv6/inet6_connection_sock.c @@ -28,46 +28,6 @@ #include <net/inet6_connection_sock.h> #include <net/sock_reuseport.h> -int inet6_csk_bind_conflict(const struct sock *sk, - const struct inet_bind_bucket *tb, bool relax, - bool reuseport_ok) -{ - const struct sock *sk2; - bool reuse = !!sk->sk_reuse; - bool reuseport = !!sk->sk_reuseport && reuseport_ok; - kuid_t uid = sock_i_uid((struct sock *)sk); - - /* We must walk the whole port owner list in this case. -DaveM */ - /* - * See comment in inet_csk_bind_conflict about sock lookup - * vs net namespaces issues. - */ - sk_for_each_bound(sk2, &tb->owners) { - if (sk != sk2 && - (!sk->sk_bound_dev_if || - !sk2->sk_bound_dev_if || - sk->sk_bound_dev_if == sk2->sk_bound_dev_if)) { - if ((!reuse || !sk2->sk_reuse || - sk2->sk_state == TCP_LISTEN) && - (!reuseport || !sk2->sk_reuseport || - rcu_access_pointer(sk->sk_reuseport_cb) || - (sk2->sk_state != TCP_TIME_WAIT && - !uid_eq(uid, - sock_i_uid((struct sock *)sk2))))) { - if (ipv6_rcv_saddr_equal(sk, sk2, true)) - break; - } - if (!relax && reuse && sk2->sk_reuse && - sk2->sk_state != TCP_LISTEN && - ipv6_rcv_saddr_equal(sk, sk2, true)) - break; - } - } - - return sk2 != NULL; -} -EXPORT_SYMBOL_GPL(inet6_csk_bind_conflict); - struct dst_entry *inet6_csk_route_req(const struct sock *sk, struct flowi6 *fl6, const struct request_sock *req, |