diff --git a/net/core/sock.c b/net/core/sock.c index 66976f88566b..0a64fe20ce5a 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -832,7 +832,8 @@ set_rcvbuf: !(sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)) { if (sk->sk_protocol == IPPROTO_TCP && sk->sk_type == SOCK_STREAM) { - if (sk->sk_state != TCP_ESTABLISHED) { + if ((1 << sk->sk_state) & + (TCPF_CLOSE | TCPF_LISTEN)) { ret = -EINVAL; break; }