From 9cfd08601f49a4536e4407286b5f07b24293e474 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Fri, 2 Oct 2015 11:43:29 -0700 Subject: [PATCH] tcp: remove BUG_ON() in tcp_check_req() Once listener is lockless, its sk_state can change anytime. Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- net/ipv4/tcp_minisocks.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c index 897e34273ba3..9adf1e2c3170 100644 --- a/net/ipv4/tcp_minisocks.c +++ b/net/ipv4/tcp_minisocks.c @@ -578,8 +578,6 @@ struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb, __be32 flg = tcp_flag_word(th) & (TCP_FLAG_RST|TCP_FLAG_SYN|TCP_FLAG_ACK); bool paws_reject = false; - BUG_ON(fastopen == (sk->sk_state == TCP_LISTEN)); - tmp_opt.saw_tstamp = 0; if (th->doff > (sizeof(struct tcphdr)>>2)) { tcp_parse_options(skb, &tmp_opt, 0, NULL); -- 2.20.1