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26 lines
887 B
Diff
26 lines
887 B
Diff
From b7b89be8d4ab0c5e6eb0cdfb1108af08a1cd088f Mon Sep 17 00:00:00 2001
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From: Eric Dumazet <edumazet@google.com>
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Date: Fri, 02 Oct 2015 11:43:29 -0700
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Subject: [PATCH] tcp: remove BUG_ON() in tcp_check_req()
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Once listener is lockless, its sk_state can change anytime.
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Change-Id: I3a8c4aa4974294b865d79ea997df4c8cee5ffbc2
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Signed-off-by: Eric Dumazet <edumazet@google.com>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
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index 0f01788..28f72aa 100644
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--- a/net/ipv4/tcp_minisocks.c
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+++ b/net/ipv4/tcp_minisocks.c
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@@ -511,8 +511,6 @@
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__be32 flg = tcp_flag_word(th) & (TCP_FLAG_RST|TCP_FLAG_SYN|TCP_FLAG_ACK);
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bool paws_reject = false;
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- BUG_ON(fastopen == (sk->sk_state == TCP_LISTEN));
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-
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tmp_opt.saw_tstamp = 0;
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if (th->doff > (sizeof(struct tcphdr)>>2)) {
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tcp_parse_options(skb, &tmp_opt, 0, NULL);
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