| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 019/195] tcp: clear tp->delivered in tcp_disconnect() | Date | Mon, 10 Feb 2020 04:31:17 -0800 |
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From: Eric Dumazet <edumazet@google.com>
[ Upstream commit 2fbdd56251b5c62f96589f39eded277260de7267 ]
tp->delivered needs to be cleared in tcp_disconnect().
tcp_disconnect() is rarely used, but it is worth fixing it.
Fixes: ddf1af6fa00e ("tcp: new delivery accounting") Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Yuchung Cheng <ycheng@google.com> Cc: Neal Cardwell <ncardwell@google.com> Acked-by: Yuchung Cheng <ycheng@google.com> Acked-by: Neal Cardwell <ncardwell@google.com> Acked-by: Soheil Hassas Yeganeh <soheil@google.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- net/ipv4/tcp.c | 1 + 1 file changed, 1 insertion(+)
--- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2588,6 +2588,7 @@ int tcp_disconnect(struct sock *sk, int tp->snd_ssthresh = TCP_INFINITE_SSTHRESH; tp->snd_cwnd_cnt = 0; tp->window_clamp = 0; + tp->delivered = 0; tp->delivered_ce = 0; tcp_set_ca_state(sk, TCP_CA_Open); tp->is_sack_reneg = 0;
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