linux-kernel - [PATCH net] tcp: Export tcp_write_queue

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Date:   Thu, 30 Jul 2020 14:07:27 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     netdev@...r.kernel.org
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        Eric Dumazet <edumazet@...gle.com>,
        "David S. Miller" <davem@...emloft.net>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Jakub Kicinski <kuba@...nel.org>,
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH net] tcp: Export tcp_write_queue_purge()

After tcp_write_queue_purge() got uninlined with commit ac3f09ba3e49
("tcp: uninline tcp_write_queue_purge()"), it became no longer possible
to reference this symbol from kernel modules.

Fixes: ac3f09ba3e49 ("tcp: uninline tcp_write_queue_purge()")
Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
---
 net/ipv4/tcp.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 6f0caf9a866d..ea9d296a8380 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2626,6 +2626,7 @@ void tcp_write_queue_purge(struct sock *sk)
 	tcp_sk(sk)->packets_out = 0;
 	inet_csk(sk)->icsk_backoff = 0;
 }
+EXPORT_SYMBOL(tcp_write_queue_purge);
 
 int tcp_disconnect(struct sock *sk, int flags)
 {
-- 
2.17.1