From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file

---
 kernel/net/l2tp/l2tp_ip6.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/kernel/net/l2tp/l2tp_ip6.c b/kernel/net/l2tp/l2tp_ip6.c
index d54dbd0..9746c62 100644
--- a/kernel/net/l2tp/l2tp_ip6.c
+++ b/kernel/net/l2tp/l2tp_ip6.c
@@ -255,8 +255,6 @@
 
 	if (tunnel)
 		l2tp_tunnel_delete(tunnel);
-
-	inet6_destroy_sock(sk);
 }
 
 static int l2tp_ip6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len)
@@ -510,7 +508,6 @@
 	 */
 	if (len > INT_MAX - transhdrlen)
 		return -EMSGSIZE;
-	ulen = len + transhdrlen;
 
 	/* Mirror BSD error message compatibility */
 	if (msg->msg_flags & MSG_OOB)
@@ -631,6 +628,7 @@
 
 back_from_confirm:
 	lock_sock(sk);
+	ulen = len + skb_queue_empty(&sk->sk_write_queue) ? transhdrlen : 0;
 	err = ip6_append_data(sk, ip_generic_getfrag, msg,
 			      ulen, transhdrlen, &ipc6,
 			      &fl6, (struct rt6_info *)dst,

--
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