From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198

---
 kernel/net/ipv4/udp_tunnel_core.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/kernel/net/ipv4/udp_tunnel_core.c b/kernel/net/ipv4/udp_tunnel_core.c
index 3eecba0..d70f683 100644
--- a/kernel/net/ipv4/udp_tunnel_core.c
+++ b/kernel/net/ipv4/udp_tunnel_core.c
@@ -194,6 +194,7 @@
 void udp_tunnel_sock_release(struct socket *sock)
 {
 	rcu_assign_sk_user_data(sock->sk, NULL);
+	synchronize_rcu();
 	kernel_sock_shutdown(sock, SHUT_RDWR);
 	sock_release(sock);
 }

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