From 072de836f53be56a70cecf70b43ae43b7ce17376 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 10:08:36 +0000
Subject: [PATCH] mk-rootfs.sh
---
kernel/include/net/inet6_hashtables.h | 37 ++++++++++++++++++++-----------------
1 files changed, 20 insertions(+), 17 deletions(-)
diff --git a/kernel/include/net/inet6_hashtables.h b/kernel/include/net/inet6_hashtables.h
index 6e91e38..56f1286 100644
--- a/kernel/include/net/inet6_hashtables.h
+++ b/kernel/include/net/inet6_hashtables.h
@@ -1,14 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
* interface as the means of communication with the user level.
*
* Authors: Lotsa people, from code originally in tcp
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#ifndef _INET6_HASHTABLES_H
@@ -89,9 +85,8 @@
int iif, int sdif,
bool *refcounted)
{
- struct sock *sk = skb_steal_sock(skb);
+ struct sock *sk = skb_steal_sock(skb, refcounted);
- *refcounted = true;
if (sk)
return sk;
@@ -108,16 +103,24 @@
const int dif);
int inet6_hash(struct sock *sk);
-#endif /* IS_ENABLED(CONFIG_IPV6) */
-#define INET6_MATCH(__sk, __net, __saddr, __daddr, __ports, __dif, __sdif) \
- (((__sk)->sk_portpair == (__ports)) && \
- ((__sk)->sk_family == AF_INET6) && \
- ipv6_addr_equal(&(__sk)->sk_v6_daddr, (__saddr)) && \
- ipv6_addr_equal(&(__sk)->sk_v6_rcv_saddr, (__daddr)) && \
- (!(__sk)->sk_bound_dev_if || \
- ((__sk)->sk_bound_dev_if == (__dif)) || \
- ((__sk)->sk_bound_dev_if == (__sdif))) && \
- net_eq(sock_net(__sk), (__net)))
+static inline bool inet6_match(struct net *net, const struct sock *sk,
+ const struct in6_addr *saddr,
+ const struct in6_addr *daddr,
+ const __portpair ports,
+ const int dif, const int sdif)
+{
+ if (!net_eq(sock_net(sk), net) ||
+ sk->sk_family != AF_INET6 ||
+ sk->sk_portpair != ports ||
+ !ipv6_addr_equal(&sk->sk_v6_daddr, saddr) ||
+ !ipv6_addr_equal(&sk->sk_v6_rcv_saddr, daddr))
+ return false;
+
+ /* READ_ONCE() paired with WRITE_ONCE() in sock_bindtoindex_locked() */
+ return inet_sk_bound_dev_eq(net, READ_ONCE(sk->sk_bound_dev_if), dif,
+ sdif);
+}
+#endif /* IS_ENABLED(CONFIG_IPV6) */
#endif /* _INET6_HASHTABLES_H */
--
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