1 files changed, 10 insertions, 0 deletions

diff --git a/include/net/inet6_hashtables.h b/include/net/inet6_hashtables.h
index d1d272843b3b..9201afe083fa 100644
--- a/include/net/inet6_hashtables.h
+++ b/include/net/inet6_hashtables.h
@@ -99,4 +99,14 @@ struct sock *inet6_lookup(struct net *net, struct inet_hashinfo *hashinfo,
                           const struct in6_addr *daddr, const __be16 dport,
                           const int dif);
 #endif /* IS_ENABLED(CONFIG_IPV6) */
+
+#define INET6_MATCH(__sk, __net, __saddr, __daddr, __ports, __dif)      \
+        (((__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)))                &&      \
+         net_eq(sock_net(__sk), (__net)))
+
 #endif /* _INET6_HASHTABLES_H */