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-rw-r--r--net/ipv4/inet_hashtables.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index 3a86dfd7ae33..ab7f677a97db 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -36,9 +36,18 @@ static u32 inet_ehashfn(const struct net *net, const __be32 laddr,
inet_ehash_secret + net_hash_mix(net));
}
-
+/* This function handles inet_sock, but also timewait and request sockets
+ * for IPv4/IPv6.
+ */
u32 sk_ehashfn(const struct sock *sk)
{
+#if IS_ENABLED(CONFIG_IPV6)
+ if (sk->sk_family == AF_INET6 &&
+ !ipv6_addr_v4mapped(&sk->sk_v6_daddr))
+ return inet6_ehashfn(sock_net(sk),
+ &sk->sk_v6_rcv_saddr, sk->sk_num,
+ &sk->sk_v6_daddr, sk->sk_dport);
+#endif
return inet_ehashfn(sock_net(sk),
sk->sk_rcv_saddr, sk->sk_num,
sk->sk_daddr, sk->sk_dport);