mirror of https://gitee.com/openkylin/linux.git
[IPV6] HASHTABLES: Use appropriate seed for caluculating ehash index.
Tetsuo Handa <handat@pm.nttdata.co.jp> told me that connect(2) with TCPv6 socket almost always took a few minutes to return when we did not have any ports available in the range of net.ipv4.ip_local_port_range. The reason was that we used incorrect seed for calculating index of hash when we check established sockets in __inet6_check_established(). Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -172,7 +172,7 @@ static int __inet6_check_established(struct inet_timewait_death_row *death_row,
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const struct in6_addr *saddr = &np->daddr;
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const int dif = sk->sk_bound_dev_if;
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const __portpair ports = INET_COMBINED_PORTS(inet->dport, lport);
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const unsigned int hash = inet6_ehashfn(daddr, inet->num, saddr,
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const unsigned int hash = inet6_ehashfn(daddr, lport, saddr,
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inet->dport);
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struct inet_ehash_bucket *head = inet_ehash_bucket(hinfo, hash);
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struct sock *sk2;
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