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[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>
This commit is contained in:
YOSHIFUJI Hideaki 2007-02-12 20:26:39 -08:00 committed by David S. Miller
parent ec2f9d1331
commit 6e1d9d04c4
1 changed files with 1 additions and 1 deletions
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2
net/ipv6/inet6_hashtables.c
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@ -172,7 +172,7 @@ static int __inet6_check_established(struct inet_timewait_death_row *death_row,
const struct in6_addr *saddr = &np->daddr; const struct in6_addr *saddr = &np->daddr;
const int dif = sk->sk_bound_dev_if; const int dif = sk->sk_bound_dev_if;
const __portpair ports = INET_COMBINED_PORTS(inet->dport, lport); const __portpair ports = INET_COMBINED_PORTS(inet->dport, lport);
const unsigned int hash = inet6_ehashfn(daddr, inet->num, saddr, const unsigned int hash = inet6_ehashfn(daddr, lport, saddr,
inet->dport); inet->dport);
struct inet_ehash_bucket *head = inet_ehash_bucket(hinfo, hash); struct inet_ehash_bucket *head = inet_ehash_bucket(hinfo, hash);
struct sock *sk2; struct sock *sk2;