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| author | Cong Wang <xiyou.wangcong@gmail.com> | 2014-05-06 11:02:49 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-05-08 22:50:47 -0400 |
| commit | c9d8f1a64225dfcc2f721d73a5984a2444920744 (patch) | |
| tree | 504650428b82655ca53cc521b854a9b895fc744a /net/ipv4/af_inet.c | |
| parent | 23a456f05353035d1a2b3f1b9a92707acdc036e0 (diff) | |
| download | linux-c9d8f1a64225dfcc2f721d73a5984a2444920744.tar.gz linux-c9d8f1a64225dfcc2f721d73a5984a2444920744.tar.bz2 linux-c9d8f1a64225dfcc2f721d73a5984a2444920744.zip | |
ipv4: move local_port_range out of CONFIG_SYSCTL
When CONFIG_SYSCTL is not set, ip_local_port_range should still work,
just that no one can change it. Therefore we should move it out of sysctl_inet.c.
Also, rename it to ->ip_local_ports instead.
Cc: David S. Miller <davem@davemloft.net>
Cc: Francois Romieu <romieu@fr.zoreil.com>
Reported-by: Stefan de Konink <stefan@konink.de>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/af_inet.c')
| -rw-r--r-- | net/ipv4/af_inet.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 8c54870db792..cccc8e487c7e 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -1650,6 +1650,31 @@ static int __init init_ipv4_mibs(void) return register_pernet_subsys(&ipv4_mib_ops); } +static __net_init int inet_init_net(struct net *net) +{ + /* + * Set defaults for local port range + */ + seqlock_init(&net->ipv4.ip_local_ports.lock); + net->ipv4.ip_local_ports.range[0] = 32768; + net->ipv4.ip_local_ports.range[1] = 61000; + return 0; +} + +static __net_exit void inet_exit_net(struct net *net) +{ +} + +static __net_initdata struct pernet_operations af_inet_ops = { + .init = inet_init_net, + .exit = inet_exit_net, +}; + +static int __init init_inet_pernet_ops(void) +{ + return register_pernet_subsys(&af_inet_ops); +} + static int ipv4_proc_init(void); /* @@ -1794,6 +1819,9 @@ static int __init inet_init(void) if (ip_mr_init()) pr_crit("%s: Cannot init ipv4 mroute\n", __func__); #endif + + if (init_inet_pernet_ops()) + pr_crit("%s: Cannot init ipv4 inet pernet ops\n", __func__); /* * Initialise per-cpu ipv4 mibs */ |