]>
git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blob - net/unix/sysctl_net_unix.c
2 * NET4: Sysctl interface to net af_unix subsystem.
4 * Authors: Mike Shaver.
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
13 #include <linux/slab.h>
14 #include <linux/sysctl.h>
16 #include <net/af_unix.h>
18 static ctl_table unix_table
[] = {
20 .procname
= "max_dgram_qlen",
21 .data
= &init_net
.unx
.sysctl_max_dgram_qlen
,
22 .maxlen
= sizeof(int),
24 .proc_handler
= proc_dointvec
29 int __net_init
unix_sysctl_register(struct net
*net
)
31 struct ctl_table
*table
;
33 table
= kmemdup(unix_table
, sizeof(unix_table
), GFP_KERNEL
);
37 /* Don't export sysctls to unprivileged users */
38 if (net
->user_ns
!= &init_user_ns
)
39 table
[0].procname
= NULL
;
41 table
[0].data
= &net
->unx
.sysctl_max_dgram_qlen
;
42 net
->unx
.ctl
= register_net_sysctl(net
, "net/unix", table
);
43 if (net
->unx
.ctl
== NULL
)
54 void unix_sysctl_unregister(struct net
*net
)
56 struct ctl_table
*table
;
58 table
= net
->unx
.ctl
->ctl_table_arg
;
59 unregister_net_sysctl_table(net
->unx
.ctl
);