diff options
Diffstat (limited to 'net/ipv6/addrconf.c')
| -rw-r--r-- | net/ipv6/addrconf.c | 90 |
1 files changed, 9 insertions, 81 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 1fd0a3d775d2..f918399c985c 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -4000,41 +4000,6 @@ int addrconf_sysctl_forward(ctl_table *ctl, int write, return ret; } -static int addrconf_sysctl_forward_strategy(ctl_table *table, - void __user *oldval, - size_t __user *oldlenp, - void __user *newval, size_t newlen) -{ - int *valp = table->data; - int val = *valp; - int new; - - if (!newval || !newlen) - return 0; - if (newlen != sizeof(int)) - return -EINVAL; - if (get_user(new, (int __user *)newval)) - return -EFAULT; - if (new == *valp) - return 0; - if (oldval && oldlenp) { - size_t len; - if (get_user(len, oldlenp)) - return -EFAULT; - if (len) { - if (len > table->maxlen) - len = table->maxlen; - if (copy_to_user(oldval, valp, len)) - return -EFAULT; - if (put_user(len, oldlenp)) - return -EFAULT; - } - } - - *valp = new; - return addrconf_fixup_forwarding(table, valp, val); -} - static void dev_disable_change(struct inet6_dev *idev) { if (!idev || !idev->dev) @@ -4113,16 +4078,13 @@ static struct addrconf_sysctl_table .sysctl_header = NULL, .addrconf_vars = { { - .ctl_name = NET_IPV6_FORWARDING, .procname = "forwarding", .data = &ipv6_devconf.forwarding, .maxlen = sizeof(int), .mode = 0644, .proc_handler = addrconf_sysctl_forward, - .strategy = addrconf_sysctl_forward_strategy, }, { - .ctl_name = NET_IPV6_HOP_LIMIT, .procname = "hop_limit", .data = &ipv6_devconf.hop_limit, .maxlen = sizeof(int), @@ -4130,7 +4092,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_MTU, .procname = "mtu", .data = &ipv6_devconf.mtu6, .maxlen = sizeof(int), @@ -4138,7 +4099,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_ACCEPT_RA, .procname = "accept_ra", .data = &ipv6_devconf.accept_ra, .maxlen = sizeof(int), @@ -4146,7 +4106,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_ACCEPT_REDIRECTS, .procname = "accept_redirects", .data = &ipv6_devconf.accept_redirects, .maxlen = sizeof(int), @@ -4154,7 +4113,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_AUTOCONF, .procname = "autoconf", .data = &ipv6_devconf.autoconf, .maxlen = sizeof(int), @@ -4162,7 +4120,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_DAD_TRANSMITS, .procname = "dad_transmits", .data = &ipv6_devconf.dad_transmits, .maxlen = sizeof(int), @@ -4170,7 +4127,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_RTR_SOLICITS, .procname = "router_solicitations", .data = &ipv6_devconf.rtr_solicits, .maxlen = sizeof(int), @@ -4178,25 +4134,20 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_RTR_SOLICIT_INTERVAL, .procname = "router_solicitation_interval", .data = &ipv6_devconf.rtr_solicit_interval, .maxlen = sizeof(int), .mode = 0644, .proc_handler = proc_dointvec_jiffies, - .strategy = sysctl_jiffies, }, { - .ctl_name = NET_IPV6_RTR_SOLICIT_DELAY, .procname = "router_solicitation_delay", .data = &ipv6_devconf.rtr_solicit_delay, .maxlen = sizeof(int), .mode = 0644, .proc_handler = proc_dointvec_jiffies, - .strategy = sysctl_jiffies, }, { - .ctl_name = NET_IPV6_FORCE_MLD_VERSION, .procname = "force_mld_version", .data = &ipv6_devconf.force_mld_version, .maxlen = sizeof(int), @@ -4205,7 +4156,6 @@ static struct addrconf_sysctl_table }, #ifdef CONFIG_IPV6_PRIVACY { - .ctl_name = NET_IPV6_USE_TEMPADDR, .procname = "use_tempaddr", .data = &ipv6_devconf.use_tempaddr, .maxlen = sizeof(int), @@ -4213,7 +4163,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_TEMP_VALID_LFT, .procname = "temp_valid_lft", .data = &ipv6_devconf.temp_valid_lft, .maxlen = sizeof(int), @@ -4221,7 +4170,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_TEMP_PREFERED_LFT, .procname = "temp_prefered_lft", .data = &ipv6_devconf.temp_prefered_lft, .maxlen = sizeof(int), @@ -4229,7 +4177,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_REGEN_MAX_RETRY, .procname = "regen_max_retry", .data = &ipv6_devconf.regen_max_retry, .maxlen = sizeof(int), @@ -4237,7 +4184,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_MAX_DESYNC_FACTOR, .procname = "max_desync_factor", .data = &ipv6_devconf.max_desync_factor, .maxlen = sizeof(int), @@ -4246,7 +4192,6 @@ static struct addrconf_sysctl_table }, #endif { - .ctl_name = NET_IPV6_MAX_ADDRESSES, .procname = "max_addresses", .data = &ipv6_devconf.max_addresses, .maxlen = sizeof(int), @@ -4254,7 +4199,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_ACCEPT_RA_DEFRTR, .procname = "accept_ra_defrtr", .data = &ipv6_devconf.accept_ra_defrtr, .maxlen = sizeof(int), @@ -4262,7 +4206,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_ACCEPT_RA_PINFO, .procname = "accept_ra_pinfo", .data = &ipv6_devconf.accept_ra_pinfo, .maxlen = sizeof(int), @@ -4271,7 +4214,6 @@ static struct addrconf_sysctl_table }, #ifdef CONFIG_IPV6_ROUTER_PREF { - .ctl_name = NET_IPV6_ACCEPT_RA_RTR_PREF, .procname = "accept_ra_rtr_pref", .data = &ipv6_devconf.accept_ra_rtr_pref, .maxlen = sizeof(int), @@ -4279,17 +4221,14 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_RTR_PROBE_INTERVAL, .procname = "router_probe_interval", .data = &ipv6_devconf.rtr_probe_interval, .maxlen = sizeof(int), .mode = 0644, .proc_handler = proc_dointvec_jiffies, - .strategy = sysctl_jiffies, }, #ifdef CONFIG_IPV6_ROUTE_INFO { - .ctl_name = NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN, .procname = "accept_ra_rt_info_max_plen", .data = &ipv6_devconf.accept_ra_rt_info_max_plen, .maxlen = sizeof(int), @@ -4299,7 +4238,6 @@ static struct addrconf_sysctl_table #endif #endif { - .ctl_name = NET_IPV6_PROXY_NDP, .procname = "proxy_ndp", .data = &ipv6_devconf.proxy_ndp, .maxlen = sizeof(int), @@ -4307,7 +4245,6 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = NET_IPV6_ACCEPT_SOURCE_ROUTE, .procname = "accept_source_route", .data = &ipv6_devconf.accept_source_route, .maxlen = sizeof(int), @@ -4316,7 +4253,6 @@ static struct addrconf_sysctl_table }, #ifdef CONFIG_IPV6_OPTIMISTIC_DAD { - .ctl_name = CTL_UNNUMBERED, .procname = "optimistic_dad", .data = &ipv6_devconf.optimistic_dad, .maxlen = sizeof(int), @@ -4327,7 +4263,6 @@ static struct addrconf_sysctl_table #endif #ifdef CONFIG_IPV6_MROUTE { - .ctl_name = CTL_UNNUMBERED, .procname = "mc_forwarding", .data = &ipv6_devconf.mc_forwarding, .maxlen = sizeof(int), @@ -4336,16 +4271,13 @@ static struct addrconf_sysctl_table }, #endif { - .ctl_name = CTL_UNNUMBERED, .procname = "disable_ipv6", .data = &ipv6_devconf.disable_ipv6, .maxlen = sizeof(int), .mode = 0644, .proc_handler = addrconf_sysctl_disable, - .strategy = sysctl_intvec, }, { - .ctl_name = CTL_UNNUMBERED, .procname = "accept_dad", .data = &ipv6_devconf.accept_dad, .maxlen = sizeof(int), @@ -4353,13 +4285,13 @@ static struct addrconf_sysctl_table .proc_handler = proc_dointvec, }, { - .ctl_name = 0, /* sentinel */ + /* sentinel */ } }, }; static int __addrconf_sysctl_register(struct net *net, char *dev_name, - int ctl_name, struct inet6_dev *idev, struct ipv6_devconf *p) + struct inet6_dev *idev, struct ipv6_devconf *p) { int i; struct addrconf_sysctl_table *t; @@ -4367,9 +4299,9 @@ static int __addrconf_sysctl_register(struct net *net, char *dev_name, #define ADDRCONF_CTL_PATH_DEV 3 struct ctl_path addrconf_ctl_path[] = { - { .procname = "net", .ctl_name = CTL_NET, }, - { .procname = "ipv6", .ctl_name = NET_IPV6, }, - { .procname = "conf", .ctl_name = NET_IPV6_CONF, }, + { .procname = "net", }, + { .procname = "ipv6", }, + { .procname = "conf", }, { /* to be set */ }, { }, }; @@ -4395,7 +4327,6 @@ static int __addrconf_sysctl_register(struct net *net, char *dev_name, goto free; addrconf_ctl_path[ADDRCONF_CTL_PATH_DEV].procname = t->dev_name; - addrconf_ctl_path[ADDRCONF_CTL_PATH_DEV].ctl_name = ctl_name; t->sysctl_header = register_net_sysctl_table(net, addrconf_ctl_path, t->addrconf_vars); @@ -4431,10 +4362,9 @@ static void addrconf_sysctl_register(struct inet6_dev *idev) { neigh_sysctl_register(idev->dev, idev->nd_parms, NET_IPV6, NET_IPV6_NEIGH, "ipv6", - &ndisc_ifinfo_sysctl_change, - ndisc_ifinfo_sysctl_strategy); + &ndisc_ifinfo_sysctl_change); __addrconf_sysctl_register(dev_net(idev->dev), idev->dev->name, - idev->dev->ifindex, idev, &idev->cnf); + idev, &idev->cnf); } static void addrconf_sysctl_unregister(struct inet6_dev *idev) @@ -4473,13 +4403,11 @@ static int addrconf_init_net(struct net *net) net->ipv6.devconf_dflt = dflt; #ifdef CONFIG_SYSCTL - err = __addrconf_sysctl_register(net, "all", NET_PROTO_CONF_ALL, - NULL, all); + err = __addrconf_sysctl_register(net, "all", NULL, all); if (err < 0) goto err_reg_all; - err = __addrconf_sysctl_register(net, "default", NET_PROTO_CONF_DEFAULT, - NULL, dflt); + err = __addrconf_sysctl_register(net, "default", NULL, dflt); if (err < 0) goto err_reg_dflt; #endif |