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Diffstat (limited to 'net/ipv6/addrconf.c')
-rw-r--r--net/ipv6/addrconf.c80
1 files changed, 20 insertions, 60 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index ea1673d2907..dbff389b700 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3848,10 +3848,7 @@ static struct addrconf_sysctl_table
{
struct ctl_table_header *sysctl_header;
ctl_table addrconf_vars[__NET_IPV6_MAX];
- ctl_table addrconf_dev[2];
- ctl_table addrconf_conf_dir[2];
- ctl_table addrconf_proto_dir[2];
- ctl_table addrconf_root_dir[2];
+ char *dev_name;
} addrconf_sysctl __read_mostly = {
.sysctl_header = NULL,
.addrconf_vars = {
@@ -4072,50 +4069,6 @@ static struct addrconf_sysctl_table
.ctl_name = 0, /* sentinel */
}
},
- .addrconf_dev = {
- {
- .ctl_name = NET_PROTO_CONF_ALL,
- .procname = "all",
- .mode = 0555,
- .child = addrconf_sysctl.addrconf_vars,
- },
- {
- .ctl_name = 0, /* sentinel */
- }
- },
- .addrconf_conf_dir = {
- {
- .ctl_name = NET_IPV6_CONF,
- .procname = "conf",
- .mode = 0555,
- .child = addrconf_sysctl.addrconf_dev,
- },
- {
- .ctl_name = 0, /* sentinel */
- }
- },
- .addrconf_proto_dir = {
- {
- .ctl_name = NET_IPV6,
- .procname = "ipv6",
- .mode = 0555,
- .child = addrconf_sysctl.addrconf_conf_dir,
- },
- {
- .ctl_name = 0, /* sentinel */
- }
- },
- .addrconf_root_dir = {
- {
- .ctl_name = CTL_NET,
- .procname = "net",
- .mode = 0555,
- .child = addrconf_sysctl.addrconf_proto_dir,
- },
- {
- .ctl_name = 0, /* sentinel */
- }
- },
};
static void __addrconf_sysctl_register(char *dev_name, int ctl_name,
@@ -4124,6 +4077,17 @@ static void __addrconf_sysctl_register(char *dev_name, int ctl_name,
int i;
struct addrconf_sysctl_table *t;
+#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, },
+ { /* to be set */ },
+ { },
+ };
+
+
t = kmemdup(&addrconf_sysctl, sizeof(*t), GFP_KERNEL);
if (t == NULL)
goto out;
@@ -4138,19 +4102,15 @@ static void __addrconf_sysctl_register(char *dev_name, int ctl_name,
* by sysctl and we wouldn't want anyone to change it under our feet
* (see SIOCSIFNAME).
*/
- dev_name = kstrdup(dev_name, GFP_KERNEL);
- if (!dev_name)
+ t->dev_name = kstrdup(dev_name, GFP_KERNEL);
+ if (!t->dev_name)
goto free;
- t->addrconf_dev[0].ctl_name = ctl_name;
- t->addrconf_dev[0].procname = dev_name;
-
- t->addrconf_dev[0].child = t->addrconf_vars;
- t->addrconf_conf_dir[0].child = t->addrconf_dev;
- t->addrconf_proto_dir[0].child = t->addrconf_conf_dir;
- t->addrconf_root_dir[0].child = t->addrconf_proto_dir;
+ 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_sysctl_table(t->addrconf_root_dir);
+ t->sysctl_header = register_sysctl_paths(addrconf_ctl_path,
+ t->addrconf_vars);
if (t->sysctl_header == NULL)
goto free_procname;
@@ -4158,7 +4118,7 @@ static void __addrconf_sysctl_register(char *dev_name, int ctl_name,
return;
free_procname:
- kfree(dev_name);
+ kfree(t->dev_name);
free:
kfree(t);
out:
@@ -4177,7 +4137,7 @@ static void addrconf_sysctl_unregister(struct ipv6_devconf *p)
struct addrconf_sysctl_table *t = p->sysctl;
p->sysctl = NULL;
unregister_sysctl_table(t->sysctl_header);
- kfree(t->addrconf_dev[0].procname);
+ kfree(t->dev_name);
kfree(t);
}
}