summaryrefslogtreecommitdiffstats
path: root/net/ipv4
diff options
context:
space:
mode:
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/devinet.c69
1 files changed, 20 insertions, 49 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index a3a7d30..9e2747a 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1430,11 +1430,8 @@ int ipv4_doint_and_flush_strategy(ctl_table *table, int __user *name, int nlen,
static struct devinet_sysctl_table {
struct ctl_table_header *sysctl_header;
- ctl_table devinet_vars[__NET_IPV4_CONF_MAX];
- ctl_table devinet_dev[2];
- ctl_table devinet_conf_dir[2];
- ctl_table devinet_proto_dir[2];
- ctl_table devinet_root_dir[2];
+ struct ctl_table devinet_vars[__NET_IPV4_CONF_MAX];
+ char *dev_name;
} devinet_sysctl = {
.devinet_vars = {
DEVINET_SYSCTL_COMPLEX_ENTRY(FORWARDING, "forwarding",
@@ -1466,38 +1463,6 @@ static struct devinet_sysctl_table {
DEVINET_SYSCTL_FLUSHING_ENTRY(PROMOTE_SECONDARIES,
"promote_secondaries"),
},
- .devinet_dev = {
- {
- .ctl_name = NET_PROTO_CONF_ALL,
- .procname = "all",
- .mode = 0555,
- .child = devinet_sysctl.devinet_vars,
- },
- },
- .devinet_conf_dir = {
- {
- .ctl_name = NET_IPV4_CONF,
- .procname = "conf",
- .mode = 0555,
- .child = devinet_sysctl.devinet_dev,
- },
- },
- .devinet_proto_dir = {
- {
- .ctl_name = NET_IPV4,
- .procname = "ipv4",
- .mode = 0555,
- .child = devinet_sysctl.devinet_conf_dir,
- },
- },
- .devinet_root_dir = {
- {
- .ctl_name = CTL_NET,
- .procname = "net",
- .mode = 0555,
- .child = devinet_sysctl.devinet_proto_dir,
- },
- },
};
static void __devinet_sysctl_register(char *dev_name, int ctl_name,
@@ -1506,6 +1471,16 @@ static void __devinet_sysctl_register(char *dev_name, int ctl_name,
int i;
struct devinet_sysctl_table *t;
+#define DEVINET_CTL_PATH_DEV 3
+
+ struct ctl_path devinet_ctl_path[] = {
+ { .procname = "net", .ctl_name = CTL_NET, },
+ { .procname = "ipv4", .ctl_name = NET_IPV4, },
+ { .procname = "conf", .ctl_name = NET_IPV4_CONF, },
+ { /* to be set */ },
+ { },
+ };
+
t = kmemdup(&devinet_sysctl, sizeof(*t), GFP_KERNEL);
if (!t)
goto out;
@@ -1515,24 +1490,20 @@ static void __devinet_sysctl_register(char *dev_name, int ctl_name,
t->devinet_vars[i].extra1 = p;
}
- t->devinet_dev[0].ctl_name = ctl_name;
-
/*
* Make a copy of dev_name, because '.procname' is regarded as const
* 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->devinet_dev[0].procname = dev_name;
- t->devinet_dev[0].child = t->devinet_vars;
- t->devinet_conf_dir[0].child = t->devinet_dev;
- t->devinet_proto_dir[0].child = t->devinet_conf_dir;
- t->devinet_root_dir[0].child = t->devinet_proto_dir;
+ devinet_ctl_path[DEVINET_CTL_PATH_DEV].procname = t->dev_name;
+ devinet_ctl_path[DEVINET_CTL_PATH_DEV].ctl_name = ctl_name;
- t->sysctl_header = register_sysctl_table(t->devinet_root_dir);
+ t->sysctl_header = register_sysctl_paths(devinet_ctl_path,
+ t->devinet_vars);
if (!t->sysctl_header)
goto free_procname;
@@ -1540,7 +1511,7 @@ static void __devinet_sysctl_register(char *dev_name, int ctl_name,
return;
free_procname:
- kfree(dev_name);
+ kfree(t->dev_name);
free:
kfree(t);
out:
@@ -1559,7 +1530,7 @@ static void devinet_sysctl_unregister(struct ipv4_devconf *p)
struct devinet_sysctl_table *t = p->sysctl;
p->sysctl = NULL;
unregister_sysctl_table(t->sysctl_header);
- kfree(t->devinet_dev[0].procname);
+ kfree(t->dev_name);
kfree(t);
}
}
OpenPOWER on IntegriCloud