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selinux: register nf hooks with single nf_register_hooks call 

Push ipv4 and ipv6 nf hooks into single array and register/unregister
them via single call.

Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: Paul Moore <pmoore@redhat.com>
This commit is contained in:
Jiri Pirko 2014-09-03 17:42:13 +02:00 committed by Paul Moore
parent a7a91a1928
commit 25db6bea1f
1 changed files with 10 additions and 25 deletions
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35
security/selinux/hooks.c
View File

@ -6071,7 +6071,7 @@ security_initcall(selinux_init);
#if defined(CONFIG_NETFILTER)
static struct nf_hook_ops selinux_ipv4_ops[] = {
static struct nf_hook_ops selinux_nf_ops[] = {
{
.hook = selinux_ipv4_postroute,
.owner = THIS_MODULE,
@ -6092,12 +6092,8 @@ static struct nf_hook_ops selinux_ipv4_ops[] = {
.pf = NFPROTO_IPV4,
.hooknum = NF_INET_LOCAL_OUT,
.priority = NF_IP_PRI_SELINUX_FIRST,
}
};
},
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
static struct nf_hook_ops selinux_ipv6_ops[] = {
{
.hook = selinux_ipv6_postroute,
.owner = THIS_MODULE,
@ -6111,32 +6107,24 @@ static struct nf_hook_ops selinux_ipv6_ops[] = {
.pf = NFPROTO_IPV6,
.hooknum = NF_INET_FORWARD,
.priority = NF_IP6_PRI_SELINUX_FIRST,
}
};
},
#endif /* IPV6 */
};
static int __init selinux_nf_ip_init(void)
{
int err = 0;
int err;
if (!selinux_enabled)
goto out;
return 0;
printk(KERN_DEBUG "SELinux: Registering netfilter hooks\n");
err = nf_register_hooks(selinux_ipv4_ops, ARRAY_SIZE(selinux_ipv4_ops));
err = nf_register_hooks(selinux_nf_ops, ARRAY_SIZE(selinux_nf_ops));
if (err)
panic("SELinux: nf_register_hooks for IPv4: error %d\n", err);
panic("SELinux: nf_register_hooks: error %d\n", err);
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
err = nf_register_hooks(selinux_ipv6_ops, ARRAY_SIZE(selinux_ipv6_ops));
if (err)
panic("SELinux: nf_register_hooks for IPv6: error %d\n", err);
#endif /* IPV6 */
out:
return err;
return 0;
}
__initcall(selinux_nf_ip_init);
@ -6146,10 +6134,7 @@ static void selinux_nf_ip_exit(void)
{
printk(KERN_DEBUG "SELinux: Unregistering netfilter hooks\n");
nf_unregister_hooks(selinux_ipv4_ops, ARRAY_SIZE(selinux_ipv4_ops));
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
nf_unregister_hooks(selinux_ipv6_ops, ARRAY_SIZE(selinux_ipv6_ops));
#endif /* IPV6 */
nf_unregister_hooks(selinux_nf_ops, ARRAY_SIZE(selinux_nf_ops));
}
#endif