int __init ipv6_frag_init(void) { int ret; ret = inet6_add_protocol(&frag_protocol, IPPROTO_FRAGMENT); if (ret) goto out; ret = ip6_frags_sysctl_register(); if (ret) goto err_sysctl; ret = register_pernet_subsys(&ip6_frags_ops); if (ret) goto err_pernet; ip6_frags.hashfn = ip6_hashfn; ip6_frags.constructor = ip6_frag_init; ip6_frags.destructor = NULL; ip6_frags.skb_free = NULL; ip6_frags.qsize = sizeof(struct frag_queue); ip6_frags.match = ip6_frag_match; ip6_frags.frag_expire = ip6_frag_expire; ip6_frags.secret_interval = 10 * 60 * HZ; inet_frags_init(&ip6_frags); out: return ret; err_pernet: ip6_frags_sysctl_unregister(); err_sysctl: inet6_del_protocol(&frag_protocol, IPPROTO_FRAGMENT); goto out; }
void ipv6_frag_exit(void) { inet_frags_fini(&ip6_frags); ip6_frags_sysctl_unregister(); unregister_pernet_subsys(&ip6_frags_ops); inet6_del_protocol(&frag_protocol, IPPROTO_FRAGMENT); }
int __init ipv6_frag_init(void) { int ret; ip6_frags.constructor = ip6frag_init; ip6_frags.destructor = NULL; ip6_frags.qsize = sizeof(struct frag_queue); ip6_frags.frag_expire = ip6_frag_expire; ip6_frags.frags_cache_name = ip6_frag_cache_name; ip6_frags.rhash_params = ip6_rhash_params; ret = inet_frags_init(&ip6_frags); if (ret) goto out; ret = inet6_add_protocol(&frag_protocol, IPPROTO_FRAGMENT); if (ret) goto err_protocol; ret = ip6_frags_sysctl_register(); if (ret) goto err_sysctl; ret = register_pernet_subsys(&ip6_frags_ops); if (ret) goto err_pernet; out: return ret; err_pernet: ip6_frags_sysctl_unregister(); err_sysctl: inet6_del_protocol(&frag_protocol, IPPROTO_FRAGMENT); err_protocol: inet_frags_fini(&ip6_frags); goto out; }