Adapt callsites to avoid recurrent lookup of the netns pointer. Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> --- include/linux/netfilter/nfnetlink.h | 8 +-- net/netfilter/ipset/ip_set_core.c | 108 +++++++++++++++-------------------- net/netfilter/nf_conntrack_netlink.c | 96 ++++++++++++++----------------- net/netfilter/nf_tables_api.c | 30 ++++------ net/netfilter/nfnetlink.c | 6 +- net/netfilter/nfnetlink_acct.c | 21 +++---- net/netfilter/nfnetlink_cthelper.c | 18 +++--- net/netfilter/nfnetlink_cttimeout.c | 42 ++++++-------- net/netfilter/nfnetlink_log.c | 15 ++--- net/netfilter/nfnetlink_queue.c | 36 +++++------- net/netfilter/nft_compat.c | 6 +- net/netfilter/xt_osf.c | 7 ++- 12 files changed, 173 insertions(+), 220 deletions(-) diff --git a/include/linux/netfilter/nfnetlink.h b/include/linux/netfilter/nfnetlink.h index 5646b24..ceacbf5 100644 --- a/include/linux/netfilter/nfnetlink.h +++ b/include/linux/netfilter/nfnetlink.h @@ -8,12 +8,12 @@ #include <uapi/linux/netfilter/nfnetlink.h> struct nfnl_callback { - int (*call)(struct sock *nl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]); - int (*call_rcu)(struct sock *nl, struct sk_buff *skb, + int (*call)(struct net *net, struct sock *nl, struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const cda[]); + int (*call_rcu)(struct net *net, struct sock *nl, struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]); int (*call_batch)(struct net *net, struct sock *nl, struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const cda[]); diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c index 54f3d7c..95db43f 100644 --- a/net/netfilter/ipset/ip_set_core.c +++ b/net/netfilter/ipset/ip_set_core.c @@ -825,20 +825,17 @@ find_free_id(struct ip_set_net *inst, const char *name, ip_set_id_t *index, return 0; } -static int -ip_set_none(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_none(struct net *net, struct sock *ctnl, struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { return -EOPNOTSUPP; } -static int -ip_set_create(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_create(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { - struct net *net = sock_net(ctnl); struct ip_set_net *inst = ip_set_pernet(net); struct ip_set *set, *clash = NULL; ip_set_id_t index = IPSET_INVALID_ID; @@ -976,12 +973,11 @@ ip_set_destroy_set(struct ip_set *set) kfree(set); } -static int -ip_set_destroy(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_destroy(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { - struct ip_set_net *inst = ip_set_pernet(sock_net(ctnl)); + struct ip_set_net *inst = ip_set_pernet(net); struct ip_set *s; ip_set_id_t i; int ret = 0; @@ -1052,12 +1048,11 @@ ip_set_flush_set(struct ip_set *set) spin_unlock_bh(&set->lock); } -static int -ip_set_flush(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_flush(struct net *net, struct sock *ctnl, struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { - struct ip_set_net *inst = ip_set_pernet(sock_net(ctnl)); + struct ip_set_net *inst = ip_set_pernet(net); struct ip_set *s; ip_set_id_t i; @@ -1092,12 +1087,11 @@ ip_set_setname2_policy[IPSET_ATTR_CMD_MAX + 1] = { .len = IPSET_MAXNAMELEN - 1 }, }; -static int -ip_set_rename(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_rename(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { - struct ip_set_net *inst = ip_set_pernet(sock_net(ctnl)); + struct ip_set_net *inst = ip_set_pernet(net); struct ip_set *set, *s; const char *name2; ip_set_id_t i; @@ -1142,12 +1136,11 @@ out: * so the ip_set_list always contains valid pointers to the sets. */ -static int -ip_set_swap(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_swap(struct net *net, struct sock *ctnl, struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { - struct ip_set_net *inst = ip_set_pernet(sock_net(ctnl)); + struct ip_set_net *inst = ip_set_pernet(net); struct ip_set *from, *to; ip_set_id_t from_id, to_id; char from_name[IPSET_MAXNAMELEN]; @@ -1413,10 +1406,9 @@ out: return ret < 0 ? ret : skb->len; } -static int -ip_set_dump(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_dump(struct net *net, struct sock *ctnl, struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { if (unlikely(protocol_failed(attr))) return -IPSET_ERR_PROTOCOL; @@ -1500,12 +1492,11 @@ call_ad(struct sock *ctnl, struct sk_buff *skb, struct ip_set *set, return ret; } -static int -ip_set_uadd(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_uadd(struct net *net, struct sock *ctnl, struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { - struct ip_set_net *inst = ip_set_pernet(sock_net(ctnl)); + struct ip_set_net *inst = ip_set_pernet(net); struct ip_set *set; struct nlattr *tb[IPSET_ATTR_ADT_MAX + 1] = {}; const struct nlattr *nla; @@ -1555,12 +1546,11 @@ ip_set_uadd(struct sock *ctnl, struct sk_buff *skb, return ret; } -static int -ip_set_udel(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_udel(struct net *net, struct sock *ctnl, struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { - struct ip_set_net *inst = ip_set_pernet(sock_net(ctnl)); + struct ip_set_net *inst = ip_set_pernet(net); struct ip_set *set; struct nlattr *tb[IPSET_ATTR_ADT_MAX + 1] = {}; const struct nlattr *nla; @@ -1610,12 +1600,11 @@ ip_set_udel(struct sock *ctnl, struct sk_buff *skb, return ret; } -static int -ip_set_utest(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_utest(struct net *net, struct sock *ctnl, struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { - struct ip_set_net *inst = ip_set_pernet(sock_net(ctnl)); + struct ip_set_net *inst = ip_set_pernet(net); struct ip_set *set; struct nlattr *tb[IPSET_ATTR_ADT_MAX + 1] = {}; int ret = 0; @@ -1646,12 +1635,11 @@ ip_set_utest(struct sock *ctnl, struct sk_buff *skb, /* Get headed data of a set */ -static int -ip_set_header(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_header(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { - struct ip_set_net *inst = ip_set_pernet(sock_net(ctnl)); + struct ip_set_net *inst = ip_set_pernet(net); const struct ip_set *set; struct sk_buff *skb2; struct nlmsghdr *nlh2; @@ -1703,10 +1691,9 @@ static const struct nla_policy ip_set_type_policy[IPSET_ATTR_CMD_MAX + 1] = { [IPSET_ATTR_FAMILY] = { .type = NLA_U8 }, }; -static int -ip_set_type(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_type(struct net *net, struct sock *ctnl, struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { struct sk_buff *skb2; struct nlmsghdr *nlh2; @@ -1762,10 +1749,9 @@ ip_set_protocol_policy[IPSET_ATTR_CMD_MAX + 1] = { [IPSET_ATTR_PROTOCOL] = { .type = NLA_U8 }, }; -static int -ip_set_protocol(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const attr[]) +static int ip_set_protocol(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const attr[]) { struct sk_buff *skb2; struct nlmsghdr *nlh2; diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index 9f52729..dbb1bb3 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -1113,12 +1113,11 @@ static int ctnetlink_flush_conntrack(struct net *net, return 0; } -static int -ctnetlink_del_conntrack(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int ctnetlink_del_conntrack(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { - struct net *net = sock_net(ctnl); struct nf_conntrack_tuple_hash *h; struct nf_conntrack_tuple tuple; struct nf_conn *ct; @@ -1168,12 +1167,11 @@ ctnetlink_del_conntrack(struct sock *ctnl, struct sk_buff *skb, return 0; } -static int -ctnetlink_get_conntrack(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int ctnetlink_get_conntrack(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { - struct net *net = sock_net(ctnl); struct nf_conntrack_tuple_hash *h; struct nf_conntrack_tuple tuple; struct nf_conn *ct; @@ -1330,10 +1328,10 @@ ctnetlink_dump_dying(struct sk_buff *skb, struct netlink_callback *cb) return ctnetlink_dump_list(skb, cb, true); } -static int -ctnetlink_get_ct_dying(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int ctnetlink_get_ct_dying(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { if (nlh->nlmsg_flags & NLM_F_DUMP) { struct netlink_dump_control c = { @@ -1352,10 +1350,10 @@ ctnetlink_dump_unconfirmed(struct sk_buff *skb, struct netlink_callback *cb) return ctnetlink_dump_list(skb, cb, false); } -static int -ctnetlink_get_ct_unconfirmed(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int ctnetlink_get_ct_unconfirmed(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { if (nlh->nlmsg_flags & NLM_F_DUMP) { struct netlink_dump_control c = { @@ -1865,12 +1863,11 @@ err1: return ERR_PTR(err); } -static int -ctnetlink_new_conntrack(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int ctnetlink_new_conntrack(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { - struct net *net = sock_net(ctnl); struct nf_conntrack_tuple otuple, rtuple; struct nf_conntrack_tuple_hash *h = NULL; struct nfgenmsg *nfmsg = nlmsg_data(nlh); @@ -2034,10 +2031,10 @@ ctnetlink_ct_stat_cpu_dump(struct sk_buff *skb, struct netlink_callback *cb) return skb->len; } -static int -ctnetlink_stat_ct_cpu(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int ctnetlink_stat_ct_cpu(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { if (nlh->nlmsg_flags & NLM_F_DUMP) { struct netlink_dump_control c = { @@ -2080,10 +2077,9 @@ nlmsg_failure: return -1; } -static int -ctnetlink_stat_ct(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int ctnetlink_stat_ct(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { struct sk_buff *skb2; int err; @@ -2729,12 +2725,12 @@ out: return skb->len; } -static int ctnetlink_dump_exp_ct(struct sock *ctnl, struct sk_buff *skb, +static int ctnetlink_dump_exp_ct(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const cda[]) { int err; - struct net *net = sock_net(ctnl); struct nfgenmsg *nfmsg = nlmsg_data(nlh); u_int8_t u3 = nfmsg->nfgen_family; struct nf_conntrack_tuple tuple; @@ -2768,12 +2764,10 @@ static int ctnetlink_dump_exp_ct(struct sock *ctnl, struct sk_buff *skb, return err; } -static int -ctnetlink_get_expect(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int ctnetlink_get_expect(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { - struct net *net = sock_net(ctnl); struct nf_conntrack_tuple tuple; struct nf_conntrack_expect *exp; struct sk_buff *skb2; @@ -2784,7 +2778,7 @@ ctnetlink_get_expect(struct sock *ctnl, struct sk_buff *skb, if (nlh->nlmsg_flags & NLM_F_DUMP) { if (cda[CTA_EXPECT_MASTER]) - return ctnetlink_dump_exp_ct(ctnl, skb, nlh, cda); + return ctnetlink_dump_exp_ct(net, ctnl, skb, nlh, cda); else { struct netlink_dump_control c = { .dump = ctnetlink_exp_dump_table, @@ -2850,12 +2844,10 @@ out: return err == -EAGAIN ? -ENOBUFS : err; } -static int -ctnetlink_del_expect(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int ctnetlink_del_expect(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { - struct net *net = sock_net(ctnl); struct nf_conntrack_expect *exp; struct nf_conntrack_tuple tuple; struct nfgenmsg *nfmsg = nlmsg_data(nlh); @@ -3136,12 +3128,10 @@ err_ct: return err; } -static int -ctnetlink_new_expect(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int ctnetlink_new_expect(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { - struct net *net = sock_net(ctnl); struct nf_conntrack_tuple tuple; struct nf_conntrack_expect *exp; struct nfgenmsg *nfmsg = nlmsg_data(nlh); @@ -3242,10 +3232,10 @@ ctnetlink_exp_stat_cpu_dump(struct sk_buff *skb, struct netlink_callback *cb) return skb->len; } -static int -ctnetlink_stat_exp_cpu(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int ctnetlink_stat_exp_cpu(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { if (nlh->nlmsg_flags & NLM_F_DUMP) { struct netlink_dump_control c = { diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index 28cbc45..69cb5be 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -543,15 +543,14 @@ done: return skb->len; } -static int nf_tables_gettable(struct sock *nlsk, struct sk_buff *skb, - const struct nlmsghdr *nlh, +static int nf_tables_gettable(struct net *net, struct sock *nlsk, + struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const nla[]) { const struct nfgenmsg *nfmsg = nlmsg_data(nlh); const struct nft_af_info *afi; const struct nft_table *table; struct sk_buff *skb2; - struct net *net = sock_net(skb->sk); int family = nfmsg->nfgen_family; int err; @@ -1097,8 +1096,8 @@ done: return skb->len; } -static int nf_tables_getchain(struct sock *nlsk, struct sk_buff *skb, - const struct nlmsghdr *nlh, +static int nf_tables_getchain(struct net *net, struct sock *nlsk, + struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const nla[]) { const struct nfgenmsg *nfmsg = nlmsg_data(nlh); @@ -1106,7 +1105,6 @@ static int nf_tables_getchain(struct sock *nlsk, struct sk_buff *skb, const struct nft_table *table; const struct nft_chain *chain; struct sk_buff *skb2; - struct net *net = sock_net(skb->sk); int family = nfmsg->nfgen_family; int err; @@ -1923,8 +1921,8 @@ done: return skb->len; } -static int nf_tables_getrule(struct sock *nlsk, struct sk_buff *skb, - const struct nlmsghdr *nlh, +static int nf_tables_getrule(struct net *net, struct sock *nlsk, + struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const nla[]) { const struct nfgenmsg *nfmsg = nlmsg_data(nlh); @@ -1933,7 +1931,6 @@ static int nf_tables_getrule(struct sock *nlsk, struct sk_buff *skb, const struct nft_chain *chain; const struct nft_rule *rule; struct sk_buff *skb2; - struct net *net = sock_net(skb->sk); int family = nfmsg->nfgen_family; int err; @@ -2604,11 +2601,10 @@ static int nf_tables_dump_sets_done(struct netlink_callback *cb) return 0; } -static int nf_tables_getset(struct sock *nlsk, struct sk_buff *skb, - const struct nlmsghdr *nlh, +static int nf_tables_getset(struct net *net, struct sock *nlsk, + struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const nla[]) { - struct net *net = sock_net(skb->sk); const struct nft_set *set; struct nft_ctx ctx; struct sk_buff *skb2; @@ -3190,11 +3186,10 @@ nla_put_failure: return -ENOSPC; } -static int nf_tables_getsetelem(struct sock *nlsk, struct sk_buff *skb, - const struct nlmsghdr *nlh, +static int nf_tables_getsetelem(struct net *net, struct sock *nlsk, + struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const nla[]) { - struct net *net = sock_net(skb->sk); const struct nft_set *set; struct nft_ctx ctx; int err; @@ -3723,11 +3718,10 @@ err: return err; } -static int nf_tables_getgen(struct sock *nlsk, struct sk_buff *skb, - const struct nlmsghdr *nlh, +static int nf_tables_getgen(struct net *net, struct sock *nlsk, + struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const nla[]) { - struct net *net = sock_net(skb->sk); struct sk_buff *skb2; int err; diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c index 9ed4534..7012154 100644 --- a/net/netfilter/nfnetlink.c +++ b/net/netfilter/nfnetlink.c @@ -206,7 +206,7 @@ replay: } if (nc->call_rcu) { - err = nc->call_rcu(net->nfnl, skb, nlh, + err = nc->call_rcu(net, net->nfnl, skb, nlh, (const struct nlattr **)cda); rcu_read_unlock(); } else { @@ -216,8 +216,8 @@ replay: nfnetlink_find_client(type, ss) != nc) err = -EAGAIN; else if (nc->call) - err = nc->call(net->nfnl, skb, nlh, - (const struct nlattr **)cda); + err = nc->call(net, net->nfnl, skb, nlh, + (const struct nlattr **)cda); else err = -EINVAL; nfnl_unlock(subsys_id); diff --git a/net/netfilter/nfnetlink_acct.c b/net/netfilter/nfnetlink_acct.c index fefbf5f..5274b04 100644 --- a/net/netfilter/nfnetlink_acct.c +++ b/net/netfilter/nfnetlink_acct.c @@ -46,12 +46,11 @@ struct nfacct_filter { #define NFACCT_F_QUOTA (NFACCT_F_QUOTA_PKTS | NFACCT_F_QUOTA_BYTES) #define NFACCT_OVERQUOTA_BIT 2 /* NFACCT_F_OVERQUOTA */ -static int -nfnl_acct_new(struct sock *nfnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, const struct nlattr * const tb[]) +static int nfnl_acct_new(struct net *net, struct sock *nfnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const tb[]) { struct nf_acct *nfacct, *matching = NULL; - struct net *net = sock_net(nfnl); char *acct_name; unsigned int size = 0; u32 flags = 0; @@ -253,11 +252,10 @@ nfacct_filter_alloc(const struct nlattr * const attr) return filter; } -static int -nfnl_acct_get(struct sock *nfnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, const struct nlattr * const tb[]) +static int nfnl_acct_get(struct net *net, struct sock *nfnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const tb[]) { - struct net *net = sock_net(nfnl); int ret = -ENOENT; struct nf_acct *cur; char *acct_name; @@ -333,11 +331,10 @@ static int nfnl_acct_try_del(struct nf_acct *cur) return ret; } -static int -nfnl_acct_del(struct sock *nfnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, const struct nlattr * const tb[]) +static int nfnl_acct_del(struct net *net, struct sock *nfnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const tb[]) { - struct net *net = sock_net(nfnl); char *acct_name; struct nf_acct *cur; int ret = -ENOENT; diff --git a/net/netfilter/nfnetlink_cthelper.c b/net/netfilter/nfnetlink_cthelper.c index 54330fb..e924e95 100644 --- a/net/netfilter/nfnetlink_cthelper.c +++ b/net/netfilter/nfnetlink_cthelper.c @@ -286,9 +286,9 @@ nfnl_cthelper_update(const struct nlattr * const tb[], return 0; } -static int -nfnl_cthelper_new(struct sock *nfnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, const struct nlattr * const tb[]) +static int nfnl_cthelper_new(struct net *net, struct sock *nfnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const tb[]) { const char *helper_name; struct nf_conntrack_helper *cur, *helper = NULL; @@ -498,9 +498,9 @@ out: return skb->len; } -static int -nfnl_cthelper_get(struct sock *nfnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, const struct nlattr * const tb[]) +static int nfnl_cthelper_get(struct net *net, struct sock *nfnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const tb[]) { int ret = -ENOENT, i; struct nf_conntrack_helper *cur; @@ -570,9 +570,9 @@ nfnl_cthelper_get(struct sock *nfnl, struct sk_buff *skb, return ret; } -static int -nfnl_cthelper_del(struct sock *nfnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, const struct nlattr * const tb[]) +static int nfnl_cthelper_del(struct net *net, struct sock *nfnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const tb[]) { char *helper_name = NULL; struct nf_conntrack_helper *cur; diff --git a/net/netfilter/nfnetlink_cttimeout.c b/net/netfilter/nfnetlink_cttimeout.c index 3921d54..5d010f2 100644 --- a/net/netfilter/nfnetlink_cttimeout.c +++ b/net/netfilter/nfnetlink_cttimeout.c @@ -65,16 +65,15 @@ ctnl_timeout_parse_policy(void *timeouts, struct nf_conntrack_l4proto *l4proto, return ret; } -static int -cttimeout_new_timeout(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int cttimeout_new_timeout(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { __u16 l3num; __u8 l4num; struct nf_conntrack_l4proto *l4proto; struct ctnl_timeout *timeout, *matching = NULL; - struct net *net = sock_net(skb->sk); char *name; int ret; @@ -239,12 +238,11 @@ ctnl_timeout_dump(struct sk_buff *skb, struct netlink_callback *cb) return skb->len; } -static int -cttimeout_get_timeout(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int cttimeout_get_timeout(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { - struct net *net = sock_net(skb->sk); int ret = -ENOENT; char *name; struct ctnl_timeout *cur; @@ -339,15 +337,14 @@ static int ctnl_timeout_try_del(struct net *net, struct ctnl_timeout *timeout) return ret; } -static int -cttimeout_del_timeout(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int cttimeout_del_timeout(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { - struct net *net = sock_net(skb->sk); - char *name; struct ctnl_timeout *cur; int ret = -ENOENT; + char *name; if (!cda[CTA_TIMEOUT_NAME]) { list_for_each_entry(cur, &net->nfct_timeout_list, head) @@ -370,15 +367,14 @@ cttimeout_del_timeout(struct sock *ctnl, struct sk_buff *skb, return ret; } -static int -cttimeout_default_set(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const cda[]) +static int cttimeout_default_set(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const cda[]) { __u16 l3num; __u8 l4num; struct nf_conntrack_l4proto *l4proto; - struct net *net = sock_net(skb->sk); unsigned int *timeouts; int ret; @@ -460,14 +456,14 @@ nla_put_failure: return -1; } -static int cttimeout_default_get(struct sock *ctnl, struct sk_buff *skb, +static int cttimeout_default_get(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const cda[]) { __u16 l3num; __u8 l4num; struct nf_conntrack_l4proto *l4proto; - struct net *net = sock_net(skb->sk); struct sk_buff *skb2; int ret, err; diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 70b6bd3..6a57f10 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -785,10 +785,9 @@ static struct notifier_block nfulnl_rtnl_notifier = { .notifier_call = nfulnl_rcv_nl_event, }; -static int -nfulnl_recv_unsupp(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const nfqa[]) +static int nfulnl_recv_unsupp(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const nfqa[]) { return -ENOTSUPP; } @@ -809,16 +808,14 @@ static const struct nla_policy nfula_cfg_policy[NFULA_CFG_MAX+1] = { [NFULA_CFG_FLAGS] = { .type = NLA_U16 }, }; -static int -nfulnl_recv_config(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const nfula[]) +static int nfulnl_recv_config(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const nfula[]) { struct nfgenmsg *nfmsg = nlmsg_data(nlh); u_int16_t group_num = ntohs(nfmsg->res_id); struct nfulnl_instance *inst; struct nfulnl_msg_config_cmd *cmd = NULL; - struct net *net = sock_net(ctnl); struct nfnl_log_net *log = nfnl_log_pernet(net); int ret = 0; u16 flags = 0; diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c index 861c661..3d1f16c 100644 --- a/net/netfilter/nfnetlink_queue.c +++ b/net/netfilter/nfnetlink_queue.c @@ -957,10 +957,10 @@ static int nfq_id_after(unsigned int id, unsigned int max) return (int)(id - max) > 0; } -static int -nfqnl_recv_verdict_batch(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const nfqa[]) +static int nfqnl_recv_verdict_batch(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const nfqa[]) { struct nfgenmsg *nfmsg = nlmsg_data(nlh); struct nf_queue_entry *entry, *tmp; @@ -969,8 +969,6 @@ nfqnl_recv_verdict_batch(struct sock *ctnl, struct sk_buff *skb, struct nfqnl_instance *queue; LIST_HEAD(batch_list); u16 queue_num = ntohs(nfmsg->res_id); - - struct net *net = sock_net(ctnl); struct nfnl_queue_net *q = nfnl_queue_pernet(net); queue = verdict_instance_lookup(q, queue_num, @@ -1029,14 +1027,13 @@ static struct nf_conn *nfqnl_ct_parse(struct nfnl_ct_hook *nfnl_ct, return ct; } -static int -nfqnl_recv_verdict(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const nfqa[]) +static int nfqnl_recv_verdict(struct net *net, struct sock *ctnl, + struct sk_buff *skb, + const struct nlmsghdr *nlh, + const struct nlattr * const nfqa[]) { struct nfgenmsg *nfmsg = nlmsg_data(nlh); u_int16_t queue_num = ntohs(nfmsg->res_id); - struct nfqnl_msg_verdict_hdr *vhdr; struct nfqnl_instance *queue; unsigned int verdict; @@ -1044,8 +1041,6 @@ nfqnl_recv_verdict(struct sock *ctnl, struct sk_buff *skb, enum ip_conntrack_info uninitialized_var(ctinfo); struct nfnl_ct_hook *nfnl_ct; struct nf_conn *ct = NULL; - - struct net *net = sock_net(ctnl); struct nfnl_queue_net *q = nfnl_queue_pernet(net); queue = instance_lookup(q, queue_num); @@ -1092,10 +1087,9 @@ nfqnl_recv_verdict(struct sock *ctnl, struct sk_buff *skb, return 0; } -static int -nfqnl_recv_unsupp(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const nfqa[]) +static int nfqnl_recv_unsupp(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const nfqa[]) { return -ENOTSUPP; } @@ -1110,16 +1104,14 @@ static const struct nf_queue_handler nfqh = { .nf_hook_drop = &nfqnl_nf_hook_drop, }; -static int -nfqnl_recv_config(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, - const struct nlattr * const nfqa[]) +static int nfqnl_recv_config(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const nfqa[]) { struct nfgenmsg *nfmsg = nlmsg_data(nlh); u_int16_t queue_num = ntohs(nfmsg->res_id); struct nfqnl_instance *queue; struct nfqnl_msg_config_cmd *cmd = NULL; - struct net *net = sock_net(ctnl); struct nfnl_queue_net *q = nfnl_queue_pernet(net); int ret = 0; diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c index 9c8fab0..454841b 100644 --- a/net/netfilter/nft_compat.c +++ b/net/netfilter/nft_compat.c @@ -519,9 +519,9 @@ nla_put_failure: return -1; } -static int -nfnl_compat_get(struct sock *nfnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, const struct nlattr * const tb[]) +static int nfnl_compat_get(struct net *net, struct sock *nfnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, + const struct nlattr * const tb[]) { int ret = 0, target; struct nfgenmsg *nfmsg; diff --git a/net/netfilter/xt_osf.c b/net/netfilter/xt_osf.c index df8801e..4e3c3af 100644 --- a/net/netfilter/xt_osf.c +++ b/net/netfilter/xt_osf.c @@ -61,8 +61,8 @@ static const struct nla_policy xt_osf_policy[OSF_ATTR_MAX + 1] = { [OSF_ATTR_FINGER] = { .len = sizeof(struct xt_osf_user_finger) }, }; -static int xt_osf_add_callback(struct sock *ctnl, struct sk_buff *skb, - const struct nlmsghdr *nlh, +static int xt_osf_add_callback(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const osf_attrs[]) { struct xt_osf_user_finger *f; @@ -104,7 +104,8 @@ static int xt_osf_add_callback(struct sock *ctnl, struct sk_buff *skb, return err; } -static int xt_osf_remove_callback(struct sock *ctnl, struct sk_buff *skb, +static int xt_osf_remove_callback(struct net *net, struct sock *ctnl, + struct sk_buff *skb, const struct nlmsghdr *nlh, const struct nlattr * const osf_attrs[]) { -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe netfilter-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html