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netfilter: nf_tables: simplify lookup functions 

Replace the nf_tables_ prefix by nft_ and merge code into single lookup
function whenever possible. In many cases we go over the 80-chars
boundary function names, this save us ~50 LoC.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Pablo Neira Ayuso 2018-03-28 12:06:51 +02:00
parent df1e202531
commit cac20fcdf1
4 changed files with 110 additions and 160 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
include/net/netfilter/nf_tables.h
View File

@ -1015,9 +1015,9 @@ static inline void *nft_obj_data(const struct nft_object *obj)
#define nft_expr_obj(expr) *((struct nft_object **)nft_expr_priv(expr))
struct nft_object *nf_tables_obj_lookup(const struct nft_table *table,
const struct nlattr *nla, u32 objtype,
u8 genmask);
struct nft_object *nft_obj_lookup(const struct nft_table *table,
const struct nlattr *nla, u32 objtype,
u8 genmask);
void nft_obj_notify(struct net *net, struct nft_table *table,
struct nft_object *obj, u32 portid, u32 seq,
@ -1106,9 +1106,9 @@ struct nft_flowtable {
struct nf_flowtable data;
};
struct nft_flowtable *nf_tables_flowtable_lookup(const struct nft_table *table,
const struct nlattr *nla,
u8 genmask);
struct nft_flowtable *nft_flowtable_lookup(const struct nft_table *table,
const struct nlattr *nla,
u8 genmask);
void nft_register_flowtable_type(struct nf_flowtable_type *type);
void nft_unregister_flowtable_type(struct nf_flowtable_type *type);

249
net/netfilter/nf_tables_api.c
View File

@ -386,13 +386,17 @@ static struct nft_table *nft_table_lookup(const struct net *net,
{
struct nft_table *table;
if (nla == NULL)
return ERR_PTR(-EINVAL);
list_for_each_entry(table, &net->nft.tables, list) {
if (!nla_strcmp(nla, table->name) &&
table->family == family &&
nft_active_genmask(table, genmask))
return table;
}
return NULL;
return ERR_PTR(-ENOENT);
}
static struct nft_table *nft_table_lookup_byhandle(const struct net *net,
@ -406,37 +410,6 @@ static struct nft_table *nft_table_lookup_byhandle(const struct net *net,
nft_active_genmask(table, genmask))
return table;
}
return NULL;
}
static struct nft_table *nf_tables_table_lookup(const struct net *net,
const struct nlattr *nla,
u8 family, u8 genmask)
{
struct nft_table *table;
if (nla == NULL)
return ERR_PTR(-EINVAL);
table = nft_table_lookup(net, nla, family, genmask);
if (table != NULL)
return table;
return ERR_PTR(-ENOENT);
}
static struct nft_table *nf_tables_table_lookup_byhandle(const struct net *net,
const struct nlattr *nla,
u8 genmask)
{
struct nft_table *table;
if (nla == NULL)
return ERR_PTR(-EINVAL);
table = nft_table_lookup_byhandle(net, nla, genmask);
if (table != NULL)
return table;
return ERR_PTR(-ENOENT);
}
@ -608,8 +581,7 @@ static int nf_tables_gettable(struct net *net, struct sock *nlsk,
return netlink_dump_start(nlsk, skb, nlh, &c);
}
table = nf_tables_table_lookup(net, nla[NFTA_TABLE_NAME], family,
genmask);
table = nft_table_lookup(net, nla[NFTA_TABLE_NAME], family, genmask);
if (IS_ERR(table))
return PTR_ERR(table);
@ -735,7 +707,7 @@ static int nf_tables_newtable(struct net *net, struct sock *nlsk,
int err;
name = nla[NFTA_TABLE_NAME];
table = nf_tables_table_lookup(net, name, family, genmask);
table = nft_table_lookup(net, name, family, genmask);
if (IS_ERR(table)) {
if (PTR_ERR(table) != -ENOENT)
return PTR_ERR(table);
@ -893,12 +865,11 @@ static int nf_tables_deltable(struct net *net, struct sock *nlsk,
return nft_flush(&ctx, family);
if (nla[NFTA_TABLE_HANDLE])
table = nf_tables_table_lookup_byhandle(net,
nla[NFTA_TABLE_HANDLE],
genmask);
table = nft_table_lookup_byhandle(net, nla[NFTA_TABLE_HANDLE],
genmask);
else
table = nf_tables_table_lookup(net, nla[NFTA_TABLE_NAME],
family, genmask);
table = nft_table_lookup(net, nla[NFTA_TABLE_NAME], family,
genmask);
if (IS_ERR(table))
return PTR_ERR(table);
@ -949,8 +920,7 @@ EXPORT_SYMBOL_GPL(nft_unregister_chain_type);
*/
static struct nft_chain *
nf_tables_chain_lookup_byhandle(const struct nft_table *table, u64 handle,
u8 genmask)
nft_chain_lookup_byhandle(const struct nft_table *table, u64 handle, u8 genmask)
{
struct nft_chain *chain;
@ -963,9 +933,8 @@ nf_tables_chain_lookup_byhandle(const struct nft_table *table, u64 handle,
return ERR_PTR(-ENOENT);
}
static struct nft_chain *nf_tables_chain_lookup(const struct nft_table *table,
const struct nlattr *nla,
u8 genmask)
static struct nft_chain *nft_chain_lookup(const struct nft_table *table,
const struct nlattr *nla, u8 genmask)
{
struct nft_chain *chain;
@ -1194,12 +1163,11 @@ static int nf_tables_getchain(struct net *net, struct sock *nlsk,
return netlink_dump_start(nlsk, skb, nlh, &c);
}
table = nf_tables_table_lookup(net, nla[NFTA_CHAIN_TABLE], family,
genmask);
table = nft_table_lookup(net, nla[NFTA_CHAIN_TABLE], family, genmask);
if (IS_ERR(table))
return PTR_ERR(table);
chain = nf_tables_chain_lookup(table, nla[NFTA_CHAIN_NAME], genmask);
chain = nft_chain_lookup(table, nla[NFTA_CHAIN_NAME], genmask);
if (IS_ERR(chain))
return PTR_ERR(chain);
@ -1513,8 +1481,7 @@ static int nf_tables_updchain(struct nft_ctx *ctx, u8 genmask, u8 policy,
nla[NFTA_CHAIN_NAME]) {
struct nft_chain *chain2;
chain2 = nf_tables_chain_lookup(table, nla[NFTA_CHAIN_NAME],
genmask);
chain2 = nft_chain_lookup(table, nla[NFTA_CHAIN_NAME], genmask);
if (!IS_ERR(chain2))
return -EEXIST;
}
@ -1576,8 +1543,7 @@ static int nf_tables_newchain(struct net *net, struct sock *nlsk,
create = nlh->nlmsg_flags & NLM_F_CREATE ? true : false;
table = nf_tables_table_lookup(net, nla[NFTA_CHAIN_TABLE], family,
genmask);
table = nft_table_lookup(net, nla[NFTA_CHAIN_TABLE], family, genmask);
if (IS_ERR(table))
return PTR_ERR(table);
@ -1586,11 +1552,11 @@ static int nf_tables_newchain(struct net *net, struct sock *nlsk,
if (nla[NFTA_CHAIN_HANDLE]) {
handle = be64_to_cpu(nla_get_be64(nla[NFTA_CHAIN_HANDLE]));
chain = nf_tables_chain_lookup_byhandle(table, handle, genmask);
chain = nft_chain_lookup_byhandle(table, handle, genmask);
if (IS_ERR(chain))
return PTR_ERR(chain);
} else {
chain = nf_tables_chain_lookup(table, name, genmask);
chain = nft_chain_lookup(table, name, genmask);
if (IS_ERR(chain)) {
if (PTR_ERR(chain) != -ENOENT)
return PTR_ERR(chain);
@ -1647,16 +1613,15 @@ static int nf_tables_delchain(struct net *net, struct sock *nlsk,
u32 use;
int err;
table = nf_tables_table_lookup(net, nla[NFTA_CHAIN_TABLE], family,
genmask);
table = nft_table_lookup(net, nla[NFTA_CHAIN_TABLE], family, genmask);
if (IS_ERR(table))
return PTR_ERR(table);
if (nla[NFTA_CHAIN_HANDLE]) {
handle = be64_to_cpu(nla_get_be64(nla[NFTA_CHAIN_HANDLE]));
chain = nf_tables_chain_lookup_byhandle(table, handle, genmask);
chain = nft_chain_lookup_byhandle(table, handle, genmask);
} else {
chain = nf_tables_chain_lookup(table, nla[NFTA_CHAIN_NAME], genmask);
chain = nft_chain_lookup(table, nla[NFTA_CHAIN_NAME], genmask);
}
if (IS_ERR(chain))
return PTR_ERR(chain);
@ -1939,8 +1904,8 @@ void nft_expr_destroy(const struct nft_ctx *ctx, struct nft_expr *expr)
* Rules
*/
static struct nft_rule *__nf_tables_rule_lookup(const struct nft_chain *chain,
u64 handle)
static struct nft_rule *__nft_rule_lookup(const struct nft_chain *chain,
u64 handle)
{
struct nft_rule *rule;
@ -1953,13 +1918,13 @@ static struct nft_rule *__nf_tables_rule_lookup(const struct nft_chain *chain,
return ERR_PTR(-ENOENT);
}
static struct nft_rule *nf_tables_rule_lookup(const struct nft_chain *chain,
const struct nlattr *nla)
static struct nft_rule *nft_rule_lookup(const struct nft_chain *chain,
const struct nlattr *nla)
{
if (nla == NULL)
return ERR_PTR(-EINVAL);
return __nf_tables_rule_lookup(chain, be64_to_cpu(nla_get_be64(nla)));
return __nft_rule_lookup(chain, be64_to_cpu(nla_get_be64(nla)));
}
static const struct nla_policy nft_rule_policy[NFTA_RULE_MAX + 1] = {
@ -2191,16 +2156,15 @@ static int nf_tables_getrule(struct net *net, struct sock *nlsk,
return netlink_dump_start(nlsk, skb, nlh, &c);
}
table = nf_tables_table_lookup(net, nla[NFTA_RULE_TABLE], family,
genmask);
table = nft_table_lookup(net, nla[NFTA_RULE_TABLE], family, genmask);
if (IS_ERR(table))
return PTR_ERR(table);
chain = nf_tables_chain_lookup(table, nla[NFTA_RULE_CHAIN], genmask);
chain = nft_chain_lookup(table, nla[NFTA_RULE_CHAIN], genmask);
if (IS_ERR(chain))
return PTR_ERR(chain);
rule = nf_tables_rule_lookup(chain, nla[NFTA_RULE_HANDLE]);
rule = nft_rule_lookup(chain, nla[NFTA_RULE_HANDLE]);
if (IS_ERR(rule))
return PTR_ERR(rule);
@ -2265,18 +2229,17 @@ static int nf_tables_newrule(struct net *net, struct sock *nlsk,
create = nlh->nlmsg_flags & NLM_F_CREATE ? true : false;
table = nf_tables_table_lookup(net, nla[NFTA_RULE_TABLE], family,
genmask);
table = nft_table_lookup(net, nla[NFTA_RULE_TABLE], family, genmask);
if (IS_ERR(table))
return PTR_ERR(table);
chain = nf_tables_chain_lookup(table, nla[NFTA_RULE_CHAIN], genmask);
chain = nft_chain_lookup(table, nla[NFTA_RULE_CHAIN], genmask);
if (IS_ERR(chain))
return PTR_ERR(chain);
if (nla[NFTA_RULE_HANDLE]) {
handle = be64_to_cpu(nla_get_be64(nla[NFTA_RULE_HANDLE]));
rule = __nf_tables_rule_lookup(chain, handle);
rule = __nft_rule_lookup(chain, handle);
if (IS_ERR(rule))
return PTR_ERR(rule);
@ -2300,7 +2263,7 @@ static int nf_tables_newrule(struct net *net, struct sock *nlsk,
return -EOPNOTSUPP;
pos_handle = be64_to_cpu(nla_get_be64(nla[NFTA_RULE_POSITION]));
old_rule = __nf_tables_rule_lookup(chain, pos_handle);
old_rule = __nft_rule_lookup(chain, pos_handle);
if (IS_ERR(old_rule))
return PTR_ERR(old_rule);
}
@ -2435,14 +2398,12 @@ static int nf_tables_delrule(struct net *net, struct sock *nlsk,
int family = nfmsg->nfgen_family, err = 0;
struct nft_ctx ctx;
table = nf_tables_table_lookup(net, nla[NFTA_RULE_TABLE], family,
genmask);
table = nft_table_lookup(net, nla[NFTA_RULE_TABLE], family, genmask);
if (IS_ERR(table))
return PTR_ERR(table);
if (nla[NFTA_RULE_CHAIN]) {
chain = nf_tables_chain_lookup(table, nla[NFTA_RULE_CHAIN],
genmask);
chain = nft_chain_lookup(table, nla[NFTA_RULE_CHAIN], genmask);
if (IS_ERR(chain))
return PTR_ERR(chain);
}
@ -2451,8 +2412,7 @@ static int nf_tables_delrule(struct net *net, struct sock *nlsk,
if (chain) {
if (nla[NFTA_RULE_HANDLE]) {
rule = nf_tables_rule_lookup(chain,
nla[NFTA_RULE_HANDLE]);
rule = nft_rule_lookup(chain, nla[NFTA_RULE_HANDLE]);
if (IS_ERR(rule))
return PTR_ERR(rule);
@ -2635,8 +2595,8 @@ static int nft_ctx_init_from_setattr(struct nft_ctx *ctx, struct net *net,
struct nft_table *table = NULL;
if (nla[NFTA_SET_TABLE] != NULL) {
table = nf_tables_table_lookup(net, nla[NFTA_SET_TABLE],
family, genmask);
table = nft_table_lookup(net, nla[NFTA_SET_TABLE], family,
genmask);
if (IS_ERR(table))
return PTR_ERR(table);
}
@ -2645,8 +2605,8 @@ static int nft_ctx_init_from_setattr(struct nft_ctx *ctx, struct net *net,
return 0;
}
static struct nft_set *nf_tables_set_lookup(const struct nft_table *table,
const struct nlattr *nla, u8 genmask)
static struct nft_set *nft_set_lookup(const struct nft_table *table,
const struct nlattr *nla, u8 genmask)
{
struct nft_set *set;
@ -2661,14 +2621,12 @@ static struct nft_set *nf_tables_set_lookup(const struct nft_table *table,
return ERR_PTR(-ENOENT);
}
static struct nft_set *nf_tables_set_lookup_byhandle(const struct nft_table *table,
const struct nlattr *nla, u8 genmask)
static struct nft_set *nft_set_lookup_byhandle(const struct nft_table *table,
const struct nlattr *nla,
u8 genmask)
{
struct nft_set *set;
if (nla == NULL)
return ERR_PTR(-EINVAL);
list_for_each_entry(set, &table->sets, list) {
if (be64_to_cpu(nla_get_be64(nla)) == set->handle &&
nft_active_genmask(set, genmask))
@ -2677,9 +2635,8 @@ static struct nft_set *nf_tables_set_lookup_byhandle(const struct nft_table *tab
return ERR_PTR(-ENOENT);
}
static struct nft_set *nf_tables_set_lookup_byid(const struct net *net,
const struct nlattr *nla,
u8 genmask)
static struct nft_set *nft_set_lookup_byid(const struct net *net,
const struct nlattr *nla, u8 genmask)
{
struct nft_trans *trans;
u32 id = ntohl(nla_get_be32(nla));
@ -2703,12 +2660,12 @@ struct nft_set *nft_set_lookup_global(const struct net *net,
{
struct nft_set *set;
set = nf_tables_set_lookup(table, nla_set_name, genmask);
set = nft_set_lookup(table, nla_set_name, genmask);
if (IS_ERR(set)) {
if (!nla_set_id)
return set;
set = nf_tables_set_lookup_byid(net, nla_set_id, genmask);
set = nft_set_lookup_byid(net, nla_set_id, genmask);
}
return set;
}
@ -2980,7 +2937,7 @@ static int nf_tables_getset(struct net *net, struct sock *nlsk,
if (!nla[NFTA_SET_TABLE])
return -EINVAL;
set = nf_tables_set_lookup(ctx.table, nla[NFTA_SET_NAME], genmask);
set = nft_set_lookup(ctx.table, nla[NFTA_SET_NAME], genmask);
if (IS_ERR(set))
return PTR_ERR(set);
@ -3132,14 +3089,13 @@ static int nf_tables_newset(struct net *net, struct sock *nlsk,
create = nlh->nlmsg_flags & NLM_F_CREATE ? true : false;
table = nf_tables_table_lookup(net, nla[NFTA_SET_TABLE], family,
genmask);
table = nft_table_lookup(net, nla[NFTA_SET_TABLE], family, genmask);
if (IS_ERR(table))
return PTR_ERR(table);
nft_ctx_init(&ctx, net, skb, nlh, family, table, NULL, nla);
set = nf_tables_set_lookup(table, nla[NFTA_SET_NAME], genmask);
set = nft_set_lookup(table, nla[NFTA_SET_NAME], genmask);
if (IS_ERR(set)) {
if (PTR_ERR(set) != -ENOENT)
return PTR_ERR(set);
@ -3262,9 +3218,10 @@ static int nf_tables_delset(struct net *net, struct sock *nlsk,
return err;
if (nla[NFTA_SET_HANDLE])
set = nf_tables_set_lookup_byhandle(ctx.table, nla[NFTA_SET_HANDLE], genmask);
set = nft_set_lookup_byhandle(ctx.table, nla[NFTA_SET_HANDLE],
genmask);
else
set = nf_tables_set_lookup(ctx.table, nla[NFTA_SET_NAME], genmask);
set = nft_set_lookup(ctx.table, nla[NFTA_SET_NAME], genmask);
if (IS_ERR(set))
return PTR_ERR(set);
@ -3404,8 +3361,8 @@ static int nft_ctx_init_from_elemattr(struct nft_ctx *ctx, struct net *net,
int family = nfmsg->nfgen_family;
struct nft_table *table;
table = nf_tables_table_lookup(net, nla[NFTA_SET_ELEM_LIST_TABLE],
family, genmask);
table = nft_table_lookup(net, nla[NFTA_SET_ELEM_LIST_TABLE], family,
genmask);
if (IS_ERR(table))
return PTR_ERR(table);
@ -3741,8 +3698,7 @@ static int nf_tables_getsetelem(struct net *net, struct sock *nlsk,
if (err < 0)
return err;
set = nf_tables_set_lookup(ctx.table, nla[NFTA_SET_ELEM_LIST_SET],
genmask);
set = nft_set_lookup(ctx.table, nla[NFTA_SET_ELEM_LIST_SET], genmask);
if (IS_ERR(set))
return PTR_ERR(set);
@ -3954,8 +3910,8 @@ static int nft_add_set_elem(struct nft_ctx *ctx, struct nft_set *set,
err = -EINVAL;
goto err2;
}
obj = nf_tables_obj_lookup(ctx->table, nla[NFTA_SET_ELEM_OBJREF],
set->objtype, genmask);
obj = nft_obj_lookup(ctx->table, nla[NFTA_SET_ELEM_OBJREF],
set->objtype, genmask);
if (IS_ERR(obj)) {
err = PTR_ERR(obj);
goto err2;
@ -4284,8 +4240,7 @@ static int nf_tables_delsetelem(struct net *net, struct sock *nlsk,
if (err < 0)
return err;
set = nf_tables_set_lookup(ctx.table, nla[NFTA_SET_ELEM_LIST_SET],
genmask);
set = nft_set_lookup(ctx.table, nla[NFTA_SET_ELEM_LIST_SET], genmask);
if (IS_ERR(set))
return PTR_ERR(set);
if (!list_empty(&set->bindings) && set->flags & NFT_SET_CONSTANT)
@ -4373,9 +4328,9 @@ void nft_unregister_obj(struct nft_object_type *obj_type)
}
EXPORT_SYMBOL_GPL(nft_unregister_obj);
struct nft_object *nf_tables_obj_lookup(const struct nft_table *table,
const struct nlattr *nla,
u32 objtype, u8 genmask)
struct nft_object *nft_obj_lookup(const struct nft_table *table,
const struct nlattr *nla, u32 objtype,
u8 genmask)
{
struct nft_object *obj;
@ -4387,11 +4342,11 @@ struct nft_object *nf_tables_obj_lookup(const struct nft_table *table,
}
return ERR_PTR(-ENOENT);
}
EXPORT_SYMBOL_GPL(nf_tables_obj_lookup);
EXPORT_SYMBOL_GPL(nft_obj_lookup);
static struct nft_object *nf_tables_obj_lookup_byhandle(const struct nft_table *table,
const struct nlattr *nla,
u32 objtype, u8 genmask)
static struct nft_object *nft_obj_lookup_byhandle(const struct nft_table *table,
const struct nlattr *nla,
u32 objtype, u8 genmask)
{
struct nft_object *obj;
@ -4535,13 +4490,12 @@ static int nf_tables_newobj(struct net *net, struct sock *nlsk,
!nla[NFTA_OBJ_DATA])
return -EINVAL;
table = nf_tables_table_lookup(net, nla[NFTA_OBJ_TABLE], family,
genmask);
table = nft_table_lookup(net, nla[NFTA_OBJ_TABLE], family, genmask);
if (IS_ERR(table))
return PTR_ERR(table);
objtype = ntohl(nla_get_be32(nla[NFTA_OBJ_TYPE]));
obj = nf_tables_obj_lookup(table, nla[NFTA_OBJ_NAME], objtype, genmask);
obj = nft_obj_lookup(table, nla[NFTA_OBJ_NAME], objtype, genmask);
if (IS_ERR(obj)) {
err = PTR_ERR(obj);
if (err != -ENOENT)
@ -4761,13 +4715,12 @@ static int nf_tables_getobj(struct net *net, struct sock *nlsk,
!nla[NFTA_OBJ_TYPE])
return -EINVAL;
table = nf_tables_table_lookup(net, nla[NFTA_OBJ_TABLE], family,
genmask);
table = nft_table_lookup(net, nla[NFTA_OBJ_TABLE], family, genmask);
if (IS_ERR(table))
return PTR_ERR(table);
objtype = ntohl(nla_get_be32(nla[NFTA_OBJ_TYPE]));
obj = nf_tables_obj_lookup(table, nla[NFTA_OBJ_NAME], objtype, genmask);
obj = nft_obj_lookup(table, nla[NFTA_OBJ_NAME], objtype, genmask);
if (IS_ERR(obj))
return PTR_ERR(obj);
@ -4817,18 +4770,17 @@ static int nf_tables_delobj(struct net *net, struct sock *nlsk,
(!nla[NFTA_OBJ_NAME] && !nla[NFTA_OBJ_HANDLE]))
return -EINVAL;
table = nf_tables_table_lookup(net, nla[NFTA_OBJ_TABLE], family,
genmask);
table = nft_table_lookup(net, nla[NFTA_OBJ_TABLE], family, genmask);
if (IS_ERR(table))
return PTR_ERR(table);
objtype = ntohl(nla_get_be32(nla[NFTA_OBJ_TYPE]));
if (nla[NFTA_OBJ_HANDLE])
obj = nf_tables_obj_lookup_byhandle(table, nla[NFTA_OBJ_HANDLE],
objtype, genmask);
obj = nft_obj_lookup_byhandle(table, nla[NFTA_OBJ_HANDLE],
objtype, genmask);
else
obj = nf_tables_obj_lookup(table, nla[NFTA_OBJ_NAME],
objtype, genmask);
obj = nft_obj_lookup(table, nla[NFTA_OBJ_NAME], objtype,
genmask);
if (IS_ERR(obj))
return PTR_ERR(obj);
if (obj->use > 0)
@ -4903,9 +4855,8 @@ static const struct nla_policy nft_flowtable_policy[NFTA_FLOWTABLE_MAX + 1] = {
[NFTA_FLOWTABLE_HANDLE] = { .type = NLA_U64 },
};
struct nft_flowtable *nf_tables_flowtable_lookup(const struct nft_table *table,
const struct nlattr *nla,
u8 genmask)
struct nft_flowtable *nft_flowtable_lookup(const struct nft_table *table,
const struct nlattr *nla, u8 genmask)
{
struct nft_flowtable *flowtable;
@ -4916,11 +4867,11 @@ struct nft_flowtable *nf_tables_flowtable_lookup(const struct nft_table *table,
}
return ERR_PTR(-ENOENT);
}
EXPORT_SYMBOL_GPL(nf_tables_flowtable_lookup);
EXPORT_SYMBOL_GPL(nft_flowtable_lookup);
static struct nft_flowtable *
nf_tables_flowtable_lookup_byhandle(const struct nft_table *table,
const struct nlattr *nla, u8 genmask)
nft_flowtable_lookup_byhandle(const struct nft_table *table,
const struct nlattr *nla, u8 genmask)
{
struct nft_flowtable *flowtable;
@ -5093,13 +5044,13 @@ static int nf_tables_newflowtable(struct net *net, struct sock *nlsk,
!nla[NFTA_FLOWTABLE_HOOK])
return -EINVAL;
table = nf_tables_table_lookup(net, nla[NFTA_FLOWTABLE_TABLE],
family, genmask);
table = nft_table_lookup(net, nla[NFTA_FLOWTABLE_TABLE], family,
genmask);
if (IS_ERR(table))
return PTR_ERR(table);
flowtable = nf_tables_flowtable_lookup(table, nla[NFTA_FLOWTABLE_NAME],
genmask);
flowtable = nft_flowtable_lookup(table, nla[NFTA_FLOWTABLE_NAME],
genmask);
if (IS_ERR(flowtable)) {
err = PTR_ERR(flowtable);
if (err != -ENOENT)
@ -5210,19 +5161,19 @@ static int nf_tables_delflowtable(struct net *net, struct sock *nlsk,
!nla[NFTA_FLOWTABLE_HANDLE]))
return -EINVAL;
table = nf_tables_table_lookup(net, nla[NFTA_FLOWTABLE_TABLE],
family, genmask);
table = nft_table_lookup(net, nla[NFTA_FLOWTABLE_TABLE], family,
genmask);
if (IS_ERR(table))
return PTR_ERR(table);
if (nla[NFTA_FLOWTABLE_HANDLE])
flowtable = nf_tables_flowtable_lookup_byhandle(table,
nla[NFTA_FLOWTABLE_HANDLE],
genmask);
flowtable = nft_flowtable_lookup_byhandle(table,
nla[NFTA_FLOWTABLE_HANDLE],
genmask);
else
flowtable = nf_tables_flowtable_lookup(table,
nla[NFTA_FLOWTABLE_NAME],
genmask);
flowtable = nft_flowtable_lookup(table,
nla[NFTA_FLOWTABLE_NAME],
genmask);
if (IS_ERR(flowtable))
return PTR_ERR(flowtable);
if (flowtable->use > 0)
@ -5407,13 +5358,13 @@ static int nf_tables_getflowtable(struct net *net, struct sock *nlsk,
if (!nla[NFTA_FLOWTABLE_NAME])
return -EINVAL;
table = nf_tables_table_lookup(net, nla[NFTA_FLOWTABLE_TABLE],
family, genmask);
table = nft_table_lookup(net, nla[NFTA_FLOWTABLE_TABLE], family,
genmask);
if (IS_ERR(table))
return PTR_ERR(table);
flowtable = nf_tables_flowtable_lookup(table, nla[NFTA_FLOWTABLE_NAME],
genmask);
flowtable = nft_flowtable_lookup(table, nla[NFTA_FLOWTABLE_NAME],
genmask);
if (IS_ERR(flowtable))
return PTR_ERR(flowtable);
@ -6382,8 +6333,8 @@ static int nft_verdict_init(const struct nft_ctx *ctx, struct nft_data *data,
case NFT_GOTO:
if (!tb[NFTA_VERDICT_CHAIN])
return -EINVAL;
chain = nf_tables_chain_lookup(ctx->table,
tb[NFTA_VERDICT_CHAIN], genmask);
chain = nft_chain_lookup(ctx->table, tb[NFTA_VERDICT_CHAIN],
genmask);
if (IS_ERR(chain))
return PTR_ERR(chain);
if (nft_is_base_chain(chain))

5
net/netfilter/nft_flow_offload.c
View File

@ -142,9 +142,8 @@ static int nft_flow_offload_init(const struct nft_ctx *ctx,
if (!tb[NFTA_FLOW_TABLE_NAME])
return -EINVAL;
flowtable = nf_tables_flowtable_lookup(ctx->table,
tb[NFTA_FLOW_TABLE_NAME],
genmask);
flowtable = nft_flowtable_lookup(ctx->table, tb[NFTA_FLOW_TABLE_NAME],
genmask);
if (IS_ERR(flowtable))
return PTR_ERR(flowtable);

4
net/netfilter/nft_objref.c
View File

@ -38,8 +38,8 @@ static int nft_objref_init(const struct nft_ctx *ctx,
return -EINVAL;
objtype = ntohl(nla_get_be32(tb[NFTA_OBJREF_IMM_TYPE]));
obj = nf_tables_obj_lookup(ctx->table, tb[NFTA_OBJREF_IMM_NAME], objtype,
genmask);
obj = nft_obj_lookup(ctx->table, tb[NFTA_OBJREF_IMM_NAME], objtype,
genmask);
if (IS_ERR(obj))
return -ENOENT;