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-rw-r--r--net/netfilter/nf_tables_api.c41
-rw-r--r--net/netfilter/nft_ct_fast.c14
-rw-r--r--net/netfilter/nft_dynset.c2
-rw-r--r--net/netfilter/nft_lookup.c2
-rw-r--r--net/netfilter/nft_objref.c2
5 files changed, 42 insertions, 19 deletions
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 09542951656c..59fb8320ab4d 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -2075,8 +2075,10 @@ static int nft_chain_parse_hook(struct net *net,
if (!basechain) {
if (!ha[NFTA_HOOK_HOOKNUM] ||
- !ha[NFTA_HOOK_PRIORITY])
- return -EINVAL;
+ !ha[NFTA_HOOK_PRIORITY]) {
+ NL_SET_BAD_ATTR(extack, nla[NFTA_CHAIN_NAME]);
+ return -ENOENT;
+ }
hook->num = ntohl(nla_get_be32(ha[NFTA_HOOK_HOOKNUM]));
hook->priority = ntohl(nla_get_be32(ha[NFTA_HOOK_PRIORITY]));
@@ -5125,12 +5127,24 @@ static void nf_tables_unbind_set(const struct nft_ctx *ctx, struct nft_set *set,
}
}
+void nf_tables_activate_set(const struct nft_ctx *ctx, struct nft_set *set)
+{
+ if (nft_set_is_anonymous(set))
+ nft_clear(ctx->net, set);
+
+ set->use++;
+}
+EXPORT_SYMBOL_GPL(nf_tables_activate_set);
+
void nf_tables_deactivate_set(const struct nft_ctx *ctx, struct nft_set *set,
struct nft_set_binding *binding,
enum nft_trans_phase phase)
{
switch (phase) {
case NFT_TRANS_PREPARE:
+ if (nft_set_is_anonymous(set))
+ nft_deactivate_next(ctx->net, set);
+
set->use--;
return;
case NFT_TRANS_ABORT:
@@ -7693,7 +7707,7 @@ static const struct nla_policy nft_flowtable_hook_policy[NFTA_FLOWTABLE_HOOK_MAX
};
static int nft_flowtable_parse_hook(const struct nft_ctx *ctx,
- const struct nlattr *attr,
+ const struct nlattr * const nla[],
struct nft_flowtable_hook *flowtable_hook,
struct nft_flowtable *flowtable,
struct netlink_ext_ack *extack, bool add)
@@ -7705,15 +7719,18 @@ static int nft_flowtable_parse_hook(const struct nft_ctx *ctx,
INIT_LIST_HEAD(&flowtable_hook->list);
- err = nla_parse_nested_deprecated(tb, NFTA_FLOWTABLE_HOOK_MAX, attr,
+ err = nla_parse_nested_deprecated(tb, NFTA_FLOWTABLE_HOOK_MAX,
+ nla[NFTA_FLOWTABLE_HOOK],
nft_flowtable_hook_policy, NULL);
if (err < 0)
return err;
if (add) {
if (!tb[NFTA_FLOWTABLE_HOOK_NUM] ||
- !tb[NFTA_FLOWTABLE_HOOK_PRIORITY])
- return -EINVAL;
+ !tb[NFTA_FLOWTABLE_HOOK_PRIORITY]) {
+ NL_SET_BAD_ATTR(extack, nla[NFTA_FLOWTABLE_NAME]);
+ return -ENOENT;
+ }
hooknum = ntohl(nla_get_be32(tb[NFTA_FLOWTABLE_HOOK_NUM]));
if (hooknum != NF_NETDEV_INGRESS)
@@ -7898,8 +7915,8 @@ static int nft_flowtable_update(struct nft_ctx *ctx, const struct nlmsghdr *nlh,
u32 flags;
int err;
- err = nft_flowtable_parse_hook(ctx, nla[NFTA_FLOWTABLE_HOOK],
- &flowtable_hook, flowtable, extack, false);
+ err = nft_flowtable_parse_hook(ctx, nla, &flowtable_hook, flowtable,
+ extack, false);
if (err < 0)
return err;
@@ -8044,8 +8061,8 @@ static int nf_tables_newflowtable(struct sk_buff *skb,
if (err < 0)
goto err3;
- err = nft_flowtable_parse_hook(&ctx, nla[NFTA_FLOWTABLE_HOOK],
- &flowtable_hook, flowtable, extack, true);
+ err = nft_flowtable_parse_hook(&ctx, nla, &flowtable_hook, flowtable,
+ extack, true);
if (err < 0)
goto err4;
@@ -8107,8 +8124,8 @@ static int nft_delflowtable_hook(struct nft_ctx *ctx,
struct nft_trans *trans;
int err;
- err = nft_flowtable_parse_hook(ctx, nla[NFTA_FLOWTABLE_HOOK],
- &flowtable_hook, flowtable, extack, false);
+ err = nft_flowtable_parse_hook(ctx, nla, &flowtable_hook, flowtable,
+ extack, false);
if (err < 0)
return err;
diff --git a/net/netfilter/nft_ct_fast.c b/net/netfilter/nft_ct_fast.c
index 89983b0613fa..e684c8a91848 100644
--- a/net/netfilter/nft_ct_fast.c
+++ b/net/netfilter/nft_ct_fast.c
@@ -15,10 +15,6 @@ void nft_ct_get_fast_eval(const struct nft_expr *expr,
unsigned int state;
ct = nf_ct_get(pkt->skb, &ctinfo);
- if (!ct) {
- regs->verdict.code = NFT_BREAK;
- return;
- }
switch (priv->key) {
case NFT_CT_STATE:
@@ -30,6 +26,16 @@ void nft_ct_get_fast_eval(const struct nft_expr *expr,
state = NF_CT_STATE_INVALID_BIT;
*dest = state;
return;
+ default:
+ break;
+ }
+
+ if (!ct) {
+ regs->verdict.code = NFT_BREAK;
+ return;
+ }
+
+ switch (priv->key) {
case NFT_CT_DIRECTION:
nft_reg_store8(dest, CTINFO2DIR(ctinfo));
return;
diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c
index 274579b1696e..bd19c7aec92e 100644
--- a/net/netfilter/nft_dynset.c
+++ b/net/netfilter/nft_dynset.c
@@ -342,7 +342,7 @@ static void nft_dynset_activate(const struct nft_ctx *ctx,
{
struct nft_dynset *priv = nft_expr_priv(expr);
- priv->set->use++;
+ nf_tables_activate_set(ctx, priv->set);
}
static void nft_dynset_destroy(const struct nft_ctx *ctx,
diff --git a/net/netfilter/nft_lookup.c b/net/netfilter/nft_lookup.c
index cecf8ab90e58..03ef4fdaa460 100644
--- a/net/netfilter/nft_lookup.c
+++ b/net/netfilter/nft_lookup.c
@@ -167,7 +167,7 @@ static void nft_lookup_activate(const struct nft_ctx *ctx,
{
struct nft_lookup *priv = nft_expr_priv(expr);
- priv->set->use++;
+ nf_tables_activate_set(ctx, priv->set);
}
static void nft_lookup_destroy(const struct nft_ctx *ctx,
diff --git a/net/netfilter/nft_objref.c b/net/netfilter/nft_objref.c
index cb37169608ba..a48dd5b5d45b 100644
--- a/net/netfilter/nft_objref.c
+++ b/net/netfilter/nft_objref.c
@@ -185,7 +185,7 @@ static void nft_objref_map_activate(const struct nft_ctx *ctx,
{
struct nft_objref_map *priv = nft_expr_priv(expr);
- priv->set->use++;
+ nf_tables_activate_set(ctx, priv->set);
}
static void nft_objref_map_destroy(const struct nft_ctx *ctx,
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-12 17:17:18 +0000