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Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nf_tables_api.c50
1 files changed, 28 insertions, 22 deletions
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index a623d31b6518..7b77ff5985f6 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -7607,6 +7607,16 @@ nla_put_failure:
return -1;
}
+static void audit_log_obj_reset(const struct nft_table *table,
+ unsigned int base_seq, unsigned int nentries)
+{
+ char *buf = kasprintf(GFP_ATOMIC, "%s:%u", table->name, base_seq);
+
+ audit_log_nfcfg(buf, table->family, nentries,
+ AUDIT_NFT_OP_OBJ_RESET, GFP_ATOMIC);
+ kfree(buf);
+}
+
struct nft_obj_filter {
char *table;
u32 type;
@@ -7621,8 +7631,10 @@ static int nf_tables_dump_obj(struct sk_buff *skb, struct netlink_callback *cb)
struct net *net = sock_net(skb->sk);
int family = nfmsg->nfgen_family;
struct nftables_pernet *nft_net;
+ unsigned int entries = 0;
struct nft_object *obj;
bool reset = false;
+ int rc = 0;
if (NFNL_MSG_TYPE(cb->nlh->nlmsg_type) == NFT_MSG_GETOBJ_RESET)
reset = true;
@@ -7635,6 +7647,7 @@ static int nf_tables_dump_obj(struct sk_buff *skb, struct netlink_callback *cb)
if (family != NFPROTO_UNSPEC && family != table->family)
continue;
+ entries = 0;
list_for_each_entry_rcu(obj, &table->objects, list) {
if (!nft_is_active(net, obj))
goto cont;
@@ -7650,34 +7663,27 @@ static int nf_tables_dump_obj(struct sk_buff *skb, struct netlink_callback *cb)
filter->type != NFT_OBJECT_UNSPEC &&
obj->ops->type->type != filter->type)
goto cont;
- if (reset) {
- char *buf = kasprintf(GFP_ATOMIC,
- "%s:%u",
- table->name,
- nft_net->base_seq);
-
- audit_log_nfcfg(buf,
- family,
- obj->handle,
- AUDIT_NFT_OP_OBJ_RESET,
- GFP_ATOMIC);
- kfree(buf);
- }
- if (nf_tables_fill_obj_info(skb, net, NETLINK_CB(cb->skb).portid,
- cb->nlh->nlmsg_seq,
- NFT_MSG_NEWOBJ,
- NLM_F_MULTI | NLM_F_APPEND,
- table->family, table,
- obj, reset) < 0)
- goto done;
+ rc = nf_tables_fill_obj_info(skb, net,
+ NETLINK_CB(cb->skb).portid,
+ cb->nlh->nlmsg_seq,
+ NFT_MSG_NEWOBJ,
+ NLM_F_MULTI | NLM_F_APPEND,
+ table->family, table,
+ obj, reset);
+ if (rc < 0)
+ break;
+ entries++;
nl_dump_check_consistent(cb, nlmsg_hdr(skb));
cont:
idx++;
}
+ if (reset && entries)
+ audit_log_obj_reset(table, nft_net->base_seq, entries);
+ if (rc < 0)
+ break;
}
-done:
rcu_read_unlock();
cb->args[0] = idx;
@@ -7782,7 +7788,7 @@ static int nf_tables_getobj(struct sk_buff *skb, const struct nfnl_info *info,
audit_log_nfcfg(buf,
family,
- obj->handle,
+ 1,
AUDIT_NFT_OP_OBJ_RESET,
GFP_ATOMIC);
kfree(buf);