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path: root/net/netfilter/nf_tables_api.c
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Diffstat (limited to 'net/netfilter/nf_tables_api.c')
-rw-r--r--net/netfilter/nf_tables_api.c41
1 files changed, 14 insertions, 27 deletions
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 7647ecfa0d40..88325b264737 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -188,24 +188,6 @@ static void nft_netdev_unregister_hooks(struct net *net,
nf_unregister_net_hook(net, &hook->ops);
}
-static int nft_register_basechain_hooks(struct net *net, int family,
- struct nft_base_chain *basechain)
-{
- if (family == NFPROTO_NETDEV)
- return nft_netdev_register_hooks(net, &basechain->hook_list);
-
- return nf_register_net_hook(net, &basechain->ops);
-}
-
-static void nft_unregister_basechain_hooks(struct net *net, int family,
- struct nft_base_chain *basechain)
-{
- if (family == NFPROTO_NETDEV)
- nft_netdev_unregister_hooks(net, &basechain->hook_list);
- else
- nf_unregister_net_hook(net, &basechain->ops);
-}
-
static int nf_tables_register_hook(struct net *net,
const struct nft_table *table,
struct nft_chain *chain)
@@ -223,7 +205,10 @@ static int nf_tables_register_hook(struct net *net,
if (basechain->type->ops_register)
return basechain->type->ops_register(net, ops);
- return nft_register_basechain_hooks(net, table->family, basechain);
+ if (table->family == NFPROTO_NETDEV)
+ return nft_netdev_register_hooks(net, &basechain->hook_list);
+
+ return nf_register_net_hook(net, &basechain->ops);
}
static void nf_tables_unregister_hook(struct net *net,
@@ -242,7 +227,10 @@ static void nf_tables_unregister_hook(struct net *net,
if (basechain->type->ops_unregister)
return basechain->type->ops_unregister(net, ops);
- nft_unregister_basechain_hooks(net, table->family, basechain);
+ if (table->family == NFPROTO_NETDEV)
+ nft_netdev_unregister_hooks(net, &basechain->hook_list);
+ else
+ nf_unregister_net_hook(net, &basechain->ops);
}
static int nft_trans_table_add(struct nft_ctx *ctx, int msg_type)
@@ -832,8 +820,7 @@ static void nft_table_disable(struct net *net, struct nft_table *table, u32 cnt)
if (cnt && i++ == cnt)
break;
- nft_unregister_basechain_hooks(net, table->family,
- nft_base_chain(chain));
+ nf_tables_unregister_hook(net, table, chain);
}
}
@@ -848,8 +835,7 @@ static int nf_tables_table_enable(struct net *net, struct nft_table *table)
if (!nft_is_base_chain(chain))
continue;
- err = nft_register_basechain_hooks(net, table->family,
- nft_base_chain(chain));
+ err = nf_tables_register_hook(net, table, chain);
if (err < 0)
goto err_register_hooks;
@@ -894,11 +880,12 @@ static int nf_tables_updtable(struct nft_ctx *ctx)
nft_trans_table_enable(trans) = false;
} else if (!(flags & NFT_TABLE_F_DORMANT) &&
ctx->table->flags & NFT_TABLE_F_DORMANT) {
+ ctx->table->flags &= ~NFT_TABLE_F_DORMANT;
ret = nf_tables_table_enable(ctx->net, ctx->table);
- if (ret >= 0) {
- ctx->table->flags &= ~NFT_TABLE_F_DORMANT;
+ if (ret >= 0)
nft_trans_table_enable(trans) = true;
- }
+ else
+ ctx->table->flags |= NFT_TABLE_F_DORMANT;
}
if (ret < 0)
goto err;