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netfilter: nf_tables_offload: add nft_flow_block_offload_init()

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This patch adds the nft_flow_block_offload_init() helper function to
initialize the flow_block_offload object.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Pablo Neira Ayuso 2019-10-24 10:00:51 +02:00
parent 6df5490fbb
commit 75ceaf862d
1 changed files with 21 additions and 21 deletions
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42
net/netfilter/nf_tables_offload.c
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@ -246,20 +246,30 @@ static int nft_block_setup(struct nft_base_chain *basechain,
return err; return err;
} }
static void nft_flow_block_offload_init(struct flow_block_offload *bo,
struct net *net,
enum flow_block_command cmd,
struct nft_base_chain *basechain,
struct netlink_ext_ack *extack)
{
memset(bo, 0, sizeof(*bo));
bo->net = net;
bo->block = &basechain->flow_block;
bo->command = cmd;
bo->binder_type = FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS;
bo->extack = extack;
INIT_LIST_HEAD(&bo->cb_list);
}
static int nft_block_offload_cmd(struct nft_base_chain *chain, static int nft_block_offload_cmd(struct nft_base_chain *chain,
struct net_device *dev, struct net_device *dev,
enum flow_block_command cmd) enum flow_block_command cmd)
{ {
struct netlink_ext_ack extack = {}; struct netlink_ext_ack extack = {};
struct flow_block_offload bo = {}; struct flow_block_offload bo;
int err; int err;
bo.net = dev_net(dev); nft_flow_block_offload_init(&bo, dev_net(dev), cmd, chain, &extack);
bo.block = &chain->flow_block;
bo.command = cmd;
bo.binder_type = FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS;
bo.extack = &extack;
INIT_LIST_HEAD(&bo.cb_list);
err = dev->netdev_ops->ndo_setup_tc(dev, TC_SETUP_BLOCK, &bo); err = dev->netdev_ops->ndo_setup_tc(dev, TC_SETUP_BLOCK, &bo);
if (err < 0) if (err < 0)
@ -275,17 +285,12 @@ static void nft_indr_block_ing_cmd(struct net_device *dev,
enum flow_block_command cmd) enum flow_block_command cmd)
{ {
struct netlink_ext_ack extack = {}; struct netlink_ext_ack extack = {};
struct flow_block_offload bo = {}; struct flow_block_offload bo;
if (!chain) if (!chain)
return; return;
bo.net = dev_net(dev); nft_flow_block_offload_init(&bo, dev_net(dev), cmd, chain, &extack);
bo.block = &chain->flow_block;
bo.command = cmd;
bo.binder_type = FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS;
bo.extack = &extack;
INIT_LIST_HEAD(&bo.cb_list);
cb(dev, cb_priv, TC_SETUP_BLOCK, &bo); cb(dev, cb_priv, TC_SETUP_BLOCK, &bo);
@ -296,15 +301,10 @@ static int nft_indr_block_offload_cmd(struct nft_base_chain *chain,
struct net_device *dev, struct net_device *dev,
enum flow_block_command cmd) enum flow_block_command cmd)
{ {
struct flow_block_offload bo = {};
struct netlink_ext_ack extack = {}; struct netlink_ext_ack extack = {};
struct flow_block_offload bo;
bo.net = dev_net(dev); nft_flow_block_offload_init(&bo, dev_net(dev), cmd, chain, &extack);
bo.block = &chain->flow_block;
bo.command = cmd;
bo.binder_type = FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS;
bo.extack = &extack;
INIT_LIST_HEAD(&bo.cb_list);
flow_indr_block_call(dev, &bo, cmd); flow_indr_block_call(dev, &bo, cmd);