From 242453c227d14751fed0a8809a58f1bf3c7d837a Mon Sep 17 00:00:00 2001 From: wenxu Date: Wed, 7 Aug 2019 09:13:49 +0800 Subject: [PATCH] cls_api: modify the tc_indr_block_ing_cmd parameters. This patch make tc_indr_block_ing_cmd can't access struct tc_indr_block_dev and tc_indr_block_cb. Signed-off-by: wenxu Acked-by: Jakub Kicinski Signed-off-by: David S. Miller --- net/sched/cls_api.c | 26 +++++++++++++++----------- 1 file changed, 15 insertions(+), 11 deletions(-) diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index 9d85d32..1dd210d 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -677,26 +677,28 @@ static void tc_indr_block_cb_del(struct tc_indr_block_cb *indr_block_cb) static int tcf_block_setup(struct tcf_block *block, struct flow_block_offload *bo); -static void tc_indr_block_ing_cmd(struct tc_indr_block_dev *indr_dev, - struct tc_indr_block_cb *indr_block_cb, +static void tc_indr_block_ing_cmd(struct net_device *dev, + struct tcf_block *block, + tc_indr_block_bind_cb_t *cb, + void *cb_priv, enum flow_block_command command) { struct flow_block_offload bo = { .command = command, .binder_type = FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS, - .net = dev_net(indr_dev->dev), - .block_shared = tcf_block_non_null_shared(indr_dev->block), + .net = dev_net(dev), + .block_shared = tcf_block_non_null_shared(block), }; INIT_LIST_HEAD(&bo.cb_list); - if (!indr_dev->block) + if (!block) return; - bo.block = &indr_dev->block->flow_block; + bo.block = &block->flow_block; - indr_block_cb->cb(indr_dev->dev, indr_block_cb->cb_priv, TC_SETUP_BLOCK, - &bo); - tcf_block_setup(indr_dev->block, &bo); + cb(dev, cb_priv, TC_SETUP_BLOCK, &bo); + + tcf_block_setup(block, &bo); } int __tc_indr_block_cb_register(struct net_device *dev, void *cb_priv, @@ -715,7 +717,8 @@ int __tc_indr_block_cb_register(struct net_device *dev, void *cb_priv, if (err) goto err_dev_put; - tc_indr_block_ing_cmd(indr_dev, indr_block_cb, FLOW_BLOCK_BIND); + tc_indr_block_ing_cmd(dev, indr_dev->block, cb, cb_priv, + FLOW_BLOCK_BIND); return 0; err_dev_put: @@ -752,7 +755,8 @@ void __tc_indr_block_cb_unregister(struct net_device *dev, return; /* Send unbind message if required to free any block cbs. */ - tc_indr_block_ing_cmd(indr_dev, indr_block_cb, FLOW_BLOCK_UNBIND); + tc_indr_block_ing_cmd(dev, indr_dev->block, cb, indr_block_cb->cb_priv, + FLOW_BLOCK_UNBIND); tc_indr_block_cb_del(indr_block_cb); tc_indr_block_dev_put(indr_dev); } -- 2.7.4