diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index cd1be1f25c36..eac43e8ca96d 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -233,7 +233,8 @@ struct tcf_proto_ops { const struct tcf_proto *, struct tcf_result *); int (*init)(struct tcf_proto*); - void (*destroy)(struct tcf_proto*); + void (*destroy)(struct tcf_proto *tp, + struct netlink_ext_ack *extack); void* (*get)(struct tcf_proto*, u32 handle); int (*change)(struct net *net, struct sk_buff *, diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index f5d293416f46..bcb4ccb5f894 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -172,9 +172,10 @@ static struct tcf_proto *tcf_proto_create(const char *kind, u32 protocol, return ERR_PTR(err); } -static void tcf_proto_destroy(struct tcf_proto *tp) +static void tcf_proto_destroy(struct tcf_proto *tp, + struct netlink_ext_ack *extack) { - tp->ops->destroy(tp); + tp->ops->destroy(tp, extack); module_put(tp->ops->owner); kfree_rcu(tp, rcu); } @@ -223,7 +224,7 @@ static void tcf_chain_flush(struct tcf_chain *chain) tcf_chain_head_change(chain, NULL); while (tp) { RCU_INIT_POINTER(chain->filter_chain, tp->next); - tcf_proto_destroy(tp); + tcf_proto_destroy(tp, NULL); tp = rtnl_dereference(chain->filter_chain); tcf_chain_put(chain); } @@ -1182,7 +1183,7 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n, tcf_chain_tp_remove(chain, &chain_info, tp); tfilter_notify(net, skb, n, tp, block, q, parent, fh, RTM_DELTFILTER, false); - tcf_proto_destroy(tp); + tcf_proto_destroy(tp, extack); err = 0; goto errout; } @@ -1200,7 +1201,7 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n, case RTM_NEWTFILTER: if (n->nlmsg_flags & NLM_F_EXCL) { if (tp_created) - tcf_proto_destroy(tp); + tcf_proto_destroy(tp, NULL); NL_SET_ERR_MSG(extack, "Filter already exists"); err = -EEXIST; goto errout; @@ -1214,7 +1215,7 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n, goto errout; if (last) { tcf_chain_tp_remove(chain, &chain_info, tp); - tcf_proto_destroy(tp); + tcf_proto_destroy(tp, extack); } goto errout; case RTM_GETTFILTER: @@ -1240,7 +1241,7 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n, RTM_NEWTFILTER, false); } else { if (tp_created) - tcf_proto_destroy(tp); + tcf_proto_destroy(tp, NULL); } errout: diff --git a/net/sched/cls_basic.c b/net/sched/cls_basic.c index 6088be65d167..d333f5c5101d 100644 --- a/net/sched/cls_basic.c +++ b/net/sched/cls_basic.c @@ -112,7 +112,7 @@ static void basic_delete_filter(struct rcu_head *head) tcf_queue_work(&f->work); } -static void basic_destroy(struct tcf_proto *tp) +static void basic_destroy(struct tcf_proto *tp, struct netlink_ext_ack *extack) { struct basic_head *head = rtnl_dereference(tp->root); struct basic_filter *f, *n; diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c index c11e0fe23a17..a562b9a39e71 100644 --- a/net/sched/cls_bpf.c +++ b/net/sched/cls_bpf.c @@ -314,7 +314,8 @@ static int cls_bpf_delete(struct tcf_proto *tp, void *arg, bool *last, return 0; } -static void cls_bpf_destroy(struct tcf_proto *tp) +static void cls_bpf_destroy(struct tcf_proto *tp, + struct netlink_ext_ack *extack) { struct cls_bpf_head *head = rtnl_dereference(tp->root); struct cls_bpf_prog *prog, *tmp; diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c index 1b54fbfca414..762da5c0cf5e 100644 --- a/net/sched/cls_cgroup.c +++ b/net/sched/cls_cgroup.c @@ -143,7 +143,8 @@ static int cls_cgroup_change(struct net *net, struct sk_buff *in_skb, return err; } -static void cls_cgroup_destroy(struct tcf_proto *tp) +static void cls_cgroup_destroy(struct tcf_proto *tp, + struct netlink_ext_ack *extack) { struct cls_cgroup_head *head = rtnl_dereference(tp->root); diff --git a/net/sched/cls_flow.c b/net/sched/cls_flow.c index 64c24b488058..cd5fe383afdd 100644 --- a/net/sched/cls_flow.c +++ b/net/sched/cls_flow.c @@ -600,7 +600,7 @@ static int flow_init(struct tcf_proto *tp) return 0; } -static void flow_destroy(struct tcf_proto *tp) +static void flow_destroy(struct tcf_proto *tp, struct netlink_ext_ack *extack) { struct flow_head *head = rtnl_dereference(tp->root); struct flow_filter *f, *next; diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index 727c10378f37..213be0e6f1d1 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -315,7 +315,7 @@ static void fl_destroy_rcu(struct rcu_head *rcu) schedule_work(&head->work); } -static void fl_destroy(struct tcf_proto *tp) +static void fl_destroy(struct tcf_proto *tp, struct netlink_ext_ack *extack) { struct cls_fl_head *head = rtnl_dereference(tp->root); struct cls_fl_filter *f, *next; diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c index 94d159a8869a..8b207723fbc2 100644 --- a/net/sched/cls_fw.c +++ b/net/sched/cls_fw.c @@ -149,7 +149,7 @@ static void fw_delete_filter(struct rcu_head *head) tcf_queue_work(&f->work); } -static void fw_destroy(struct tcf_proto *tp) +static void fw_destroy(struct tcf_proto *tp, struct netlink_ext_ack *extack) { struct fw_head *head = rtnl_dereference(tp->root); struct fw_filter *f; diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c index d990d2a52c6d..2de2338f4030 100644 --- a/net/sched/cls_matchall.c +++ b/net/sched/cls_matchall.c @@ -114,7 +114,7 @@ static int mall_replace_hw_filter(struct tcf_proto *tp, return 0; } -static void mall_destroy(struct tcf_proto *tp) +static void mall_destroy(struct tcf_proto *tp, struct netlink_ext_ack *extack) { struct cls_mall_head *head = rtnl_dereference(tp->root); diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c index 55467c30d524..21a03a8ee029 100644 --- a/net/sched/cls_route.c +++ b/net/sched/cls_route.c @@ -281,7 +281,7 @@ static void route4_delete_filter(struct rcu_head *head) tcf_queue_work(&f->work); } -static void route4_destroy(struct tcf_proto *tp) +static void route4_destroy(struct tcf_proto *tp, struct netlink_ext_ack *extack) { struct route4_head *head = rtnl_dereference(tp->root); int h1, h2; diff --git a/net/sched/cls_rsvp.h b/net/sched/cls_rsvp.h index 5cc0df690cff..4f1297657c27 100644 --- a/net/sched/cls_rsvp.h +++ b/net/sched/cls_rsvp.h @@ -322,7 +322,7 @@ static void rsvp_delete_filter(struct tcf_proto *tp, struct rsvp_filter *f) __rsvp_delete_filter(f); } -static void rsvp_destroy(struct tcf_proto *tp) +static void rsvp_destroy(struct tcf_proto *tp, struct netlink_ext_ack *extack) { struct rsvp_head *data = rtnl_dereference(tp->root); int h1, h2; diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c index 01a163e0b6aa..b49cc990a000 100644 --- a/net/sched/cls_tcindex.c +++ b/net/sched/cls_tcindex.c @@ -581,7 +581,8 @@ static void tcindex_walk(struct tcf_proto *tp, struct tcf_walker *walker) } } -static void tcindex_destroy(struct tcf_proto *tp) +static void tcindex_destroy(struct tcf_proto *tp, + struct netlink_ext_ack *extack) { struct tcindex_data *p = rtnl_dereference(tp->root); struct tcf_walker walker; diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c index 7030240f8826..98cabe835fd8 100644 --- a/net/sched/cls_u32.c +++ b/net/sched/cls_u32.c @@ -638,7 +638,7 @@ static bool ht_empty(struct tc_u_hnode *ht) return true; } -static void u32_destroy(struct tcf_proto *tp) +static void u32_destroy(struct tcf_proto *tp, struct netlink_ext_ack *extack) { struct tc_u_common *tp_c = tp->data; struct tc_u_hnode *root_ht = rtnl_dereference(tp->root);