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Diffstat (limited to 'net/sched/cls_api.c')
-rw-r--r--net/sched/cls_api.c65
1 files changed, 35 insertions, 30 deletions
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 9eeb3c6c82f..87be2b2fc29 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -38,14 +38,14 @@ static DEFINE_RWLOCK(cls_mod_lock);
/* Find classifier type by string name */
-static struct tcf_proto_ops *tcf_proto_lookup_ops(struct rtattr *kind)
+static struct tcf_proto_ops *tcf_proto_lookup_ops(struct nlattr *kind)
{
struct tcf_proto_ops *t = NULL;
if (kind) {
read_lock(&cls_mod_lock);
for (t = tcf_proto_base; t; t = t->next) {
- if (rtattr_strcmp(kind, t->kind) == 0) {
+ if (nla_strcmp(kind, t->kind) == 0) {
if (!try_module_get(t->owner))
t = NULL;
break;
@@ -118,7 +118,7 @@ static inline u32 tcf_auto_prio(struct tcf_proto *tp)
static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n, void *arg)
{
struct net *net = skb->sk->sk_net;
- struct rtattr **tca;
+ struct nlattr *tca[TCA_MAX + 1];
struct tcmsg *t;
u32 protocol;
u32 prio;
@@ -138,7 +138,6 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n, void *arg)
return -EINVAL;
replay:
- tca = arg;
t = NLMSG_DATA(n);
protocol = TC_H_MIN(t->tcm_info);
prio = TC_H_MAJ(t->tcm_info);
@@ -160,6 +159,10 @@ replay:
if (dev == NULL)
return -ENODEV;
+ err = nlmsg_parse(n, sizeof(*t), tca, TCA_MAX, NULL);
+ if (err < 0)
+ return err;
+
/* Find qdisc */
if (!parent) {
q = dev->qdisc_sleeping;
@@ -202,7 +205,7 @@ replay:
if (tp == NULL) {
/* Proto-tcf does not exist, create new one */
- if (tca[TCA_KIND-1] == NULL || !protocol)
+ if (tca[TCA_KIND] == NULL || !protocol)
goto errout;
err = -ENOENT;
@@ -217,14 +220,14 @@ replay:
if (tp == NULL)
goto errout;
err = -EINVAL;
- tp_ops = tcf_proto_lookup_ops(tca[TCA_KIND-1]);
+ tp_ops = tcf_proto_lookup_ops(tca[TCA_KIND]);
if (tp_ops == NULL) {
#ifdef CONFIG_KMOD
- struct rtattr *kind = tca[TCA_KIND-1];
+ struct nlattr *kind = tca[TCA_KIND];
char name[IFNAMSIZ];
if (kind != NULL &&
- rtattr_strlcpy(name, kind, IFNAMSIZ) < IFNAMSIZ) {
+ nla_strlcpy(name, kind, IFNAMSIZ) < IFNAMSIZ) {
rtnl_unlock();
request_module("cls_%s", name);
rtnl_lock();
@@ -263,7 +266,7 @@ replay:
*back = tp;
qdisc_unlock_tree(dev);
- } else if (tca[TCA_KIND-1] && rtattr_strcmp(tca[TCA_KIND-1], tp->ops->kind))
+ } else if (tca[TCA_KIND] && nla_strcmp(tca[TCA_KIND], tp->ops->kind))
goto errout;
fh = tp->ops->get(tp, t->tcm_handle);
@@ -333,18 +336,18 @@ static int tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp,
tcm->tcm_ifindex = tp->q->dev->ifindex;
tcm->tcm_parent = tp->classid;
tcm->tcm_info = TC_H_MAKE(tp->prio, tp->protocol);
- RTA_PUT(skb, TCA_KIND, IFNAMSIZ, tp->ops->kind);
+ NLA_PUT(skb, TCA_KIND, IFNAMSIZ, tp->ops->kind);
tcm->tcm_handle = fh;
if (RTM_DELTFILTER != event) {
tcm->tcm_handle = 0;
if (tp->ops->dump && tp->ops->dump(tp, fh, skb, tcm) < 0)
- goto rtattr_failure;
+ goto nla_put_failure;
}
nlh->nlmsg_len = skb_tail_pointer(skb) - b;
return skb->len;
nlmsg_failure:
-rtattr_failure:
+nla_put_failure:
nlmsg_trim(skb, b);
return -1;
}
@@ -476,8 +479,8 @@ void tcf_exts_destroy(struct tcf_proto *tp, struct tcf_exts *exts)
}
EXPORT_SYMBOL(tcf_exts_destroy);
-int tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb,
- struct rtattr *rate_tlv, struct tcf_exts *exts,
+int tcf_exts_validate(struct tcf_proto *tp, struct nlattr **tb,
+ struct nlattr *rate_tlv, struct tcf_exts *exts,
struct tcf_ext_map *map)
{
memset(exts, 0, sizeof(*exts));
@@ -487,8 +490,9 @@ int tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb,
int err;
struct tc_action *act;
- if (map->police && tb[map->police-1]) {
- act = tcf_action_init_1(tb[map->police-1], rate_tlv,
+ if (map->police && tb[map->police]) {
+ act = tcf_action_init_1((struct rtattr *)tb[map->police],
+ (struct rtattr *)rate_tlv,
"police", TCA_ACT_NOREPLACE,
TCA_ACT_BIND, &err);
if (act == NULL)
@@ -496,8 +500,9 @@ int tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb,
act->type = TCA_OLD_COMPAT;
exts->action = act;
- } else if (map->action && tb[map->action-1]) {
- act = tcf_action_init(tb[map->action-1], rate_tlv, NULL,
+ } else if (map->action && tb[map->action]) {
+ act = tcf_action_init((struct rtattr *)tb[map->action],
+ (struct rtattr *)rate_tlv, NULL,
TCA_ACT_NOREPLACE, TCA_ACT_BIND, &err);
if (act == NULL)
return err;
@@ -506,8 +511,8 @@ int tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb,
}
}
#else
- if ((map->action && tb[map->action-1]) ||
- (map->police && tb[map->police-1]))
+ if ((map->action && tb[map->action]) ||
+ (map->police && tb[map->police]))
return -EOPNOTSUPP;
#endif
@@ -541,23 +546,23 @@ int tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts,
* to work with both old and new modes of entering
* tc data even if iproute2 was newer - jhs
*/
- struct rtattr *p_rta = (struct rtattr *)skb_tail_pointer(skb);
+ struct nlattr *p_rta = (struct nlattr *)skb_tail_pointer(skb);
if (exts->action->type != TCA_OLD_COMPAT) {
- RTA_PUT(skb, map->action, 0, NULL);
+ NLA_PUT(skb, map->action, 0, NULL);
if (tcf_action_dump(skb, exts->action, 0, 0) < 0)
- goto rtattr_failure;
- p_rta->rta_len = skb_tail_pointer(skb) - (u8 *)p_rta;
+ goto nla_put_failure;
+ p_rta->nla_len = skb_tail_pointer(skb) - (u8 *)p_rta;
} else if (map->police) {
- RTA_PUT(skb, map->police, 0, NULL);
+ NLA_PUT(skb, map->police, 0, NULL);
if (tcf_action_dump_old(skb, exts->action, 0, 0) < 0)
- goto rtattr_failure;
- p_rta->rta_len = skb_tail_pointer(skb) - (u8 *)p_rta;
+ goto nla_put_failure;
+ p_rta->nla_len = skb_tail_pointer(skb) - (u8 *)p_rta;
}
}
#endif
return 0;
-rtattr_failure: __attribute__ ((unused))
+nla_put_failure: __attribute__ ((unused))
return -1;
}
EXPORT_SYMBOL(tcf_exts_dump);
@@ -569,10 +574,10 @@ int tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts,
#ifdef CONFIG_NET_CLS_ACT
if (exts->action)
if (tcf_action_copy_stats(skb, exts->action, 1) < 0)
- goto rtattr_failure;
+ goto nla_put_failure;
#endif
return 0;
-rtattr_failure: __attribute__ ((unused))
+nla_put_failure: __attribute__ ((unused))
return -1;
}
EXPORT_SYMBOL(tcf_exts_dump_stats);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-11 23:59:45 +0000