int tcf_action_dump_1(struct sk_buff *skb, struct tc_action *a, int bind, int ref) { int err = -EINVAL; unsigned char *b = skb_tail_pointer(skb); struct nlattr *nest; if (a->ops == NULL || a->ops->dump == NULL) return err; if (nla_put_string(skb, TCA_KIND, a->ops->kind)) goto nla_put_failure; if (tcf_action_copy_stats(skb, a, 0)) goto nla_put_failure; nest = nla_nest_start(skb, TCA_OPTIONS); if (nest == NULL) goto nla_put_failure; err = tcf_action_dump_old(skb, a, bind, ref); if (err > 0) { nla_nest_end(skb, nest); return err; } nla_put_failure: nlmsg_trim(skb, b); return -1; }
int tcf_action_dump_1(struct sk_buff *skb, struct tc_action *a, int bind, int ref) { int err = -EINVAL; unsigned char *b = skb->tail; struct rtattr *r; if (a->ops == NULL || a->ops->dump == NULL) return err; RTA_PUT(skb, TCA_KIND, IFNAMSIZ, a->ops->kind); if (tcf_action_copy_stats(skb, a, 0)) goto rtattr_failure; r = (struct rtattr*) skb->tail; RTA_PUT(skb, TCA_OPTIONS, 0, NULL); if ((err = tcf_action_dump_old(skb, a, bind, ref)) > 0) { r->rta_len = skb->tail - (u8*)r; return err; } rtattr_failure: skb_trim(skb, b - skb->data); return -1; }