X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=net%2Fsched%2Fact_pedit.c;h=3cc4cb9e500ec972e0d451d046f0824da470a311;hb=038200cfdc6467fa8100c5b9c3b81730f0158370;hp=d654cea1a46ce17ca4b109e07f6e471076619482;hpb=27a884dc3cb63b93c2b3b643f5b31eed5f8a4d26;p=linux-2.6-omap-h63xx.git diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c index d654cea1a46..3cc4cb9e500 100644 --- a/net/sched/act_pedit.c +++ b/net/sched/act_pedit.c @@ -9,25 +9,15 @@ * Authors: Jamal Hadi Salim (2002-4) */ -#include -#include -#include #include #include #include -#include -#include -#include -#include #include -#include -#include #include #include #include #include -#include -#include +#include #include #include #include @@ -43,26 +33,33 @@ static struct tcf_hashinfo pedit_hash_info = { .lock = &pedit_lock, }; -static int tcf_pedit_init(struct rtattr *rta, struct rtattr *est, +static const struct nla_policy pedit_policy[TCA_PEDIT_MAX + 1] = { + [TCA_PEDIT_PARMS] = { .len = sizeof(struct tcf_pedit) }, +}; + +static int tcf_pedit_init(struct nlattr *nla, struct nlattr *est, struct tc_action *a, int ovr, int bind) { - struct rtattr *tb[TCA_PEDIT_MAX]; + struct nlattr *tb[TCA_PEDIT_MAX + 1]; struct tc_pedit *parm; - int ret = 0; + int ret = 0, err; struct tcf_pedit *p; struct tcf_common *pc; struct tc_pedit_key *keys = NULL; int ksize; - if (rta == NULL || rtattr_parse_nested(tb, TCA_PEDIT_MAX, rta) < 0) + if (nla == NULL) return -EINVAL; - if (tb[TCA_PEDIT_PARMS - 1] == NULL || - RTA_PAYLOAD(tb[TCA_PEDIT_PARMS-1]) < sizeof(*parm)) + err = nla_parse_nested(tb, TCA_PEDIT_MAX, nla, pedit_policy); + if (err < 0) + return err; + + if (tb[TCA_PEDIT_PARMS] == NULL) return -EINVAL; - parm = RTA_DATA(tb[TCA_PEDIT_PARMS-1]); + parm = nla_data(tb[TCA_PEDIT_PARMS]); ksize = parm->nkeys * sizeof(struct tc_pedit_key); - if (RTA_PAYLOAD(tb[TCA_PEDIT_PARMS-1]) < sizeof(*parm) + ksize) + if (nla_len(tb[TCA_PEDIT_PARMS]) < sizeof(*parm) + ksize) return -EINVAL; pc = tcf_hash_check(parm->index, a, bind, &pedit_hash_info); @@ -163,8 +160,7 @@ static int tcf_pedit(struct sk_buff *skb, struct tc_action *a, printk("offset must be on 32 bit boundaries\n"); goto bad; } - if (skb->len < 0 || - (offset > 0 && offset > skb->len)) { + if (offset > 0 && offset > skb->len) { printk("offset %d cant exceed pkt length %d\n", offset, skb->len); goto bad; @@ -217,16 +213,16 @@ static int tcf_pedit_dump(struct sk_buff *skb, struct tc_action *a, opt->refcnt = p->tcf_refcnt - ref; opt->bindcnt = p->tcf_bindcnt - bind; - RTA_PUT(skb, TCA_PEDIT_PARMS, s, opt); + NLA_PUT(skb, TCA_PEDIT_PARMS, s, opt); t.install = jiffies_to_clock_t(jiffies - p->tcf_tm.install); t.lastuse = jiffies_to_clock_t(jiffies - p->tcf_tm.lastuse); t.expires = jiffies_to_clock_t(p->tcf_tm.expires); - RTA_PUT(skb, TCA_PEDIT_TM, sizeof(t), &t); + NLA_PUT(skb, TCA_PEDIT_TM, sizeof(t), &t); kfree(opt); return skb->len; -rtattr_failure: - skb_trim(skb, b - skb->data); +nla_put_failure: + nlmsg_trim(skb, b); kfree(opt); return -1; }