diff options
Diffstat (limited to 'net/sched/cls_rsvp.h')
| -rw-r--r-- | net/sched/cls_rsvp.h | 26 |
1 files changed, 11 insertions, 15 deletions
diff --git a/net/sched/cls_rsvp.h b/net/sched/cls_rsvp.h index 61286a0f7a3..7034ea4530e 100644 --- a/net/sched/cls_rsvp.h +++ b/net/sched/cls_rsvp.h @@ -397,6 +397,15 @@ static u32 gen_tunnel(struct rsvp_head *data) return 0; } +static const struct nla_policy rsvp_policy[TCA_RSVP_MAX + 1] = { + [TCA_RSVP_CLASSID] = { .type = NLA_U32 }, + [TCA_RSVP_DST] = { .type = NLA_BINARY, + .len = RSVP_DST_LEN * sizeof(u32) }, + [TCA_RSVP_SRC] = { .type = NLA_BINARY, + .len = RSVP_DST_LEN * sizeof(u32) }, + [TCA_RSVP_PINFO] = { .len = sizeof(struct tc_rsvp_pinfo) }, +}; + static int rsvp_change(struct tcf_proto *tp, unsigned long base, u32 handle, struct nlattr **tca, @@ -416,7 +425,7 @@ static int rsvp_change(struct tcf_proto *tp, unsigned long base, if (opt == NULL) return handle ? -EINVAL : 0; - err = nla_parse_nested(tb, TCA_RSVP_MAX, opt, NULL); + err = nla_parse_nested(tb, TCA_RSVP_MAX, opt, rsvp_policy); if (err < 0) return err; @@ -452,30 +461,17 @@ static int rsvp_change(struct tcf_proto *tp, unsigned long base, h2 = 16; if (tb[TCA_RSVP_SRC-1]) { - err = -EINVAL; - if (nla_len(tb[TCA_RSVP_SRC-1]) != sizeof(f->src)) - goto errout; memcpy(f->src, nla_data(tb[TCA_RSVP_SRC-1]), sizeof(f->src)); h2 = hash_src(f->src); } if (tb[TCA_RSVP_PINFO-1]) { - err = -EINVAL; - if (nla_len(tb[TCA_RSVP_PINFO-1]) < sizeof(struct tc_rsvp_pinfo)) - goto errout; pinfo = nla_data(tb[TCA_RSVP_PINFO-1]); f->spi = pinfo->spi; f->tunnelhdr = pinfo->tunnelhdr; } - if (tb[TCA_RSVP_CLASSID-1]) { - err = -EINVAL; - if (nla_len(tb[TCA_RSVP_CLASSID-1]) != 4) - goto errout; + if (tb[TCA_RSVP_CLASSID-1]) f->res.classid = nla_get_u32(tb[TCA_RSVP_CLASSID-1]); - } - err = -EINVAL; - if (nla_len(tb[TCA_RSVP_DST-1]) != sizeof(f->src)) - goto errout; dst = nla_data(tb[TCA_RSVP_DST-1]); h1 = hash_dst(dst, pinfo ? pinfo->protocol : 0, pinfo ? pinfo->tunnelid : 0); |