int fall_through; /* 0: only classify if explicit match */
};
-static struct tcf_ext_map tcindex_ext_map = {
+static const struct tcf_ext_map tcindex_ext_map = {
.police = TCA_TCINDEX_POLICE,
.action = TCA_TCINDEX_ACT
};
return p->hash > (p->mask >> p->shift);
}
+static const struct nla_policy tcindex_policy[TCA_TCINDEX_MAX + 1] = {
+ [TCA_TCINDEX_HASH] = { .type = NLA_U32 },
+ [TCA_TCINDEX_MASK] = { .type = NLA_U16 },
+ [TCA_TCINDEX_SHIFT] = { .type = NLA_U32 },
+ [TCA_TCINDEX_FALL_THROUGH] = { .type = NLA_U32 },
+ [TCA_TCINDEX_CLASSID] = { .type = NLA_U32 },
+};
+
static int
tcindex_set_parms(struct tcf_proto *tp, unsigned long base, u32 handle,
struct tcindex_data *p, struct tcindex_filter_result *r,
else
memset(&cr, 0, sizeof(cr));
- err = -EINVAL;
- if (tb[TCA_TCINDEX_HASH]) {
- if (nla_len(tb[TCA_TCINDEX_HASH]) < sizeof(u32))
- goto errout;
- cp.hash = *(u32 *) nla_data(tb[TCA_TCINDEX_HASH]);
- }
+ if (tb[TCA_TCINDEX_HASH])
+ cp.hash = nla_get_u32(tb[TCA_TCINDEX_HASH]);
- if (tb[TCA_TCINDEX_MASK]) {
- if (nla_len(tb[TCA_TCINDEX_MASK]) < sizeof(u16))
- goto errout;
- cp.mask = *(u16 *) nla_data(tb[TCA_TCINDEX_MASK]);
- }
+ if (tb[TCA_TCINDEX_MASK])
+ cp.mask = nla_get_u16(tb[TCA_TCINDEX_MASK]);
- if (tb[TCA_TCINDEX_SHIFT]) {
- if (nla_len(tb[TCA_TCINDEX_SHIFT]) < sizeof(int))
- goto errout;
- cp.shift = *(int *) nla_data(tb[TCA_TCINDEX_SHIFT]);
- }
+ if (tb[TCA_TCINDEX_SHIFT])
+ cp.shift = nla_get_u32(tb[TCA_TCINDEX_SHIFT]);
err = -EBUSY;
/* Hash already allocated, make sure that we still meet the
goto errout;
err = -EINVAL;
- if (tb[TCA_TCINDEX_FALL_THROUGH]) {
- if (nla_len(tb[TCA_TCINDEX_FALL_THROUGH]) < sizeof(u32))
- goto errout;
- cp.fall_through =
- *(u32 *) nla_data(tb[TCA_TCINDEX_FALL_THROUGH]);
- }
+ if (tb[TCA_TCINDEX_FALL_THROUGH])
+ cp.fall_through = nla_get_u32(tb[TCA_TCINDEX_FALL_THROUGH]);
if (!cp.hash) {
/* Hash not specified, use perfect hash if the upper limit
}
if (tb[TCA_TCINDEX_CLASSID]) {
- cr.res.classid = *(u32 *) nla_data(tb[TCA_TCINDEX_CLASSID]);
+ cr.res.classid = nla_get_u32(tb[TCA_TCINDEX_CLASSID]);
tcf_bind_filter(tp, &cr.res, base);
}
if (!opt)
return 0;
- err = nla_parse_nested(tb, TCA_TCINDEX_MAX, opt, NULL);
+ err = nla_parse_nested(tb, TCA_TCINDEX_MAX, opt, tcindex_policy);
if (err < 0)
return err;