fib: rules: remove duplicated nla policies

The attributes are identical in all implementations so move the ipv4 one
into the core and remove the per-family nla policies.

Signed-off-by: Florian Westphal <fw@strlen.de>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Florian Westphal 2021-12-16 13:05:06 +01:00 committed by Jakub Kicinski
parent 604ba23090
commit 92e1bcee06
7 changed files with 7 additions and 29 deletions

View File

@ -91,7 +91,6 @@ struct fib_rules_ops {
void (*flush_cache)(struct fib_rules_ops *ops);
int nlgroup;
const struct nla_policy *policy;
struct list_head rules_list;
struct module *owner;
struct net *fro_net;

View File

@ -750,6 +750,11 @@ static int rule_exists(struct fib_rules_ops *ops, struct fib_rule_hdr *frh,
return 0;
}
static const struct nla_policy fib_rule_policy[FRA_MAX + 1] = {
FRA_GENERIC_POLICY,
[FRA_FLOW] = { .type = NLA_U32 },
};
int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
@ -774,7 +779,7 @@ int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh,
}
err = nlmsg_parse_deprecated(nlh, sizeof(*frh), tb, FRA_MAX,
ops->policy, extack);
fib_rule_policy, extack);
if (err < 0) {
NL_SET_ERR_MSG(extack, "Error parsing msg");
goto errout;
@ -882,7 +887,7 @@ int fib_nl_delrule(struct sk_buff *skb, struct nlmsghdr *nlh,
}
err = nlmsg_parse_deprecated(nlh, sizeof(*frh), tb, FRA_MAX,
ops->policy, extack);
fib_rule_policy, extack);
if (err < 0) {
NL_SET_ERR_MSG(extack, "Error parsing msg");
goto errout;

View File

@ -101,10 +101,6 @@ errout:
return err;
}
static const struct nla_policy dn_fib_rule_policy[FRA_MAX+1] = {
FRA_GENERIC_POLICY,
};
static int dn_fib_rule_match(struct fib_rule *rule, struct flowi *fl, int flags)
{
struct dn_fib_rule *r = (struct dn_fib_rule *)rule;
@ -235,7 +231,6 @@ static const struct fib_rules_ops __net_initconst dn_fib_rules_ops_template = {
.fill = dn_fib_rule_fill,
.flush_cache = dn_fib_rule_flush_cache,
.nlgroup = RTNLGRP_DECnet_RULE,
.policy = dn_fib_rule_policy,
.owner = THIS_MODULE,
.fro_net = &init_net,
};

View File

@ -216,11 +216,6 @@ static struct fib_table *fib_empty_table(struct net *net)
return NULL;
}
static const struct nla_policy fib4_rule_policy[FRA_MAX+1] = {
FRA_GENERIC_POLICY,
[FRA_FLOW] = { .type = NLA_U32 },
};
static int fib4_rule_configure(struct fib_rule *rule, struct sk_buff *skb,
struct fib_rule_hdr *frh,
struct nlattr **tb,
@ -386,7 +381,6 @@ static const struct fib_rules_ops __net_initconst fib4_rules_ops_template = {
.nlmsg_payload = fib4_rule_nlmsg_payload,
.flush_cache = fib4_rule_flush_cache,
.nlgroup = RTNLGRP_IPV4_RULE,
.policy = fib4_rule_policy,
.owner = THIS_MODULE,
};

View File

@ -195,10 +195,6 @@ static int ipmr_rule_match(struct fib_rule *rule, struct flowi *fl, int flags)
return 1;
}
static const struct nla_policy ipmr_rule_policy[FRA_MAX + 1] = {
FRA_GENERIC_POLICY,
};
static int ipmr_rule_configure(struct fib_rule *rule, struct sk_buff *skb,
struct fib_rule_hdr *frh, struct nlattr **tb,
struct netlink_ext_ack *extack)
@ -231,7 +227,6 @@ static const struct fib_rules_ops __net_initconst ipmr_rules_ops_template = {
.compare = ipmr_rule_compare,
.fill = ipmr_rule_fill,
.nlgroup = RTNLGRP_IPV4_RULE,
.policy = ipmr_rule_policy,
.owner = THIS_MODULE,
};

View File

@ -340,10 +340,6 @@ INDIRECT_CALLABLE_SCOPE int fib6_rule_match(struct fib_rule *rule,
return 1;
}
static const struct nla_policy fib6_rule_policy[FRA_MAX+1] = {
FRA_GENERIC_POLICY,
};
static int fib6_rule_configure(struct fib_rule *rule, struct sk_buff *skb,
struct fib_rule_hdr *frh,
struct nlattr **tb,
@ -459,7 +455,6 @@ static const struct fib_rules_ops __net_initconst fib6_rules_ops_template = {
.fill = fib6_rule_fill,
.nlmsg_payload = fib6_rule_nlmsg_payload,
.nlgroup = RTNLGRP_IPV6_RULE,
.policy = fib6_rule_policy,
.owner = THIS_MODULE,
.fro_net = &init_net,
};

View File

@ -182,10 +182,6 @@ static int ip6mr_rule_match(struct fib_rule *rule, struct flowi *flp, int flags)
return 1;
}
static const struct nla_policy ip6mr_rule_policy[FRA_MAX + 1] = {
FRA_GENERIC_POLICY,
};
static int ip6mr_rule_configure(struct fib_rule *rule, struct sk_buff *skb,
struct fib_rule_hdr *frh, struct nlattr **tb,
struct netlink_ext_ack *extack)
@ -218,7 +214,6 @@ static const struct fib_rules_ops __net_initconst ip6mr_rules_ops_template = {
.compare = ip6mr_rule_compare,
.fill = ip6mr_rule_fill,
.nlgroup = RTNLGRP_IPV6_RULE,
.policy = ip6mr_rule_policy,
.owner = THIS_MODULE,
};