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Message-Id: <20211215113242.8224-2-fw@strlen.de>
Date: Wed, 15 Dec 2021 12:32:41 +0100
From: Florian Westphal <fw@...len.de>
To: <netdev@...r.kernel.org>
Cc: davem@...emloft.net, kuba@...nel.org, dsahern@...nel.org,
Florian Westphal <fw@...len.de>
Subject: [PATCH v3 net-next 1/2] 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@...len.de>
---
resend without changes.
include/net/fib_rules.h | 1 -
net/core/fib_rules.c | 9 +++++++--
net/decnet/dn_rules.c | 5 -----
net/ipv4/fib_rules.c | 6 ------
net/ipv4/ipmr.c | 5 -----
net/ipv6/fib6_rules.c | 5 -----
net/ipv6/ip6mr.c | 5 -----
7 files changed, 7 insertions(+), 29 deletions(-)
diff --git a/include/net/fib_rules.h b/include/net/fib_rules.h
index bd07484ab9dd..4183204915dc 100644
--- a/include/net/fib_rules.h
+++ b/include/net/fib_rules.h
@@ -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;
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 1bb567a3b329..f2ae5dcef0bc 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -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;
diff --git a/net/decnet/dn_rules.c b/net/decnet/dn_rules.c
index 4a4e3c17740c..ee73057529cf 100644
--- a/net/decnet/dn_rules.c
+++ b/net/decnet/dn_rules.c
@@ -101,10 +101,6 @@ static int dn_fib_rule_action(struct fib_rule *rule, struct flowi *flp,
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,
};
diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c
index d279cb8ac158..e0b6c8b6de57 100644
--- a/net/ipv4/fib_rules.c
+++ b/net/ipv4/fib_rules.c
@@ -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,
};
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 4c7aca884fa9..07274619b9ea 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -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,
};
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index dcedfe29d9d9..ec029c86ae06 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -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,
};
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index a77a15a7f3dc..7cf73e60e619 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -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,
};
--
2.32.0
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