Commit ef7c79ed authored by Patrick McHardy's avatar Patrick McHardy Committed by David S. Miller

[NETLINK]: Mark netlink policies const

Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 14a49e1f
......@@ -64,7 +64,7 @@ struct fib_rules_ops
void (*flush_cache)(void);
int nlgroup;
struct nla_policy *policy;
const struct nla_policy *policy;
struct list_head *rules_list;
struct module *owner;
};
......
......@@ -60,7 +60,7 @@ struct genl_ops
{
u8 cmd;
unsigned int flags;
struct nla_policy *policy;
const struct nla_policy *policy;
int (*doit)(struct sk_buff *skb,
struct genl_info *info);
int (*dumpit)(struct sk_buff *skb,
......
......@@ -213,7 +213,7 @@ extern void fib_select_default(const struct flowi *flp, struct fib_result *res);
#endif /* CONFIG_IP_MULTIPLE_TABLES */
/* Exported by fib_frontend.c */
extern struct nla_policy rtm_ipv4_policy[];
extern const struct nla_policy rtm_ipv4_policy[];
extern void ip_fib_init(void);
extern int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif,
struct net_device *dev, __be32 *spec_dst, u32 *itag);
......
......@@ -222,10 +222,10 @@ extern int nlmsg_notify(struct sock *sk, struct sk_buff *skb,
gfp_t flags);
extern int nla_validate(struct nlattr *head, int len, int maxtype,
struct nla_policy *policy);
const struct nla_policy *policy);
extern int nla_parse(struct nlattr *tb[], int maxtype,
struct nlattr *head, int len,
struct nla_policy *policy);
const struct nla_policy *policy);
extern struct nlattr * nla_find(struct nlattr *head, int len, int attrtype);
extern size_t nla_strlcpy(char *dst, const struct nlattr *nla,
size_t dstsize);
......@@ -360,7 +360,7 @@ static inline struct nlmsghdr *nlmsg_next(struct nlmsghdr *nlh, int *remaining)
*/
static inline int nlmsg_parse(struct nlmsghdr *nlh, int hdrlen,
struct nlattr *tb[], int maxtype,
struct nla_policy *policy)
const struct nla_policy *policy)
{
if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen))
return -EINVAL;
......@@ -392,7 +392,7 @@ static inline struct nlattr *nlmsg_find_attr(struct nlmsghdr *nlh,
* @policy: validation policy
*/
static inline int nlmsg_validate(struct nlmsghdr *nlh, int hdrlen, int maxtype,
struct nla_policy *policy)
const struct nla_policy *policy)
{
if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen))
return -EINVAL;
......@@ -729,7 +729,7 @@ static inline struct nlattr *nla_find_nested(struct nlattr *nla, int attrtype)
*/
static inline int nla_parse_nested(struct nlattr *tb[], int maxtype,
struct nlattr *nla,
struct nla_policy *policy)
const struct nla_policy *policy)
{
return nla_parse(tb, maxtype, nla_data(nla), nla_len(nla), policy);
}
......@@ -990,7 +990,7 @@ static inline int nla_nest_cancel(struct sk_buff *skb, struct nlattr *start)
* Returns 0 on success or a negative error code.
*/
static inline int nla_validate_nested(struct nlattr *start, int maxtype,
struct nla_policy *policy)
const struct nla_policy *policy)
{
return nla_validate(nla_data(start), nla_len(start), maxtype, policy);
}
......
......@@ -1761,7 +1761,7 @@ static inline struct neigh_parms *lookup_neigh_params(struct neigh_table *tbl,
return NULL;
}
static struct nla_policy nl_neightbl_policy[NDTA_MAX+1] __read_mostly = {
static const struct nla_policy nl_neightbl_policy[NDTA_MAX+1] = {
[NDTA_NAME] = { .type = NLA_STRING },
[NDTA_THRESH1] = { .type = NLA_U32 },
[NDTA_THRESH2] = { .type = NLA_U32 },
......@@ -1770,7 +1770,7 @@ static struct nla_policy nl_neightbl_policy[NDTA_MAX+1] __read_mostly = {
[NDTA_PARMS] = { .type = NLA_NESTED },
};
static struct nla_policy nl_ntbl_parm_policy[NDTPA_MAX+1] __read_mostly = {
static const struct nla_policy nl_ntbl_parm_policy[NDTPA_MAX+1] = {
[NDTPA_IFINDEX] = { .type = NLA_U32 },
[NDTPA_QUEUE_LEN] = { .type = NLA_U32 },
[NDTPA_PROXY_QLEN] = { .type = NLA_U32 },
......
......@@ -551,7 +551,7 @@ static int rtnl_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
return skb->len;
}
static struct nla_policy ifla_policy[IFLA_MAX+1] __read_mostly = {
static const struct nla_policy ifla_policy[IFLA_MAX+1] = {
[IFLA_IFNAME] = { .type = NLA_STRING, .len = IFNAMSIZ-1 },
[IFLA_MAP] = { .len = sizeof(struct rtnl_link_ifmap) },
[IFLA_MTU] = { .type = NLA_U32 },
......
......@@ -638,7 +638,7 @@ static struct dn_dev *dn_dev_by_index(int ifindex)
return dn_dev;
}
static struct nla_policy dn_ifa_policy[IFA_MAX+1] __read_mostly = {
static const struct nla_policy dn_ifa_policy[IFA_MAX+1] = {
[IFA_ADDRESS] = { .type = NLA_U16 },
[IFA_LOCAL] = { .type = NLA_U16 },
[IFA_LABEL] = { .type = NLA_STRING,
......
......@@ -108,7 +108,7 @@ static int dn_fib_rule_action(struct fib_rule *rule, struct flowi *flp,
return err;
}
static struct nla_policy dn_fib_rule_policy[FRA_MAX+1] __read_mostly = {
static const struct nla_policy dn_fib_rule_policy[FRA_MAX+1] = {
FRA_GENERIC_POLICY,
};
......
......@@ -84,7 +84,7 @@ static struct ipv4_devconf ipv4_devconf_dflt = {
#define IPV4_DEVCONF_DFLT(attr) IPV4_DEVCONF(ipv4_devconf_dflt, attr)
static struct nla_policy ifa_ipv4_policy[IFA_MAX+1] __read_mostly = {
static const struct nla_policy ifa_ipv4_policy[IFA_MAX+1] = {
[IFA_LOCAL] = { .type = NLA_U32 },
[IFA_ADDRESS] = { .type = NLA_U32 },
[IFA_BROADCAST] = { .type = NLA_U32 },
......
......@@ -441,7 +441,7 @@ int ip_rt_ioctl(unsigned int cmd, void __user *arg)
return -EINVAL;
}
struct nla_policy rtm_ipv4_policy[RTA_MAX+1] __read_mostly = {
const struct nla_policy rtm_ipv4_policy[RTA_MAX+1] = {
[RTA_DST] = { .type = NLA_U32 },
[RTA_SRC] = { .type = NLA_U32 },
[RTA_IIF] = { .type = NLA_U32 },
......
......@@ -169,7 +169,7 @@ static struct fib_table *fib_empty_table(void)
return NULL;
}
static struct nla_policy fib4_rule_policy[FRA_MAX+1] __read_mostly = {
static const struct nla_policy fib4_rule_policy[FRA_MAX+1] = {
FRA_GENERIC_POLICY,
[FRA_FLOW] = { .type = NLA_U32 },
};
......
......@@ -2990,7 +2990,7 @@ static struct in6_addr *extract_addr(struct nlattr *addr, struct nlattr *local)
return pfx;
}
static struct nla_policy ifa_ipv6_policy[IFA_MAX+1] __read_mostly = {
static const struct nla_policy ifa_ipv6_policy[IFA_MAX+1] = {
[IFA_ADDRESS] = { .len = sizeof(struct in6_addr) },
[IFA_LOCAL] = { .len = sizeof(struct in6_addr) },
[IFA_CACHEINFO] = { .len = sizeof(struct ifa_cacheinfo) },
......
......@@ -157,7 +157,7 @@ static int fib6_rule_match(struct fib_rule *rule, struct flowi *fl, int flags)
return 1;
}
static struct nla_policy fib6_rule_policy[FRA_MAX+1] __read_mostly = {
static const struct nla_policy fib6_rule_policy[FRA_MAX+1] = {
FRA_GENERIC_POLICY,
};
......
......@@ -1999,7 +1999,7 @@ void rt6_mtu_change(struct net_device *dev, unsigned mtu)
fib6_clean_all(rt6_mtu_change_route, 0, &arg);
}
static struct nla_policy rtm_ipv6_policy[RTA_MAX+1] __read_mostly = {
static const struct nla_policy rtm_ipv6_policy[RTA_MAX+1] = {
[RTA_GATEWAY] = { .len = sizeof(struct in6_addr) },
[RTA_OIF] = { .type = NLA_U32 },
[RTA_IIF] = { .type = NLA_U32 },
......
......@@ -59,7 +59,7 @@ static struct genl_family netlbl_cipsov4_gnl_family = {
};
/* NetLabel Netlink attribute policy */
static struct nla_policy netlbl_cipsov4_genl_policy[NLBL_CIPSOV4_A_MAX + 1] = {
static const struct nla_policy netlbl_cipsov4_genl_policy[NLBL_CIPSOV4_A_MAX + 1] = {
[NLBL_CIPSOV4_A_DOI] = { .type = NLA_U32 },
[NLBL_CIPSOV4_A_MTYPE] = { .type = NLA_U32 },
[NLBL_CIPSOV4_A_TAG] = { .type = NLA_U8 },
......
......@@ -59,7 +59,7 @@ static struct genl_family netlbl_mgmt_gnl_family = {
};
/* NetLabel Netlink attribute policy */
static struct nla_policy netlbl_mgmt_genl_policy[NLBL_MGMT_A_MAX + 1] = {
static const struct nla_policy netlbl_mgmt_genl_policy[NLBL_MGMT_A_MAX + 1] = {
[NLBL_MGMT_A_DOMAIN] = { .type = NLA_NUL_STRING },
[NLBL_MGMT_A_PROTOCOL] = { .type = NLA_U32 },
[NLBL_MGMT_A_VERSION] = { .type = NLA_U32 },
......
......@@ -61,7 +61,7 @@ static struct genl_family netlbl_unlabel_gnl_family = {
};
/* NetLabel Netlink attribute policy */
static struct nla_policy netlbl_unlabel_genl_policy[NLBL_UNLABEL_A_MAX + 1] = {
static const struct nla_policy netlbl_unlabel_genl_policy[NLBL_UNLABEL_A_MAX + 1] = {
[NLBL_UNLABEL_A_ACPTFLG] = { .type = NLA_U8 },
};
......
......@@ -24,9 +24,9 @@ static u16 nla_attr_minlen[NLA_TYPE_MAX+1] __read_mostly = {
};
static int validate_nla(struct nlattr *nla, int maxtype,
struct nla_policy *policy)
const struct nla_policy *policy)
{
struct nla_policy *pt;
const struct nla_policy *pt;
int minlen = 0, attrlen = nla_len(nla);
if (nla->nla_type <= 0 || nla->nla_type > maxtype)
......@@ -99,7 +99,7 @@ static int validate_nla(struct nlattr *nla, int maxtype,
* Returns 0 on success or a negative error code.
*/
int nla_validate(struct nlattr *head, int len, int maxtype,
struct nla_policy *policy)
const struct nla_policy *policy)
{
struct nlattr *nla;
int rem, err;
......@@ -130,7 +130,7 @@ int nla_validate(struct nlattr *head, int len, int maxtype,
* Returns 0 on success or a negative error code.
*/
int nla_parse(struct nlattr *tb[], int maxtype, struct nlattr *head, int len,
struct nla_policy *policy)
const struct nla_policy *policy)
{
struct nlattr *nla;
int rem, err;
......
......@@ -472,7 +472,7 @@ static struct sk_buff *ctrl_build_msg(struct genl_family *family, u32 pid,
return skb;
}
static struct nla_policy ctrl_policy[CTRL_ATTR_MAX+1] __read_mostly = {
static const struct nla_policy ctrl_policy[CTRL_ATTR_MAX+1] = {
[CTRL_ATTR_FAMILY_ID] = { .type = NLA_U16 },
[CTRL_ATTR_FAMILY_NAME] = { .type = NLA_NUL_STRING,
.len = GENL_NAMSIZ - 1 },
......
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