Commit c21ef3e3 authored by David Ahern's avatar David Ahern Committed by David S. Miller

net: rtnetlink: plumb extended ack to doit function

Add netlink_ext_ack arg to rtnl_doit_func. Pass extack arg to nlmsg_parse
for doit functions that call it directly.

This is the first step to using extended error reporting in rtnetlink.
>From here individual subsystems can be updated to set netlink_ext_ack as
needed.
Signed-off-by: default avatarDavid Ahern <dsa@cumulusnetworks.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent af3b5158
......@@ -1282,11 +1282,11 @@ static int vrf_fib_rule(const struct net_device *dev, __u8 family, bool add_it)
/* fib_nl_{new,del}rule handling looks for net from skb->sk */
skb->sk = dev_net(dev)->rtnl;
if (add_it) {
err = fib_nl_newrule(skb, nlh);
err = fib_nl_newrule(skb, nlh, NULL);
if (err == -EEXIST)
err = 0;
} else {
err = fib_nl_delrule(skb, nlh);
err = fib_nl_delrule(skb, nlh, NULL);
if (err == -ENOENT)
err = 0;
}
......
......@@ -143,6 +143,8 @@ int fib_default_rule_add(struct fib_rules_ops *, u32 pref, u32 table,
u32 flags);
bool fib_rule_matchall(const struct fib_rule *rule);
int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh);
int fib_nl_delrule(struct sk_buff *skb, struct nlmsghdr *nlh);
int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack);
int fib_nl_delrule(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack);
#endif
......@@ -4,7 +4,8 @@
#include <linux/rtnetlink.h>
#include <net/netlink.h>
typedef int (*rtnl_doit_func)(struct sk_buff *, struct nlmsghdr *);
typedef int (*rtnl_doit_func)(struct sk_buff *, struct nlmsghdr *,
struct netlink_ext_ack *);
typedef int (*rtnl_dumpit_func)(struct sk_buff *, struct netlink_callback *);
typedef u16 (*rtnl_calcit_func)(struct sk_buff *, struct nlmsghdr *);
......
......@@ -569,7 +569,8 @@ static int __br_mdb_add(struct net *net, struct net_bridge *br,
return ret;
}
static int br_mdb_add(struct sk_buff *skb, struct nlmsghdr *nlh)
static int br_mdb_add(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct net_bridge_vlan_group *vg;
......@@ -663,7 +664,8 @@ static int __br_mdb_del(struct net_bridge *br, struct br_mdb_entry *entry)
return err;
}
static int br_mdb_del(struct sk_buff *skb, struct nlmsghdr *nlh)
static int br_mdb_del(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct net_bridge_vlan_group *vg;
......
......@@ -809,7 +809,8 @@ static int cgw_parse_attr(struct nlmsghdr *nlh, struct cf_mod *mod,
return 0;
}
static int cgw_create_job(struct sk_buff *skb, struct nlmsghdr *nlh)
static int cgw_create_job(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct rtcanmsg *r;
struct cgw_job *gwj;
......@@ -921,7 +922,8 @@ static void cgw_remove_all_jobs(void)
}
}
static int cgw_remove_job(struct sk_buff *skb, struct nlmsghdr *nlh)
static int cgw_remove_job(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct cgw_job *gwj = NULL;
struct hlist_node *nx;
......
......@@ -368,7 +368,8 @@ static int rule_exists(struct fib_rules_ops *ops, struct fib_rule_hdr *frh,
return 0;
}
int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh)
int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct fib_rule_hdr *frh = nlmsg_data(nlh);
......@@ -386,7 +387,7 @@ int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh)
goto errout;
}
err = nlmsg_parse(nlh, sizeof(*frh), tb, FRA_MAX, ops->policy, NULL);
err = nlmsg_parse(nlh, sizeof(*frh), tb, FRA_MAX, ops->policy, extack);
if (err < 0)
goto errout;
......@@ -561,7 +562,8 @@ int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh)
}
EXPORT_SYMBOL_GPL(fib_nl_newrule);
int fib_nl_delrule(struct sk_buff *skb, struct nlmsghdr *nlh)
int fib_nl_delrule(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct fib_rule_hdr *frh = nlmsg_data(nlh);
......@@ -580,7 +582,7 @@ int fib_nl_delrule(struct sk_buff *skb, struct nlmsghdr *nlh)
goto errout;
}
err = nlmsg_parse(nlh, sizeof(*frh), tb, FRA_MAX, ops->policy, NULL);
err = nlmsg_parse(nlh, sizeof(*frh), tb, FRA_MAX, ops->policy, extack);
if (err < 0)
goto errout;
......
......@@ -1590,7 +1590,8 @@ static struct neigh_table *neigh_find_table(int family)
return tbl;
}
static int neigh_delete(struct sk_buff *skb, struct nlmsghdr *nlh)
static int neigh_delete(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct ndmsg *ndm;
......@@ -1648,7 +1649,8 @@ static int neigh_delete(struct sk_buff *skb, struct nlmsghdr *nlh)
return err;
}
static int neigh_add(struct sk_buff *skb, struct nlmsghdr *nlh)
static int neigh_add(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
int flags = NEIGH_UPDATE_F_ADMIN | NEIGH_UPDATE_F_OVERRIDE;
struct net *net = sock_net(skb->sk);
......@@ -1661,7 +1663,7 @@ static int neigh_add(struct sk_buff *skb, struct nlmsghdr *nlh)
int err;
ASSERT_RTNL();
err = nlmsg_parse(nlh, sizeof(*ndm), tb, NDA_MAX, NULL, NULL);
err = nlmsg_parse(nlh, sizeof(*ndm), tb, NDA_MAX, NULL, extack);
if (err < 0)
goto out;
......@@ -1936,7 +1938,8 @@ static const struct nla_policy nl_ntbl_parm_policy[NDTPA_MAX+1] = {
[NDTPA_LOCKTIME] = { .type = NLA_U64 },
};
static int neightbl_set(struct sk_buff *skb, struct nlmsghdr *nlh)
static int neightbl_set(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct neigh_table *tbl;
......@@ -1946,7 +1949,7 @@ static int neightbl_set(struct sk_buff *skb, struct nlmsghdr *nlh)
int err, tidx;
err = nlmsg_parse(nlh, sizeof(*ndtmsg), tb, NDTA_MAX,
nl_neightbl_policy, NULL);
nl_neightbl_policy, extack);
if (err < 0)
goto errout;
......@@ -1984,7 +1987,7 @@ static int neightbl_set(struct sk_buff *skb, struct nlmsghdr *nlh)
int i, ifindex = 0;
err = nla_parse_nested(tbp, NDTPA_MAX, tb[NDTA_PARMS],
nl_ntbl_parm_policy, NULL);
nl_ntbl_parm_policy, extack);
if (err < 0)
goto errout_tbl_lock;
......
......@@ -571,7 +571,8 @@ static const struct nla_policy rtnl_net_policy[NETNSA_MAX + 1] = {
[NETNSA_FD] = { .type = NLA_U32 },
};
static int rtnl_net_newid(struct sk_buff *skb, struct nlmsghdr *nlh)
static int rtnl_net_newid(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct nlattr *tb[NETNSA_MAX + 1];
......@@ -579,7 +580,7 @@ static int rtnl_net_newid(struct sk_buff *skb, struct nlmsghdr *nlh)
int nsid, err;
err = nlmsg_parse(nlh, sizeof(struct rtgenmsg), tb, NETNSA_MAX,
rtnl_net_policy, NULL);
rtnl_net_policy, extack);
if (err < 0)
return err;
if (!tb[NETNSA_NSID])
......@@ -644,7 +645,8 @@ static int rtnl_net_fill(struct sk_buff *skb, u32 portid, u32 seq, int flags,
return -EMSGSIZE;
}
static int rtnl_net_getid(struct sk_buff *skb, struct nlmsghdr *nlh)
static int rtnl_net_getid(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct nlattr *tb[NETNSA_MAX + 1];
......@@ -653,7 +655,7 @@ static int rtnl_net_getid(struct sk_buff *skb, struct nlmsghdr *nlh)
int err, id;
err = nlmsg_parse(nlh, sizeof(struct rtgenmsg), tb, NETNSA_MAX,
rtnl_net_policy, NULL);
rtnl_net_policy, extack);
if (err < 0)
return err;
if (tb[NETNSA_PID])
......
......@@ -2213,7 +2213,8 @@ static int do_setlink(const struct sk_buff *skb,
return err;
}
static int rtnl_setlink(struct sk_buff *skb, struct nlmsghdr *nlh)
static int rtnl_setlink(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct ifinfomsg *ifm;
......@@ -2222,7 +2223,8 @@ static int rtnl_setlink(struct sk_buff *skb, struct nlmsghdr *nlh)
struct nlattr *tb[IFLA_MAX+1];
char ifname[IFNAMSIZ];
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy, NULL);
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy,
extack);
if (err < 0)
goto errout;
......@@ -2306,7 +2308,8 @@ int rtnl_delete_link(struct net_device *dev)
}
EXPORT_SYMBOL_GPL(rtnl_delete_link);
static int rtnl_dellink(struct sk_buff *skb, struct nlmsghdr *nlh)
static int rtnl_dellink(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct net_device *dev;
......@@ -2315,7 +2318,7 @@ static int rtnl_dellink(struct sk_buff *skb, struct nlmsghdr *nlh)
struct nlattr *tb[IFLA_MAX+1];
int err;
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy, NULL);
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy, extack);
if (err < 0)
return err;
......@@ -2426,7 +2429,8 @@ static int rtnl_group_changelink(const struct sk_buff *skb,
return 0;
}
static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh)
static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
const struct rtnl_link_ops *ops;
......@@ -2444,7 +2448,7 @@ static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh)
#ifdef CONFIG_MODULES
replay:
#endif
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy, NULL);
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy, extack);
if (err < 0)
return err;
......@@ -2678,7 +2682,8 @@ static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh)
}
}
static int rtnl_getlink(struct sk_buff *skb, struct nlmsghdr* nlh)
static int rtnl_getlink(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct ifinfomsg *ifm;
......@@ -2689,7 +2694,7 @@ static int rtnl_getlink(struct sk_buff *skb, struct nlmsghdr* nlh)
int err;
u32 ext_filter_mask = 0;
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy, NULL);
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy, extack);
if (err < 0)
return err;
......@@ -2960,7 +2965,8 @@ static int fdb_vid_parse(struct nlattr *vlan_attr, u16 *p_vid)
return 0;
}
static int rtnl_fdb_add(struct sk_buff *skb, struct nlmsghdr *nlh)
static int rtnl_fdb_add(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct ndmsg *ndm;
......@@ -2970,7 +2976,7 @@ static int rtnl_fdb_add(struct sk_buff *skb, struct nlmsghdr *nlh)
u16 vid;
int err;
err = nlmsg_parse(nlh, sizeof(*ndm), tb, NDA_MAX, NULL, NULL);
err = nlmsg_parse(nlh, sizeof(*ndm), tb, NDA_MAX, NULL, extack);
if (err < 0)
return err;
......@@ -3060,7 +3066,8 @@ int ndo_dflt_fdb_del(struct ndmsg *ndm,
}
EXPORT_SYMBOL(ndo_dflt_fdb_del);
static int rtnl_fdb_del(struct sk_buff *skb, struct nlmsghdr *nlh)
static int rtnl_fdb_del(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct ndmsg *ndm;
......@@ -3073,7 +3080,7 @@ static int rtnl_fdb_del(struct sk_buff *skb, struct nlmsghdr *nlh)
if (!netlink_capable(skb, CAP_NET_ADMIN))
return -EPERM;
err = nlmsg_parse(nlh, sizeof(*ndm), tb, NDA_MAX, NULL, NULL);
err = nlmsg_parse(nlh, sizeof(*ndm), tb, NDA_MAX, NULL, extack);
if (err < 0)
return err;
......@@ -3503,7 +3510,8 @@ static int rtnl_bridge_notify(struct net_device *dev)
return err;
}
static int rtnl_bridge_setlink(struct sk_buff *skb, struct nlmsghdr *nlh)
static int rtnl_bridge_setlink(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct ifinfomsg *ifm;
......@@ -3577,7 +3585,8 @@ static int rtnl_bridge_setlink(struct sk_buff *skb, struct nlmsghdr *nlh)
return err;
}
static int rtnl_bridge_dellink(struct sk_buff *skb, struct nlmsghdr *nlh)
static int rtnl_bridge_dellink(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct ifinfomsg *ifm;
......@@ -3945,7 +3954,8 @@ static size_t if_nlmsg_stats_size(const struct net_device *dev,
return size;
}
static int rtnl_stats_get(struct sk_buff *skb, struct nlmsghdr *nlh)
static int rtnl_stats_get(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct net_device *dev = NULL;
......@@ -4107,7 +4117,7 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh,
if (doit == NULL)
return -EOPNOTSUPP;
return doit(skb, nlh);
return doit(skb, nlh, extack);
}
static void rtnetlink_rcv(struct sk_buff *skb)
......
......@@ -1696,7 +1696,8 @@ static const struct reply_func reply_funcs[DCB_CMD_MAX+1] = {
[DCB_CMD_CEE_GET] = { RTM_GETDCB, dcbnl_cee_get },
};
static int dcb_doit(struct sk_buff *skb, struct nlmsghdr *nlh)
static int dcb_doit(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct net_device *netdev;
......@@ -1712,7 +1713,7 @@ static int dcb_doit(struct sk_buff *skb, struct nlmsghdr *nlh)
return -EPERM;
ret = nlmsg_parse(nlh, sizeof(*dcb), tb, DCB_ATTR_MAX,
dcbnl_rtnl_policy, NULL);
dcbnl_rtnl_policy, extack);
if (ret < 0)
return ret;
......
......@@ -565,7 +565,8 @@ static const struct nla_policy dn_ifa_policy[IFA_MAX+1] = {
[IFA_FLAGS] = { .type = NLA_U32 },
};
static int dn_nl_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh)
static int dn_nl_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct nlattr *tb[IFA_MAX+1];
......@@ -581,7 +582,8 @@ static int dn_nl_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh)
if (!net_eq(net, &init_net))
goto errout;
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, dn_ifa_policy, NULL);
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, dn_ifa_policy,
extack);
if (err < 0)
goto errout;
......@@ -609,7 +611,8 @@ static int dn_nl_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh)
return err;
}
static int dn_nl_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh)
static int dn_nl_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct nlattr *tb[IFA_MAX+1];
......@@ -625,7 +628,8 @@ static int dn_nl_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh)
if (!net_eq(net, &init_net))
return -EINVAL;
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, dn_ifa_policy, NULL);
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, dn_ifa_policy,
extack);
if (err < 0)
return err;
......
......@@ -501,7 +501,8 @@ static inline u32 rtm_get_table(struct nlattr *attrs[], u8 table)
return table;
}
static int dn_fib_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh)
static int dn_fib_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct dn_fib_table *tb;
......@@ -516,7 +517,7 @@ static int dn_fib_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh)
return -EINVAL;
err = nlmsg_parse(nlh, sizeof(*r), attrs, RTA_MAX, rtm_dn_policy,
NULL);
extack);
if (err < 0)
return err;
......@@ -527,7 +528,8 @@ static int dn_fib_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh)
return tb->delete(tb, r, attrs, nlh, &NETLINK_CB(skb));
}
static int dn_fib_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh)
static int dn_fib_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct dn_fib_table *tb;
......@@ -542,7 +544,7 @@ static int dn_fib_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh)
return -EINVAL;
err = nlmsg_parse(nlh, sizeof(*r), attrs, RTA_MAX, rtm_dn_policy,
NULL);
extack);
if (err < 0)
return err;
......
......@@ -1640,7 +1640,8 @@ const struct nla_policy rtm_dn_policy[RTA_MAX + 1] = {
/*
* This is called by both endnodes and routers now.
*/
static int dn_cache_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh)
static int dn_cache_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(in_skb->sk);
struct rtmsg *rtm = nlmsg_data(nlh);
......@@ -1654,7 +1655,8 @@ static int dn_cache_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh)
if (!net_eq(net, &init_net))
return -EINVAL;
err = nlmsg_parse(nlh, sizeof(*rtm), tb, RTA_MAX, rtm_dn_policy, NULL);
err = nlmsg_parse(nlh, sizeof(*rtm), tb, RTA_MAX, rtm_dn_policy,
extack);
if (err < 0)
return err;
......
......@@ -571,7 +571,8 @@ static int ip_mc_config(struct sock *sk, bool join, const struct in_ifaddr *ifa)
return ret;
}
static int inet_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh)
static int inet_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct nlattr *tb[IFA_MAX+1];
......@@ -583,7 +584,7 @@ static int inet_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh)
ASSERT_RTNL();
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv4_policy,
NULL);
extack);
if (err < 0)
goto errout;
......@@ -845,7 +846,8 @@ static struct in_ifaddr *find_matching_ifa(struct in_ifaddr *ifa)
return NULL;
}
static int inet_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh)
static int inet_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct in_ifaddr *ifa;
......@@ -1871,7 +1873,8 @@ static const struct nla_policy devconf_ipv4_policy[NETCONFA_MAX+1] = {
};
static int inet_netconf_get_devconf(struct sk_buff *in_skb,
struct nlmsghdr *nlh)
struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(in_skb->sk);
struct nlattr *tb[NETCONFA_MAX+1];
......@@ -1884,7 +1887,7 @@ static int inet_netconf_get_devconf(struct sk_buff *in_skb,
int err;
err = nlmsg_parse(nlh, sizeof(*ncm), tb, NETCONFA_MAX,
devconf_ipv4_policy, NULL);
devconf_ipv4_policy, extack);
if (err < 0)
goto errout;
......
......@@ -710,7 +710,8 @@ static int rtm_to_fib_config(struct net *net, struct sk_buff *skb,
return err;
}
static int inet_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh)
static int inet_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct fib_config cfg;
......@@ -732,7 +733,8 @@ static int inet_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh)
return err;
}
static int inet_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh)
static int inet_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct fib_config cfg;
......
......@@ -2430,7 +2430,8 @@ static int ipmr_nla_get_ttls(const struct nlattr *nla, struct mfcctl *mfcc)
/* returns < 0 on error, 0 for ADD_MFC and 1 for ADD_MFC_PROXY */
static int rtm_to_ipmr_mfcc(struct net *net, struct nlmsghdr *nlh,
struct mfcctl *mfcc, int *mrtsock,
struct mr_table **mrtret)
struct mr_table **mrtret,
struct netlink_ext_ack *extack)
{
struct net_device *dev = NULL;
u32 tblid = RT_TABLE_DEFAULT;
......@@ -2440,7 +2441,7 @@ static int rtm_to_ipmr_mfcc(struct net *net, struct nlmsghdr *nlh,
int ret, rem;
ret = nlmsg_validate(nlh, sizeof(*rtm), RTA_MAX, rtm_ipmr_policy,
NULL);
extack);
if (ret < 0)
goto out;
rtm = nlmsg_data(nlh);
......@@ -2499,7 +2500,8 @@ static int rtm_to_ipmr_mfcc(struct net *net, struct nlmsghdr *nlh,
}
/* takes care of both newroute and delroute */
static int ipmr_rtm_route(struct sk_buff *skb, struct nlmsghdr *nlh)
static int ipmr_rtm_route(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
int ret, mrtsock, parent;
......@@ -2508,7 +2510,7 @@ static int ipmr_rtm_route(struct sk_buff *skb, struct nlmsghdr *nlh)
mrtsock = 0;
tbl = NULL;
ret = rtm_to_ipmr_mfcc(net, nlh, &mfcc, &mrtsock, &tbl);
ret = rtm_to_ipmr_mfcc(net, nlh, &mfcc, &mrtsock, &tbl, extack);
if (ret < 0)
return ret;
......
......@@ -2629,7 +2629,8 @@ static int rt_fill_info(struct net *net, __be32 dst, __be32 src, u32 table_id,
return -EMSGSIZE;
}
static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh)
static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(in_skb->sk);
struct rtmsg *rtm;
......@@ -2646,7 +2647,7 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh)
kuid_t uid;
err = nlmsg_parse(nlh, sizeof(*rtm), tb, RTA_MAX, rtm_ipv4_policy,
NULL);
extack);
if (err < 0)
goto errout;
......
......@@ -611,7 +611,8 @@ static const struct nla_policy devconf_ipv6_policy[NETCONFA_MAX+1] = {
};
static int inet6_netconf_get_devconf(struct sk_buff *in_skb,
struct nlmsghdr *nlh)
struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(in_skb->sk);
struct nlattr *tb[NETCONFA_MAX+1];
......@@ -624,7 +625,7 @@ static int inet6_netconf_get_devconf(struct sk_buff *in_skb,
int err;
err = nlmsg_parse(nlh, sizeof(*ncm), tb, NETCONFA_MAX,
devconf_ipv6_policy, NULL);
devconf_ipv6_policy, extack);
if (err < 0)
goto errout;
......@@ -4413,7 +4414,8 @@ static const struct nla_policy ifa_ipv6_policy[IFA_MAX+1] = {
};
static int
inet6_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh)
inet6_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct ifaddrmsg *ifm;
......@@ -4423,7 +4425,7 @@ inet6_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh)
int err;
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv6_policy,
NULL);
extack);
if (err < 0)
return err;
......@@ -4523,7 +4525,8 @@ static int inet6_addr_modify(struct inet6_ifaddr *ifp, u32 ifa_flags,
}
static int
inet6_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh)
inet6_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct ifaddrmsg *ifm;
......@@ -4536,7 +4539,7 @@ inet6_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh)
int err;
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv6_policy,
NULL);
extack);
if (err < 0)
return err;
......@@ -4886,7 +4889,8 @@ static int inet6_dump_ifacaddr(struct sk_buff *skb, struct netlink_callback *cb)
return inet6_dump_addr(skb, cb, type);
}
static int inet6_rtm_getaddr(struct sk_buff *in_skb, struct nlmsghdr *nlh)
static int inet6_rtm_getaddr(struct sk_buff *in_skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(in_skb->sk);
struct ifaddrmsg *ifm;
......@@ -4898,7 +4902,7 @@ static int inet6_rtm_getaddr(struct sk_buff *in_skb, struct nlmsghdr *nlh)
int err;
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv6_policy,
NULL);
extack);
if (err < 0)
goto errout;
......
......@@ -404,7 +404,8 @@ static const struct nla_policy ifal_policy[IFAL_MAX+1] = {
[IFAL_LABEL] = { .len = sizeof(u32), },
};
static int ip6addrlbl_newdel(struct sk_buff *skb, struct nlmsghdr *nlh)
static int ip6addrlbl_newdel(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct ifaddrlblmsg *ifal;
......@@ -413,7 +414,8 @@ static int ip6addrlbl_newdel(struct sk_buff *skb, struct nlmsghdr *nlh)
u32 label;
int err = 0;
err = nlmsg_parse(nlh, sizeof(*ifal), tb, IFAL_MAX, ifal_policy, NULL);
err = nlmsg_parse(nlh, sizeof(*ifal), tb, IFAL_MAX, ifal_policy,
extack);
if (err < 0)
return err;
......@@ -521,7 +523,8 @@ static inline int ip6addrlbl_msgsize(void)
+ nla_total_size(4); /* IFAL_LABEL */
}
static int ip6addrlbl_get(struct sk_buff *in_skb, struct nlmsghdr *nlh)
static int ip6addrlbl_get(struct sk_buff *in_skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(in_skb->sk);
struct ifaddrlblmsg *ifal;
......@@ -532,7 +535,8 @@ static int ip6addrlbl_get(struct sk_buff *in_skb, struct nlmsghdr *nlh)
struct ip6addrlbl_entry *p;
struct sk_buff *skb;
err = nlmsg_parse(nlh, sizeof(*ifal), tb, IFAL_MAX, ifal_policy, NULL);
err = nlmsg_parse(nlh, sizeof(*ifal), tb, IFAL_MAX, ifal_policy,
extack);
if (err < 0)
return err;
......
......@@ -3260,7 +3260,8 @@ static int ip6_route_multipath_del(struct fib6_config *cfg)
return last_err;
}
static int inet6_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh)
static int inet6_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct fib6_config cfg;
int err;
......@@ -3277,7 +3278,8 @@ static int inet6_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh)
}
}
static int inet6_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh)
static int inet6_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct fib6_config cfg;
int err;
......@@ -3565,7 +3567,8 @@ int rt6_dump_route(struct rt6_info *rt, void *p_arg)
NLM_F_MULTI);
}
static int inet6_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh)
static int inet6_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(in_skb->sk);
struct nlattr *tb[RTA_MAX+1];
......@@ -3576,7 +3579,7 @@ static int inet6_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh)
int err, iif = 0, oif = 0;
err = nlmsg_parse(nlh, sizeof(*rtm), tb, RTA_MAX, rtm_ipv6_policy,
NULL);
extack);
if (err < 0)
goto errout;
......
......@@ -1110,7 +1110,8 @@ static const struct nla_policy devconf_mpls_policy[NETCONFA_MAX + 1] = {
};
static int mpls_netconf_get_devconf(struct sk_buff *in_skb,
struct nlmsghdr *nlh)
struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(in_skb->sk);
struct nlattr *tb[NETCONFA_MAX + 1];
......@@ -1746,7 +1747,8 @@ static int rtm_to_route_config(struct sk_buff *skb, struct nlmsghdr *nlh,
return err;
}
static int mpls_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh)
static int mpls_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct mpls_route_config *cfg;
int err;
......@@ -1767,7 +1769,8 @@ static int mpls_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh)
}
static int mpls_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh)
static int mpls_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct mpls_route_config *cfg;
int err;
......
......@@ -61,7 +61,8 @@ static const struct nla_policy ifa_phonet_policy[IFA_MAX+1] = {
[IFA_LOCAL] = { .type = NLA_U8 },
};
static int addr_doit(struct sk_buff *skb, struct nlmsghdr *nlh)
static int addr_doit(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct nlattr *tb[IFA_MAX+1];
......@@ -79,7 +80,7 @@ static int addr_doit(struct sk_buff *skb, struct nlmsghdr *nlh)
ASSERT_RTNL();
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_phonet_policy,
NULL);
extack);
if (err < 0)
return err;
......@@ -227,7 +228,8 @@ static const struct nla_policy rtm_phonet_policy[RTA_MAX+1] = {
[RTA_OIF] = { .type = NLA_U32 },
};
static int route_doit(struct sk_buff *skb, struct nlmsghdr *nlh)
static int route_doit(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct nlattr *tb[RTA_MAX+1];
......@@ -245,7 +247,7 @@ static int route_doit(struct sk_buff *skb, struct nlmsghdr *nlh)
ASSERT_RTNL();
err = nlmsg_parse(nlh, sizeof(*rtm), tb, RTA_MAX, rtm_phonet_policy,
NULL);
extack);
if (err < 0)
return err;
......
......@@ -943,7 +943,8 @@ static const struct nla_policy qrtr_policy[IFA_MAX + 1] = {
[IFA_LOCAL] = { .type = NLA_U32 },
};
static int qrtr_addr_doit(struct sk_buff *skb, struct nlmsghdr *nlh)
static int qrtr_addr_doit(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack)
{
struct nlattr *tb[IFA_MAX + 1];
struct ifaddrmsg *ifm;
......@@ -957,7 +958,7 @@ static int qrtr_addr_doit(struct sk_buff *skb, struct nlmsghdr *nlh)
ASSERT_RTNL();
rc = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, qrtr_policy, NULL);
rc = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, qrtr_policy, extack);
if (rc < 0)
return rc;
......
......@@ -993,7 +993,8 @@ static int tcf_action_add(struct net *net, struct nlattr *nla,
return tcf_add_notify(net, n, &actions, portid);
}
static int tc_ctl_action(struct sk_buff *skb, struct nlmsghdr *n)
static int tc_ctl_action(struct sk_buff *skb, struct nlmsghdr *n,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct nlattr *tca[TCA_ACT_MAX + 1];
......@@ -1005,7 +1006,7 @@ static int tc_ctl_action(struct sk_buff *skb, struct nlmsghdr *n)
return -EPERM;
ret = nlmsg_parse(n, sizeof(struct tcamsg), tca, TCA_ACT_MAX, NULL,
NULL);
extack);
if (ret < 0)
return ret;
......
......@@ -201,7 +201,8 @@ EXPORT_SYMBOL(tcf_destroy_chain);
/* Add/change/delete/get a filter node */
static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n)
static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct nlattr *tca[TCA_MAX + 1];
......@@ -229,7 +230,7 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n)
replay:
tp_created = 0;
err = nlmsg_parse(n, sizeof(*t), tca, TCA_MAX, NULL, NULL);
err = nlmsg_parse(n, sizeof(*t), tca, TCA_MAX, NULL, extack);
if (err < 0)
return err;
......
......@@ -1125,7 +1125,8 @@ check_loop_fn(struct Qdisc *q, unsigned long cl, struct qdisc_walker *w)
* Delete/get qdisc.
*/
static int tc_get_qdisc(struct sk_buff *skb, struct nlmsghdr *n)
static int tc_get_qdisc(struct sk_buff *skb, struct nlmsghdr *n,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct tcmsg *tcm = nlmsg_data(n);
......@@ -1140,7 +1141,7 @@ static int tc_get_qdisc(struct sk_buff *skb, struct nlmsghdr *n)
!netlink_ns_capable(skb, net->user_ns, CAP_NET_ADMIN))
return -EPERM;
err = nlmsg_parse(n, sizeof(*tcm), tca, TCA_MAX, NULL, NULL);
err = nlmsg_parse(n, sizeof(*tcm), tca, TCA_MAX, NULL, extack);
if (err < 0)
return err;
......@@ -1194,7 +1195,8 @@ static int tc_get_qdisc(struct sk_buff *skb, struct nlmsghdr *n)
* Create/change qdisc.
*/
static int tc_modify_qdisc(struct sk_buff *skb, struct nlmsghdr *n)
static int tc_modify_qdisc(struct sk_buff *skb, struct nlmsghdr *n,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct tcmsg *tcm;
......@@ -1209,7 +1211,7 @@ static int tc_modify_qdisc(struct sk_buff *skb, struct nlmsghdr *n)
replay:
/* Reinit, just in case something touches this. */
err = nlmsg_parse(n, sizeof(*tcm), tca, TCA_MAX, NULL, NULL);
err = nlmsg_parse(n, sizeof(*tcm), tca, TCA_MAX, NULL, extack);
if (err < 0)
return err;
......@@ -1567,7 +1569,8 @@ static int tc_dump_qdisc(struct sk_buff *skb, struct netlink_callback *cb)
static int tc_ctl_tclass(struct sk_buff *skb, struct nlmsghdr *n)
static int tc_ctl_tclass(struct sk_buff *skb, struct nlmsghdr *n,
struct netlink_ext_ack *extack)
{
struct net *net = sock_net(skb->sk);
struct tcmsg *tcm = nlmsg_data(n);
......@@ -1586,7 +1589,7 @@ static int tc_ctl_tclass(struct sk_buff *skb, struct nlmsghdr *n)
!netlink_ns_capable(skb, net->user_ns, CAP_NET_ADMIN))
return -EPERM;
err = nlmsg_parse(n, sizeof(*tcm), tca, TCA_MAX, NULL, NULL);
err = nlmsg_parse(n, sizeof(*tcm), tca, TCA_MAX, NULL, extack);
if (err < 0)
return err;
......
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