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net: rtnetlink: plumb extended ack to doit function

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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: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Ahern 2017-04-16 09:48:24 -07:00 committed by David S. Miller
parent af3b5158b8
commit c21ef3e343
26 changed files with 162 additions and 99 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
drivers/net/vrf.c
View file

@ -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;
}

6
include/net/fib_rules.h
View file

@ -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

3
include/net/rtnetlink.h
View file

@ -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 *);

6
net/bridge/br_mdb.c
View file

@ -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;

6
net/can/gw.c
View file

@ -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;

10
net/core/fib_rules.c
View file

@ -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;

15
net/core/neighbour.c
View file

@ -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;

10
net/core/net_namespace.c
View file

@ -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])

42
net/core/rtnetlink.c
View file

@ -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)

5
net/dcb/dcbnl.c
View file

@ -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;

12
net/decnet/dn_dev.c
View file

@ -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;

10
net/decnet/dn_fib.c
View file

@ -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;

6
net/decnet/dn_route.c
View file

@ -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;

13
net/ipv4/devinet.c
View file

@ -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;

6
net/ipv4/fib_frontend.c
View file

@ -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;

10
net/ipv4/ipmr.c
View file

@ -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;

5
net/ipv4/route.c
View file

@ -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;

20
net/ipv6/addrconf.c
View file

@ -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;

12
net/ipv6/addrlabel.c
View file

@ -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;

11
net/ipv6/route.c
View file

@ -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;

9
net/mpls/af_mpls.c
View file

@ -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;

10
net/phonet/pn_netlink.c
View file

@ -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;

5
net/qrtr/qrtr.c
View file

@ -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;

5
net/sched/act_api.c
View file

@ -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;

5
net/sched/cls_api.c
View file

@ -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;

15
net/sched/sch_api.c
View file

@ -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;