aboutsummaryrefslogtreecommitdiffstats
path: root/net
diff options
context:
space:
mode:
Diffstat (limited to 'net')
-rw-r--r--net/core/dev.c2
-rw-r--r--net/core/rtnetlink.c92
2 files changed, 10 insertions, 84 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 7efb4178ffef..ef9fe60ee294 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -6840,7 +6840,7 @@ static void rollback_registered_many(struct list_head *head)
if (!dev->rtnl_link_ops ||
dev->rtnl_link_state == RTNL_LINK_INITIALIZED)
- skb = rtmsg_ifinfo_build_skb(RTM_DELLINK, dev, ~0U, 0,
+ skb = rtmsg_ifinfo_build_skb(RTM_DELLINK, dev, ~0U,
GFP_KERNEL);
/*
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index b2bd4c9ee860..58419da7961b 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -944,7 +944,6 @@ static noinline size_t if_nlmsg_size(const struct net_device *dev,
+ nla_total_size(MAX_PHYS_ITEM_ID_LEN) /* IFLA_PHYS_SWITCH_ID */
+ nla_total_size(IFNAMSIZ) /* IFLA_PHYS_PORT_NAME */
+ rtnl_xdp_size(dev) /* IFLA_XDP */
- + nla_total_size(4) /* IFLA_EVENT */
+ nla_total_size(1); /* IFLA_PROTO_DOWN */
}
@@ -1277,70 +1276,9 @@ err_cancel:
return err;
}
-static int rtnl_fill_link_event(struct sk_buff *skb, unsigned long event)
-{
- u32 rtnl_event;
-
- switch (event) {
- case NETDEV_REBOOT:
- rtnl_event = IFLA_EVENT_REBOOT;
- break;
- case NETDEV_CHANGEMTU:
- rtnl_event = IFLA_EVENT_CHANGE_MTU;
- break;
- case NETDEV_CHANGEADDR:
- rtnl_event = IFLA_EVENT_CHANGE_ADDR;
- break;
- case NETDEV_CHANGENAME:
- rtnl_event = IFLA_EVENT_CHANGE_NAME;
- break;
- case NETDEV_FEAT_CHANGE:
- rtnl_event = IFLA_EVENT_FEAT_CHANGE;
- break;
- case NETDEV_BONDING_FAILOVER:
- rtnl_event = IFLA_EVENT_BONDING_FAILOVER;
- break;
- case NETDEV_POST_TYPE_CHANGE:
- rtnl_event = IFLA_EVENT_POST_TYPE_CHANGE;
- break;
- case NETDEV_NOTIFY_PEERS:
- rtnl_event = IFLA_EVENT_NOTIFY_PEERS;
- break;
- case NETDEV_CHANGEUPPER:
- rtnl_event = IFLA_EVENT_CHANGE_UPPER;
- break;
- case NETDEV_RESEND_IGMP:
- rtnl_event = IFLA_EVENT_RESEND_IGMP;
- break;
- case NETDEV_PRECHANGEMTU:
- rtnl_event = IFLA_EVENT_PRE_CHANGE_MTU;
- break;
- case NETDEV_CHANGEINFODATA:
- rtnl_event = IFLA_EVENT_CHANGE_INFO_DATA;
- break;
- case NETDEV_PRECHANGEUPPER:
- rtnl_event = IFLA_EVENT_PRE_CHANGE_UPPER;
- break;
- case NETDEV_CHANGELOWERSTATE:
- rtnl_event = IFLA_EVENT_CHANGE_LOWER_STATE;
- break;
- case NETDEV_UDP_TUNNEL_PUSH_INFO:
- rtnl_event = IFLA_EVENT_UDP_TUNNEL_PUSH_INFO;
- break;
- case NETDEV_CHANGE_TX_QUEUE_LEN:
- rtnl_event = IFLA_EVENT_CHANGE_TX_QUEUE_LEN;
- break;
- default:
- return 0;
- }
-
- return nla_put_u32(skb, IFLA_EVENT, rtnl_event);
-}
-
static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
int type, u32 pid, u32 seq, u32 change,
- unsigned int flags, u32 ext_filter_mask,
- unsigned long event)
+ unsigned int flags, u32 ext_filter_mask)
{
struct ifinfomsg *ifm;
struct nlmsghdr *nlh;
@@ -1389,9 +1327,6 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
nla_put_u8(skb, IFLA_PROTO_DOWN, dev->proto_down))
goto nla_put_failure;
- if (rtnl_fill_link_event(skb, event))
- goto nla_put_failure;
-
if (rtnl_fill_link_ifmap(skb, dev))
goto nla_put_failure;
@@ -1526,7 +1461,6 @@ static const struct nla_policy ifla_policy[IFLA_MAX+1] = {
[IFLA_LINK_NETNSID] = { .type = NLA_S32 },
[IFLA_PROTO_DOWN] = { .type = NLA_U8 },
[IFLA_XDP] = { .type = NLA_NESTED },
- [IFLA_EVENT] = { .type = NLA_U32 },
};
static const struct nla_policy ifla_info_policy[IFLA_INFO_MAX+1] = {
@@ -1685,7 +1619,7 @@ static int rtnl_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, 0,
flags,
- ext_filter_mask, 0);
+ ext_filter_mask);
/* If we ran out of room on the first message,
* we're in trouble
*/
@@ -2776,7 +2710,7 @@ static int rtnl_getlink(struct sk_buff *skb, struct nlmsghdr* nlh)
return -ENOBUFS;
err = rtnl_fill_ifinfo(nskb, dev, RTM_NEWLINK, NETLINK_CB(skb).portid,
- nlh->nlmsg_seq, 0, 0, ext_filter_mask, 0);
+ nlh->nlmsg_seq, 0, 0, ext_filter_mask);
if (err < 0) {
/* -EMSGSIZE implies BUG in if_nlmsg_size */
WARN_ON(err == -EMSGSIZE);
@@ -2848,8 +2782,7 @@ static int rtnl_dump_all(struct sk_buff *skb, struct netlink_callback *cb)
}
struct sk_buff *rtmsg_ifinfo_build_skb(int type, struct net_device *dev,
- unsigned int change,
- unsigned long event, gfp_t flags)
+ unsigned int change, gfp_t flags)
{
struct net *net = dev_net(dev);
struct sk_buff *skb;
@@ -2860,7 +2793,7 @@ struct sk_buff *rtmsg_ifinfo_build_skb(int type, struct net_device *dev,
if (skb == NULL)
goto errout;
- err = rtnl_fill_ifinfo(skb, dev, type, 0, 0, change, 0, 0, event);
+ err = rtnl_fill_ifinfo(skb, dev, type, 0, 0, change, 0, 0);
if (err < 0) {
/* -EMSGSIZE implies BUG in if_nlmsg_size() */
WARN_ON(err == -EMSGSIZE);
@@ -2881,25 +2814,18 @@ void rtmsg_ifinfo_send(struct sk_buff *skb, struct net_device *dev, gfp_t flags)
rtnl_notify(skb, net, 0, RTNLGRP_LINK, NULL, flags);
}
-static void rtmsg_ifinfo_event(int type, struct net_device *dev,
- unsigned int change, unsigned long event,
- gfp_t flags)
+void rtmsg_ifinfo(int type, struct net_device *dev, unsigned int change,
+ gfp_t flags)
{
struct sk_buff *skb;
if (dev->reg_state != NETREG_REGISTERED)
return;
- skb = rtmsg_ifinfo_build_skb(type, dev, change, event, flags);
+ skb = rtmsg_ifinfo_build_skb(type, dev, change, flags);
if (skb)
rtmsg_ifinfo_send(skb, dev, flags);
}
-
-void rtmsg_ifinfo(int type, struct net_device *dev, unsigned int change,
- gfp_t flags)
-{
- rtmsg_ifinfo_event(type, dev, change, 0, flags);
-}
EXPORT_SYMBOL(rtmsg_ifinfo);
static int nlmsg_populate_fdb_fill(struct sk_buff *skb,
@@ -4206,7 +4132,7 @@ static int rtnetlink_event(struct notifier_block *this, unsigned long event, voi
case NETDEV_CHANGELOWERSTATE:
case NETDEV_UDP_TUNNEL_PUSH_INFO:
case NETDEV_CHANGE_TX_QUEUE_LEN:
- rtmsg_ifinfo_event(RTM_NEWLINK, dev, 0, event, GFP_KERNEL);
+ rtmsg_ifinfo(RTM_NEWLINK, dev, 0, GFP_KERNEL);
break;
default:
break;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.