rtnetlink: Remove "net" from newlink params

Now that devices have been converted to use the specific netns instead
of ambiguous "net", let's remove it from newlink parameters.

Signed-off-by: Xiao Liang <shaw.leon@gmail.com>
Signed-off-by: NipaLocal <nipa@local>

Author: leonshaw

include/net/rtnetlink.h

@@ -72,7 +72,6 @@ static inline int rtnl_msg_family(const struct nlmsghdr *nlh)
 /**
  *	struct rtnl_newlink_params - parameters of rtnl_link_ops::newlink()
  *
- *	@net: Netns of interest
  *	@src_net: Source netns of rtnetlink socket
  *	@link_net: Link netns by IFLA_LINK_NETNSID, NULL if not specified
  *	@peer_net: Peer netns
@@ -82,7 +81,6 @@ static inline int rtnl_msg_family(const struct nlmsghdr *nlh)
  *	@extack: Netlink extended ACK
  */
 struct rtnl_newlink_params {
-	struct net *net;
 	struct net *src_net;
 	struct net *link_net;
 	struct net *peer_net;

net/core/rtnetlink.c

@@ -3764,7 +3764,6 @@ static int rtnl_newlink_create(struct sk_buff *skb, struct ifinfomsg *ifm,
 	char ifname[IFNAMSIZ];
 	int err;
 	struct rtnl_newlink_params params = {
-		.net = net,
 		.src_net = net,
 		.link_net = link_net,
 		.peer_net = peer_net,
@@ -3793,11 +3792,6 @@ static int rtnl_newlink_create(struct sk_buff *skb, struct ifinfomsg *ifm,
 	dev->ifindex = ifm->ifi_index;
 	params.dev = dev;
 
-	if (link_net)
-		params.net = link_net;
-	if (peer_net)
-		params.net = peer_net;
-
 	if (ops->newlink)
 		err = ops->newlink(&params);
 	else