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authorXiao Liang <shaw.leon@gmail.com>2025-02-19 20:50:29 +0800
committerJakub Kicinski <kuba@kernel.org>2025-02-21 15:28:02 -0800
commitcf517ac16ad96f3953d65ea198c0b310a1ffa14f (patch)
treed8243f30ed1f38dda34dae12a11885eeff4c3de5 /drivers/net/macsec.c
parentrtnetlink: Pack newlink() params into struct (diff)
downloadwireguard-linux-cf517ac16ad96f3953d65ea198c0b310a1ffa14f.tar.xz
wireguard-linux-cf517ac16ad96f3953d65ea198c0b310a1ffa14f.zip
net: Use link/peer netns in newlink() of rtnl_link_ops
Add two helper functions - rtnl_newlink_link_net() and rtnl_newlink_peer_net() for netns fallback logic. Peer netns falls back to link netns, and link netns falls back to source netns. Convert the use of params->net in netdevice drivers to one of the helper functions for clarity. Signed-off-by: Xiao Liang <shaw.leon@gmail.com> Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com> Link: https://patch.msgid.link/20250219125039.18024-4-shaw.leon@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/macsec.c')
-rw-r--r--drivers/net/macsec.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 1869b0513f57..4de5d63fd577 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -4145,10 +4145,10 @@ static int macsec_newlink(struct net_device *dev,
struct rtnl_newlink_params *params,
struct netlink_ext_ack *extack)
{
+ struct net *link_net = rtnl_newlink_link_net(params);
struct macsec_dev *macsec = macsec_priv(dev);
struct nlattr **data = params->data;
struct nlattr **tb = params->tb;
- struct net *net = params->net;
rx_handler_func_t *rx_handler;
u8 icv_len = MACSEC_DEFAULT_ICV_LEN;
struct net_device *real_dev;
@@ -4157,7 +4157,7 @@ static int macsec_newlink(struct net_device *dev,
if (!tb[IFLA_LINK])
return -EINVAL;
- real_dev = __dev_get_by_index(net, nla_get_u32(tb[IFLA_LINK]));
+ real_dev = __dev_get_by_index(link_net, nla_get_u32(tb[IFLA_LINK]));
if (!real_dev)
return -ENODEV;
if (real_dev->type != ARPHRD_ETHER)