diff options
| author | Jiri Pirko <jiri@nvidia.com> | 2023-02-13 12:58:36 +0100 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2023-02-14 14:04:21 +0100 |
| commit | 2edd92570441dd33246210042dc167319a5cf7e3 (patch) | |
| tree | e89ee574eda45fdd8f41927794945b0127a4fcec /net/devlink | |
| parent | dca5161f9bd052e9e73be90716ffd57e8762c697 (diff) | |
devlink: don't allow to change net namespace for FW_ACTIVATE reload action
The change on network namespace only makes sense during re-init reload
action. For FW activation it is not applicable. So check if user passed
an ATTR indicating network namespace change request and forbid it.
Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/20230213115836.3404039-1-jiri@resnulli.us
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'net/devlink')
| -rw-r--r-- | net/devlink/dev.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/devlink/dev.c b/net/devlink/dev.c index ab4e0f3c4e3d..b40153fa2680 100644 --- a/net/devlink/dev.c +++ b/net/devlink/dev.c @@ -476,6 +476,12 @@ int devlink_nl_cmd_reload(struct sk_buff *skb, struct genl_info *info) dest_net = devlink_netns_get(skb, info); if (IS_ERR(dest_net)) return PTR_ERR(dest_net); + if (!net_eq(dest_net, devlink_net(devlink)) && + action != DEVLINK_RELOAD_ACTION_DRIVER_REINIT) { + NL_SET_ERR_MSG_MOD(info->extack, + "Changing namespace is only supported for reinit action"); + return -EOPNOTSUPP; + } } err = devlink_reload(devlink, dest_net, action, limit, &actions_performed, info->extack); |