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devlink: move devlink_nl_put_nested_handle() into netlink.c

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As the next patch is going to call this helper out of the linecard.c,
move to netlink.c.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2023-09-13 09:12:36 +02:00 committed by David S. Miller
parent ad99637ac9
commit af1f1400af
3 changed files with 28 additions and 26 deletions
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2
net/devlink/devl_internal.h
View File

@ -145,6 +145,8 @@ devlink_nl_put_handle(struct sk_buff *msg, struct devlink *devlink)
return 0;
}
int devlink_nl_put_nested_handle(struct sk_buff *msg, struct net *net,
struct devlink *devlink);
int devlink_nl_msg_reply_and_new(struct sk_buff **msg, struct genl_info *info);
/* Notify */

26
net/devlink/linecard.c
View File

@ -65,32 +65,6 @@ devlink_linecard_get_from_info(struct devlink *devlink, struct genl_info *info)
return devlink_linecard_get_from_attrs(devlink, info->attrs);
}
static int devlink_nl_put_nested_handle(struct sk_buff *msg, struct net *net,
struct devlink *devlink)
{
struct nlattr *nested_attr;
nested_attr = nla_nest_start(msg, DEVLINK_ATTR_NESTED_DEVLINK);
if (!nested_attr)
return -EMSGSIZE;
if (devlink_nl_put_handle(msg, devlink))
goto nla_put_failure;
if (!net_eq(net, devlink_net(devlink))) {
int id = peernet2id_alloc(net, devlink_net(devlink),
GFP_KERNEL);
if (nla_put_s32(msg, DEVLINK_ATTR_NETNS_ID, id))
return -EMSGSIZE;
}
nla_nest_end(msg, nested_attr);
return 0;
nla_put_failure:
nla_nest_cancel(msg, nested_attr);
return -EMSGSIZE;
}
struct devlink_linecard_type {
const char *type;
const void *priv;

26
net/devlink/netlink.c
View File

@ -82,6 +82,32 @@ static const struct nla_policy devlink_nl_policy[DEVLINK_ATTR_MAX + 1] = {
[DEVLINK_ATTR_REGION_DIRECT] = { .type = NLA_FLAG },
};
int devlink_nl_put_nested_handle(struct sk_buff *msg, struct net *net,
struct devlink *devlink)
{
struct nlattr *nested_attr;
nested_attr = nla_nest_start(msg, DEVLINK_ATTR_NESTED_DEVLINK);
if (!nested_attr)
return -EMSGSIZE;
if (devlink_nl_put_handle(msg, devlink))
goto nla_put_failure;
if (!net_eq(net, devlink_net(devlink))) {
int id = peernet2id_alloc(net, devlink_net(devlink),
GFP_KERNEL);
if (nla_put_s32(msg, DEVLINK_ATTR_NETNS_ID, id))
return -EMSGSIZE;
}
nla_nest_end(msg, nested_attr);
return 0;
nla_put_failure:
nla_nest_cancel(msg, nested_attr);
return -EMSGSIZE;
}
int devlink_nl_msg_reply_and_new(struct sk_buff **msg, struct genl_info *info)
{
int err;