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authorGeliang Tang <tanggeliang@kylinos.cn>2024-03-01 19:18:37 +0100
committerDavid S. Miller <davem@davemloft.net>2024-03-04 13:07:46 +0000
commit564ae6794ec5f050bb6df4446820777e7253f960 (patch)
treef64cfc7c2bcf91d31140eff884f86ba737425304 /net/mptcp
parentd32c8fb1c881478e4af8e6ac3c922d35c8ba3ca8 (diff)
mptcp: get addr in userspace pm list
This patch renames mptcp_pm_nl_get_addr_doit() as a dedicated in-kernel netlink PM get addr function mptcp_pm_nl_get_addr(). and invoke a new wrapper mptcp_pm_get_addr() in mptcp_pm_nl_get_addr_doit. If a token is gotten in the wrapper, that means a userspace PM is used. So invoke mptcp_userspace_pm_get_addr() to get addr in userspace PM list. Otherwise, invoke mptcp_pm_nl_get_addr(). Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn> Reviewed-by: Matthieu Baerts (NGI0) <matttbe@kernel.org> Reviewed-by: Mat Martineau <martineau@kernel.org> Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp')
-rw-r--r--net/mptcp/pm.c7
-rw-r--r--net/mptcp/pm_netlink.c7
-rw-r--r--net/mptcp/protocol.h2
3 files changed, 15 insertions, 1 deletions
diff --git a/net/mptcp/pm.c b/net/mptcp/pm.c
index 193198cec74a..b4bdd92a5648 100644
--- a/net/mptcp/pm.c
+++ b/net/mptcp/pm.c
@@ -441,6 +441,13 @@ int mptcp_pm_get_flags_and_ifindex_by_id(struct mptcp_sock *msk, unsigned int id
return mptcp_pm_nl_get_flags_and_ifindex_by_id(msk, id, flags, ifindex);
}
+int mptcp_pm_get_addr(struct sk_buff *skb, struct genl_info *info)
+{
+ if (info->attrs[MPTCP_PM_ATTR_TOKEN])
+ return mptcp_userspace_pm_get_addr(skb, info);
+ return mptcp_pm_nl_get_addr(skb, info);
+}
+
int mptcp_pm_dump_addr(struct sk_buff *msg, struct netlink_callback *cb)
{
const struct genl_info *info = genl_info_dump(cb);
diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c
index 5fae35b6b305..16f8bd47f4b8 100644
--- a/net/mptcp/pm_netlink.c
+++ b/net/mptcp/pm_netlink.c
@@ -1672,7 +1672,7 @@ nla_put_failure:
return -EMSGSIZE;
}
-int mptcp_pm_nl_get_addr_doit(struct sk_buff *skb, struct genl_info *info)
+int mptcp_pm_nl_get_addr(struct sk_buff *skb, struct genl_info *info)
{
struct nlattr *attr = info->attrs[MPTCP_PM_ENDPOINT_ADDR];
struct pm_nl_pernet *pernet = genl_info_pm_nl(info);
@@ -1722,6 +1722,11 @@ fail:
return ret;
}
+int mptcp_pm_nl_get_addr_doit(struct sk_buff *skb, struct genl_info *info)
+{
+ return mptcp_pm_get_addr(skb, info);
+}
+
int mptcp_pm_nl_dump_addr(struct sk_buff *msg,
struct netlink_callback *cb)
{
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h
index f848e0203e88..de9f0ff6dd30 100644
--- a/net/mptcp/protocol.h
+++ b/net/mptcp/protocol.h
@@ -1069,6 +1069,8 @@ int mptcp_pm_nl_dump_addr(struct sk_buff *msg,
struct netlink_callback *cb);
int mptcp_userspace_pm_dump_addr(struct sk_buff *msg,
struct netlink_callback *cb);
+int mptcp_pm_get_addr(struct sk_buff *skb, struct genl_info *info);
+int mptcp_pm_nl_get_addr(struct sk_buff *skb, struct genl_info *info);
int mptcp_userspace_pm_get_addr(struct sk_buff *skb,
struct genl_info *info);