netdev - [PATCH net-next v2 12/15] mptcp: deal with MPTCP_PM_ADDR_ATTR

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Message-Id: <20210201230920.66027-13-mathew.j.martineau@linux.intel.com>
Date:   Mon,  1 Feb 2021 15:09:17 -0800
From:   Mat Martineau <mathew.j.martineau@...ux.intel.com>
To:     netdev@...r.kernel.org
Cc:     Geliang Tang <geliangtang@...il.com>, davem@...emloft.net,
        kuba@...nel.org, mptcp@...ts.01.org,
        Mat Martineau <mathew.j.martineau@...ux.intel.com>
Subject: [PATCH net-next v2 12/15] mptcp: deal with MPTCP_PM_ADDR_ATTR_PORT in PM netlink

From: Geliang Tang <geliangtang@...il.com>

This patch adds MPTCP_PM_ADDR_ATTR_PORT filling and parsing in PM
netlink.

Signed-off-by: Geliang Tang <geliangtang@...il.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@...ux.intel.com>
---
 net/mptcp/pm_netlink.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c
index c610597bd58b..e7b1abb4f0c2 100644
--- a/net/mptcp/pm_netlink.c
+++ b/net/mptcp/pm_netlink.c
@@ -911,6 +911,9 @@ static int mptcp_pm_parse_addr(struct nlattr *attr, struct genl_info *info,
 	if (tb[MPTCP_PM_ADDR_ATTR_FLAGS])
 		entry->addr.flags = nla_get_u32(tb[MPTCP_PM_ADDR_ATTR_FLAGS]);
 
+	if (tb[MPTCP_PM_ADDR_ATTR_PORT])
+		entry->addr.port = htons(nla_get_u16(tb[MPTCP_PM_ADDR_ATTR_PORT]));
+
 	return 0;
 }
 
@@ -1177,6 +1180,8 @@ static int mptcp_nl_fill_addr(struct sk_buff *skb,
 
 	if (nla_put_u16(skb, MPTCP_PM_ADDR_ATTR_FAMILY, addr->family))
 		goto nla_put_failure;
+	if (nla_put_u16(skb, MPTCP_PM_ADDR_ATTR_PORT, ntohs(addr->port)))
+		goto nla_put_failure;
 	if (nla_put_u8(skb, MPTCP_PM_ADDR_ATTR_ID, addr->id))
 		goto nla_put_failure;
 	if (nla_put_u32(skb, MPTCP_PM_ADDR_ATTR_FLAGS, entry->addr.flags))
-- 
2.30.0