From: Hangbin Liu <liuhangbin@gmail.com>
Date: Fri, 22 Dec 2017 15:10:17 +0100
Subject: l2tp: fix missing print session offset info
Patch-mainline: v4.16-rc1
Git-commit: 820da5357572715c6235ba3b3daa2d5b43a1198f
References: bsc#1076830
Report offset parameter in L2TP_CMD_SESSION_GET command if
it has been configured by userspace
Fixes: 309795f4bec ("l2tp: Add netlink control API for L2TP")
Reported-by: Jianlin Shi <jishi@redhat.com>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Michal Kubecek <mkubecek@suse.cz>
---
net/l2tp/l2tp_netlink.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c
index fc569e89c130..f008c354d8b0 100644
--- a/net/l2tp/l2tp_netlink.c
+++ b/net/l2tp/l2tp_netlink.c
@@ -758,6 +758,8 @@ static int l2tp_nl_session_send(struct sk_buff *skb, u32 portid, u32 seq, int fl
if ((session->ifname[0] &&
nla_put_string(skb, L2TP_ATTR_IFNAME, session->ifname)) ||
+ (session->offset &&
+ nla_put_u16(skb, L2TP_ATTR_OFFSET, session->offset)) ||
(session->cookie_len &&
nla_put(skb, L2TP_ATTR_COOKIE, session->cookie_len,
&session->cookie[0])) ||
--
2.16.1