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l2tp: fix missing print session offset info 

Report offset parameter in L2TP_CMD_SESSION_GET command if
it has been configured by userspace

Fixes: 309795f4be ("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>
This commit is contained in:
Hangbin Liu 2017-12-22 15:10:17 +01:00 committed by David S. Miller
parent 9f30e5c5c2
commit 820da53575
1 changed files with 2 additions and 0 deletions
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2
net/l2tp/l2tp_netlink.c
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@ -761,6 +761,8 @@ static int l2tp_nl_session_send(struct sk_buff *skb, u32 portid, u32 seq, int fl
if ((session->ifname[0] && if ((session->ifname[0] &&
nla_put_string(skb, L2TP_ATTR_IFNAME, session->ifname)) || nla_put_string(skb, L2TP_ATTR_IFNAME, session->ifname)) ||
(session->offset &&
nla_put_u16(skb, L2TP_ATTR_OFFSET, session->offset)) ||
(session->cookie_len && (session->cookie_len &&
nla_put(skb, L2TP_ATTR_COOKIE, session->cookie_len, nla_put(skb, L2TP_ATTR_COOKIE, session->cookie_len,
&session->cookie[0])) || &session->cookie[0])) ||