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authorTom Parkin <tparkin@katalix.com>2020-09-29 13:35:41 +0100
committerDavid S. Miller <davem@davemloft.net>2020-09-29 13:26:36 -0700
commit3f47cb4c1cf3bceb2438ea962bfffc6665ee4a9f (patch)
tree0896a884b9d8ec67f101cbea7689ec8f8780361b /net/l2tp
parent2bd056f550808eaa2c34a14169c99f81ead083a7 (diff)
l2tp: report rx cookie discards in netlink get
When an L2TPv3 session receives a data frame with an incorrect cookie l2tp_core logs a warning message and bumps a stats counter to reflect the fact that the packet has been dropped. However, the stats counter in question is missing from the l2tp_netlink get message for tunnel and session instances. Include the statistic in the netlink get response. Signed-off-by: Tom Parkin <tparkin@katalix.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/l2tp')
-rw-r--r--net/l2tp/l2tp_netlink.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c
index 83c015f7f20d..5ca5056e9636 100644
--- a/net/l2tp/l2tp_netlink.c
+++ b/net/l2tp/l2tp_netlink.c
@@ -420,6 +420,9 @@ static int l2tp_nl_tunnel_send(struct sk_buff *skb, u32 portid, u32 seq, int fla
nla_put_u64_64bit(skb, L2TP_ATTR_RX_SEQ_DISCARDS,
atomic_long_read(&tunnel->stats.rx_seq_discards),
L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_COOKIE_DISCARDS,
+ atomic_long_read(&tunnel->stats.rx_cookie_discards),
+ L2TP_ATTR_STATS_PAD) ||
nla_put_u64_64bit(skb, L2TP_ATTR_RX_OOS_PACKETS,
atomic_long_read(&tunnel->stats.rx_oos_packets),
L2TP_ATTR_STATS_PAD) ||
@@ -760,6 +763,9 @@ static int l2tp_nl_session_send(struct sk_buff *skb, u32 portid, u32 seq, int fl
nla_put_u64_64bit(skb, L2TP_ATTR_RX_SEQ_DISCARDS,
atomic_long_read(&session->stats.rx_seq_discards),
L2TP_ATTR_STATS_PAD) ||
+ nla_put_u64_64bit(skb, L2TP_ATTR_RX_COOKIE_DISCARDS,
+ atomic_long_read(&session->stats.rx_cookie_discards),
+ L2TP_ATTR_STATS_PAD) ||
nla_put_u64_64bit(skb, L2TP_ATTR_RX_OOS_PACKETS,
atomic_long_read(&session->stats.rx_oos_packets),
L2TP_ATTR_STATS_PAD) ||