[PATCH 2/6] [IPV4] SNMP: Support InNoRoutes
From: Mitsuru Chinen <hidden>
Date: 2007-04-17 11:13:28
Subsystem:
networking [general], networking [ipv4/ipv6], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, David Ahern, Ido Schimmel, Linus Torvalds
An IP datagram which is being discarded because of no routes in the forwarding path should be counted as InNoRoutes. Signed-off-by: Mitsuru Chinen <redacted> --- net/ipv4/ip_input.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index 324e7e0..63ab523 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c@@ -340,6 +340,8 @@ static inline int ip_rcv_finish(struct s if (unlikely(err)) { if (err == -EHOSTUNREACH) IP_INC_STATS_BH(IPSTATS_MIB_INADDRERRORS); + else if (err == -ENETUNREACH) + IP_INC_STATS_BH(IPSTATS_MIB_INNOROUTES); goto drop; } }
--
1.4.3.4