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authorDietmar Eggemann <dietmar.eggemann@gmx.de>2005-06-28 13:06:23 -0700
committerDavid S. Miller <davem@davemloft.net>2005-06-28 13:06:23 -0700
commit2c2910a401f1ce2ac9136171e7522e731e1a2a8c (patch)
treef7d9bc402481b402539f598cfa20646ec7561efe /net/ipv4/route.c
parentae9cda5d65f3d8a495241cbdcc2d56f721c83cc3 (diff)
[IPV4]: Snmpv2 Mib IP counter ipInAddrErrors support
I followed Thomas' proposal to see every martian destination as a case where the ipInAddrErrors counter has to be incremented. There are two advantages by doing so: (1) The relation between the ipInReceive counter and all the other ipInXXX counters is more accurate in the case the RTN_UNICAST code check fails and (2) it makes the code in ip_route_input_slow easier. Signed-off-by: Dietmar Eggemann <dietmar.eggemann@gmx.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/route.c')
-rw-r--r--net/ipv4/route.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 80cf633d9f4..12a1cf306f6 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1909,7 +1909,7 @@ static int ip_route_input_slow(struct sk_buff *skb, u32 daddr, u32 saddr,
*/
if ((err = fib_lookup(&fl, &res)) != 0) {
if (!IN_DEV_FORWARD(in_dev))
- goto e_inval;
+ goto e_hostunreach;
goto no_route;
}
free_res = 1;
@@ -1933,7 +1933,7 @@ static int ip_route_input_slow(struct sk_buff *skb, u32 daddr, u32 saddr,
}
if (!IN_DEV_FORWARD(in_dev))
- goto e_inval;
+ goto e_hostunreach;
if (res.type != RTN_UNICAST)
goto martian_destination;
@@ -2025,6 +2025,11 @@ martian_destination:
"%u.%u.%u.%u, dev %s\n",
NIPQUAD(daddr), NIPQUAD(saddr), dev->name);
#endif
+
+e_hostunreach:
+ err = -EHOSTUNREACH;
+ goto done;
+
e_inval:
err = -EINVAL;
goto done;