Message ID | 52FDEF4E.3010806@cn.fujitsu.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Duan Jiong <duanj.fnst@cn.fujitsu.com> Date: Fri, 14 Feb 2014 18:26:22 +0800 > since commit 251da413("ipv4: Cache ip_error() routes even when not forwarding."), > the counter IPSTATS_MIB_INADDRERRORS can't work correctly, because the value of > err was always set to ENETUNREACH. > > Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com> Applied, thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 25071b4..6f6dd85 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1695,8 +1695,11 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr, fl4.daddr = daddr; fl4.saddr = saddr; err = fib_lookup(net, &fl4, &res); - if (err != 0) + if (err != 0) { + if (!IN_DEV_FORWARD(in_dev)) + err = -EHOSTUNREACH; goto no_route; + } RT_CACHE_STAT_INC(in_slow_tot); @@ -1712,8 +1715,10 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr, goto local_input; } - if (!IN_DEV_FORWARD(in_dev)) + if (!IN_DEV_FORWARD(in_dev)) { + err = -EHOSTUNREACH; goto no_route; + } if (res.type != RTN_UNICAST) goto martian_destination;
since commit 251da413("ipv4: Cache ip_error() routes even when not forwarding."), the counter IPSTATS_MIB_INADDRERRORS can't work correctly, because the value of err was always set to ENETUNREACH. Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com> --- net/ipv4/route.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)