diff options
| -rw-r--r-- | include/net/inetpeer.h | 1 | ||||
| -rw-r--r-- | net/ipv4/inetpeer.c | 1 | ||||
| -rw-r--r-- | net/ipv4/route.c | 7 |
3 files changed, 7 insertions, 2 deletions
diff --git a/include/net/inetpeer.h b/include/net/inetpeer.h index 80479abddf73..43c946450b32 100644 --- a/include/net/inetpeer.h +++ b/include/net/inetpeer.h @@ -35,6 +35,7 @@ struct inet_peer { u32 metrics[RTAX_MAX]; u32 rate_tokens; /* rate limiting for ICMP */ + u32 n_redirects; unsigned long rate_last; union { struct list_head gc_list; diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c index 241afd743d2c..0571fd59a264 100644 --- a/net/ipv4/inetpeer.c +++ b/net/ipv4/inetpeer.c @@ -464,6 +464,7 @@ relookup: atomic_set(&p->rid, 0); p->metrics[RTAX_LOCK-1] = INETPEER_METRICS_NEW; p->rate_tokens = 0; + p->n_redirects = 0; /* 60*HZ is arbitrary, but chosen enough high so that the first * calculation of tokens is at its maximum. */ diff --git a/net/ipv4/route.c b/net/ipv4/route.c index b8a3a6c0b97a..ede610a4abc8 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -864,13 +864,15 @@ void ip_rt_send_redirect(struct sk_buff *skb) /* No redirected packets during ip_rt_redirect_silence; * reset the algorithm. */ - if (time_after(jiffies, peer->rate_last + ip_rt_redirect_silence)) + if (time_after(jiffies, peer->rate_last + ip_rt_redirect_silence)) { peer->rate_tokens = 0; + peer->n_redirects = 0; + } /* Too many ignored redirects; do not send anything * set dst.rate_last to the last seen redirected packet. */ - if (peer->rate_tokens >= ip_rt_redirect_number) { + if (peer->n_redirects >= ip_rt_redirect_number) { peer->rate_last = jiffies; goto out_put_peer; } @@ -887,6 +889,7 @@ void ip_rt_send_redirect(struct sk_buff *skb) icmp_send(skb, ICMP_REDIRECT, ICMP_REDIR_HOST, gw); peer->rate_last = jiffies; ++peer->rate_tokens; + ++peer->n_redirects; #ifdef CONFIG_IP_ROUTE_VERBOSE if (log_martians && peer->rate_tokens == ip_rt_redirect_number) |