There's not need to report these to kernel-janitors if it's a
net-next specific issue and I'm going to fix it up 5 minutes
after you report it.
====================
[PATCH] ipv4: Fix warnings in ip_do_redirect() for some configurations.
Reported-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
---
net/ipv4/route.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 23bbe29..9319bf1 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1275,12 +1275,9 @@ static void rt_del(unsigned int hash, struct rtable *rt)
static void ip_do_redirect(struct dst_entry *dst, struct sk_buff *skb)
{
- const struct iphdr *iph = (const struct iphdr *) skb->data;
__be32 new_gw = icmp_hdr(skb)->un.gateway;
__be32 old_gw = ip_hdr(skb)->saddr;
struct net_device *dev = skb->dev;
- __be32 daddr = iph->daddr;
- __be32 saddr = iph->saddr;
struct in_device *in_dev;
struct neighbour *n;
struct rtable *rt;
@@ -1336,11 +1333,16 @@ static void ip_do_redirect(struct dst_entry *dst, struct sk_buff *skb)
reject_redirect:
#ifdef CONFIG_IP_ROUTE_VERBOSE
- if (IN_DEV_LOG_MARTIANS(in_dev))
+ if (IN_DEV_LOG_MARTIANS(in_dev)) {
+ const struct iphdr *iph = (const struct iphdr *) skb->data;
+ __be32 daddr = iph->daddr;
+ __be32 saddr = iph->saddr;
+
net_info_ratelimited("Redirect from %pI4 on %s about %pI4 ignored\n"
" Advised path = %pI4 -> %pI4\n",
&old_gw, dev->name, &new_gw,
&saddr, &daddr);
+ }
#endif
;
}
--
1.7.10.4
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