AcoSail/kernel_optimize_test
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net: raw: do not report ICMP redirects to user space

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Redirect isn't an error condition, it should leave
the error handler without touching the socket.

Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Duan Jiong 2013-09-20 18:21:25 +08:00 committed by David S. Miller
parent 1a462d1892
commit 8d65b1190d
2 changed files with 6 additions and 2 deletions
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4
net/ipv4/raw.c
View File

@ -218,8 +218,10 @@ static void raw_err(struct sock *sk, struct sk_buff *skb, u32 info)
if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED)
ipv4_sk_update_pmtu(skb, sk, info);
else if (type == ICMP_REDIRECT)
else if (type == ICMP_REDIRECT) {
ipv4_sk_redirect(skb, sk);
return;
}
/* Report error on raw socket, if:
1. User requested ip_recverr.

4
net/ipv6/raw.c
View File

@ -335,8 +335,10 @@ static void rawv6_err(struct sock *sk, struct sk_buff *skb,
ip6_sk_update_pmtu(skb, sk, info);
harderr = (np->pmtudisc == IPV6_PMTUDISC_DO);
}
if (type == NDISC_REDIRECT)
if (type == NDISC_REDIRECT) {
ip6_sk_redirect(skb, sk);
return;
}
if (np->recverr) {
u8 *payload = skb->data;
if (!inet->hdrincl)