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Commit 1a462d18 authored by Duan Jiong's avatar Duan Jiong Committed by David S. Miller
Browse files

net: udp: do not report ICMP redirects to user space 



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

Signed-off-by: default avatarDuan Jiong <duanj.fnst@cn.fujitsu.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9fe34f5d

net/ipv4/udp.c

+1 −1
Original line number Diff line number Diff line
@@ -658,7 +658,7 @@ void __udp4_lib_err(struct sk_buff *skb, u32 info, struct udp_table *udptable) 
		break;

	case ICMP_REDIRECT:

		ipv4_sk_redirect(skb, sk);

		break;

		goto out;

	}



	/*

net/ipv6/udp.c

+3 −1
Original line number Diff line number Diff line
@@ -525,8 +525,10 @@ void __udp6_lib_err(struct sk_buff *skb, struct inet6_skb_parm *opt, 


	if (type == ICMPV6_PKT_TOOBIG)

		ip6_sk_update_pmtu(skb, sk, info);

	if (type == NDISC_REDIRECT)

	if (type == NDISC_REDIRECT) {

		ip6_sk_redirect(skb, sk);

		goto out;

	}



	np = inet6_sk(sk);