mirror of
				https://github.com/torvalds/linux.git
				synced 2025-11-04 02:30:34 +02:00 
			
		
		
		
	[NETNS][IPV6] icmp6 - make icmpv6_socket per namespace
This patch make the changes necessary to support network namespaces in ICMPv6. Signed-off-by: Benjamin Thery <benjamin.thery@bull.net> Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
		
							parent
							
								
									da6bb5c0c5
								
							
						
					
					
						commit
						9a43b709a2
					
				
					 1 changed files with 8 additions and 5 deletions
				
			
		| 
						 | 
				
			
			@ -163,6 +163,7 @@ static inline int icmpv6_xrlim_allow(struct sock *sk, int type,
 | 
			
		|||
				     struct flowi *fl)
 | 
			
		||||
{
 | 
			
		||||
	struct dst_entry *dst;
 | 
			
		||||
	struct net *net = sk->sk_net;
 | 
			
		||||
	int res = 0;
 | 
			
		||||
 | 
			
		||||
	/* Informational messages are not limited. */
 | 
			
		||||
| 
						 | 
				
			
			@ -178,7 +179,7 @@ static inline int icmpv6_xrlim_allow(struct sock *sk, int type,
 | 
			
		|||
	 * XXX: perhaps the expire for routing entries cloned by
 | 
			
		||||
	 * this lookup should be more aggressive (not longer than timeout).
 | 
			
		||||
	 */
 | 
			
		||||
	dst = ip6_route_output(&init_net, sk, fl);
 | 
			
		||||
	dst = ip6_route_output(net, sk, fl);
 | 
			
		||||
	if (dst->error) {
 | 
			
		||||
		IP6_INC_STATS(ip6_dst_idev(dst),
 | 
			
		||||
			      IPSTATS_MIB_OUTNOROUTES);
 | 
			
		||||
| 
						 | 
				
			
			@ -186,7 +187,7 @@ static inline int icmpv6_xrlim_allow(struct sock *sk, int type,
 | 
			
		|||
		res = 1;
 | 
			
		||||
	} else {
 | 
			
		||||
		struct rt6_info *rt = (struct rt6_info *)dst;
 | 
			
		||||
		int tmo = init_net.ipv6.sysctl.icmpv6_time;
 | 
			
		||||
		int tmo = net->ipv6.sysctl.icmpv6_time;
 | 
			
		||||
 | 
			
		||||
		/* Give more bandwidth to wider prefixes. */
 | 
			
		||||
		if (rt->rt6i_dst.plen < 128)
 | 
			
		||||
| 
						 | 
				
			
			@ -305,6 +306,7 @@ static inline void mip6_addr_swap(struct sk_buff *skb) {}
 | 
			
		|||
void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
 | 
			
		||||
		 struct net_device *dev)
 | 
			
		||||
{
 | 
			
		||||
	struct net *net = skb->dev->nd_net;
 | 
			
		||||
	struct inet6_dev *idev = NULL;
 | 
			
		||||
	struct ipv6hdr *hdr = ipv6_hdr(skb);
 | 
			
		||||
	struct sock *sk;
 | 
			
		||||
| 
						 | 
				
			
			@ -334,7 +336,7 @@ void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
 | 
			
		|||
	 */
 | 
			
		||||
	addr_type = ipv6_addr_type(&hdr->daddr);
 | 
			
		||||
 | 
			
		||||
	if (ipv6_chk_addr(&init_net, &hdr->daddr, skb->dev, 0))
 | 
			
		||||
	if (ipv6_chk_addr(net, &hdr->daddr, skb->dev, 0))
 | 
			
		||||
		saddr = &hdr->daddr;
 | 
			
		||||
 | 
			
		||||
	/*
 | 
			
		||||
| 
						 | 
				
			
			@ -391,7 +393,7 @@ void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
 | 
			
		|||
	fl.fl_icmp_code = code;
 | 
			
		||||
	security_skb_classify_flow(skb, &fl);
 | 
			
		||||
 | 
			
		||||
	sk = icmpv6_sk(&init_net);
 | 
			
		||||
	sk = icmpv6_sk(net);
 | 
			
		||||
	np = inet6_sk(sk);
 | 
			
		||||
 | 
			
		||||
	if (icmpv6_xmit_lock(sk))
 | 
			
		||||
| 
						 | 
				
			
			@ -507,6 +509,7 @@ EXPORT_SYMBOL(icmpv6_send);
 | 
			
		|||
 | 
			
		||||
static void icmpv6_echo_reply(struct sk_buff *skb)
 | 
			
		||||
{
 | 
			
		||||
	struct net *net = skb->dev->nd_net;
 | 
			
		||||
	struct sock *sk;
 | 
			
		||||
	struct inet6_dev *idev;
 | 
			
		||||
	struct ipv6_pinfo *np;
 | 
			
		||||
| 
						 | 
				
			
			@ -537,7 +540,7 @@ static void icmpv6_echo_reply(struct sk_buff *skb)
 | 
			
		|||
	fl.fl_icmp_type = ICMPV6_ECHO_REPLY;
 | 
			
		||||
	security_skb_classify_flow(skb, &fl);
 | 
			
		||||
 | 
			
		||||
	sk = icmpv6_sk(&init_net);
 | 
			
		||||
	sk = icmpv6_sk(net);
 | 
			
		||||
	np = inet6_sk(sk);
 | 
			
		||||
 | 
			
		||||
	if (icmpv6_xmit_lock(sk))
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
		Loading…
	
		Reference in a new issue