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authorDavid S. Miller <davem@davemloft.net>2011-03-12 01:12:47 -0500
committerDavid S. Miller <davem@davemloft.net>2011-03-12 15:08:48 -0800
commit9d6ec938019c6b16cb9ec96598ebe8f20de435fe (patch)
tree9b850eb7fd48a6e5ffc15f47afd2e3edc93f5290 /net/ipv4/icmp.c
parent68a5e3dd0a0056d8b349f9eea3756adda53ec17a (diff)
ipv4: Use flowi4 in public route lookup interfaces.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/icmp.c')
-rw-r--r--net/ipv4/icmp.c59
1 files changed, 31 insertions, 28 deletions
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 8d091954625..8eca3c28cbc 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -353,14 +353,14 @@ static void icmp_reply(struct icmp_bxm *icmp_param, struct sk_buff *skb)
daddr = icmp_param->replyopts.faddr;
}
{
- struct flowi fl = {
- .fl4_dst = daddr,
- .fl4_src = rt->rt_spec_dst,
- .fl4_tos = RT_TOS(ip_hdr(skb)->tos),
- .flowi_proto = IPPROTO_ICMP,
+ struct flowi4 fl4 = {
+ .daddr = daddr,
+ .saddr = rt->rt_spec_dst,
+ .flowi4_tos = RT_TOS(ip_hdr(skb)->tos),
+ .flowi4_proto = IPPROTO_ICMP,
};
- security_skb_classify_flow(skb, &fl);
- rt = ip_route_output_key(net, &fl);
+ security_skb_classify_flow(skb, flowi4_to_flowi(&fl4));
+ rt = ip_route_output_key(net, &fl4);
if (IS_ERR(rt))
goto out_unlock;
}
@@ -378,30 +378,31 @@ static struct rtable *icmp_route_lookup(struct net *net, struct sk_buff *skb_in,
int type, int code,
struct icmp_bxm *param)
{
- struct flowi fl = {
- .fl4_dst = (param->replyopts.srr ?
- param->replyopts.faddr : iph->saddr),
- .fl4_src = saddr,
- .fl4_tos = RT_TOS(tos),
- .flowi_proto = IPPROTO_ICMP,
- .fl4_icmp_type = type,
- .fl4_icmp_code = code,
+ struct flowi4 fl4 = {
+ .daddr = (param->replyopts.srr ?
+ param->replyopts.faddr : iph->saddr),
+ .saddr = saddr,
+ .flowi4_tos = RT_TOS(tos),
+ .flowi4_proto = IPPROTO_ICMP,
+ .uli.icmpt.type = type,
+ .uli.icmpt.code = code,
};
struct rtable *rt, *rt2;
int err;
- security_skb_classify_flow(skb_in, &fl);
- rt = __ip_route_output_key(net, &fl);
+ security_skb_classify_flow(skb_in, flowi4_to_flowi(&fl4));
+ rt = __ip_route_output_key(net, &fl4);
if (IS_ERR(rt))
return rt;
/* No need to clone since we're just using its address. */
rt2 = rt;
- if (!fl.fl4_src)
- fl.fl4_src = rt->rt_src;
+ if (!fl4.saddr)
+ fl4.saddr = rt->rt_src;
- rt = (struct rtable *) xfrm_lookup(net, &rt->dst, &fl, NULL, 0);
+ rt = (struct rtable *) xfrm_lookup(net, &rt->dst,
+ flowi4_to_flowi(&fl4), NULL, 0);
if (!IS_ERR(rt)) {
if (rt != rt2)
return rt;
@@ -410,27 +411,27 @@ static struct rtable *icmp_route_lookup(struct net *net, struct sk_buff *skb_in,
} else
return rt;
- err = xfrm_decode_session_reverse(skb_in, &fl, AF_INET);
+ err = xfrm_decode_session_reverse(skb_in, flowi4_to_flowi(&fl4), AF_INET);
if (err)
goto relookup_failed;
- if (inet_addr_type(net, fl.fl4_src) == RTN_LOCAL) {
- rt2 = __ip_route_output_key(net, &fl);
+ if (inet_addr_type(net, fl4.saddr) == RTN_LOCAL) {
+ rt2 = __ip_route_output_key(net, &fl4);
if (IS_ERR(rt2))
err = PTR_ERR(rt2);
} else {
- struct flowi fl2 = {};
+ struct flowi4 fl4_2 = {};
unsigned long orefdst;
- fl2.fl4_dst = fl.fl4_src;
- rt2 = ip_route_output_key(net, &fl2);
+ fl4_2.daddr = fl4.saddr;
+ rt2 = ip_route_output_key(net, &fl4_2);
if (IS_ERR(rt2)) {
err = PTR_ERR(rt2);
goto relookup_failed;
}
/* Ugh! */
orefdst = skb_in->_skb_refdst; /* save old refdst */
- err = ip_route_input(skb_in, fl.fl4_dst, fl.fl4_src,
+ err = ip_route_input(skb_in, fl4.daddr, fl4.saddr,
RT_TOS(tos), rt2->dst.dev);
dst_release(&rt2->dst);
@@ -441,7 +442,9 @@ static struct rtable *icmp_route_lookup(struct net *net, struct sk_buff *skb_in,
if (err)
goto relookup_failed;
- rt2 = (struct rtable *) xfrm_lookup(net, &rt2->dst, &fl, NULL, XFRM_LOOKUP_ICMP);
+ rt2 = (struct rtable *) xfrm_lookup(net, &rt2->dst,
+ flowi4_to_flowi(&fl4), NULL,
+ XFRM_LOOKUP_ICMP);
if (!IS_ERR(rt2)) {
dst_release(&rt->dst);
rt = rt2;