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authorDavid Miller <davem@davemloft.net>2012-07-01 02:02:59 +0000
committerDavid S. Miller <davem@davemloft.net>2012-07-20 13:31:00 -0700
commitd6c0a4f609847d6e65658913f9ccbcb1c137cff3 (patch)
tree94a4f12618d5ced2a0d83eb75d4564e92a59d7df /net
parent1a00fee4ffb22312a0ac40045ecd6f222b55eb3d (diff)
ipv4: Kill 'rt_src' from 'struct rtable'
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/route.c34
-rw-r--r--net/ipv4/xfrm4_policy.c1
2 files changed, 15 insertions, 20 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index c89d690acdfa..fc1199dc23e7 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1272,7 +1272,6 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,
rth->rt_flags = RTCF_MULTICAST;
rth->rt_type = RTN_MULTICAST;
rth->rt_dst = daddr;
- rth->rt_src = saddr;
rth->rt_route_iif = dev->ifindex;
rth->rt_iif = dev->ifindex;
rth->rt_oif = 0;
@@ -1393,7 +1392,6 @@ static int __mkroute_input(struct sk_buff *skb,
rth->rt_flags = flags;
rth->rt_type = res->type;
rth->rt_dst = daddr;
- rth->rt_src = saddr;
rth->rt_route_iif = in_dev->dev->ifindex;
rth->rt_iif = in_dev->dev->ifindex;
rth->rt_oif = 0;
@@ -1561,7 +1559,6 @@ local_input:
rth->rt_flags = flags|RTCF_LOCAL;
rth->rt_type = res.type;
rth->rt_dst = daddr;
- rth->rt_src = saddr;
rth->rt_route_iif = dev->ifindex;
rth->rt_iif = dev->ifindex;
rth->rt_oif = 0;
@@ -1714,7 +1711,6 @@ static struct rtable *__mkroute_output(const struct fib_result *res,
rth->rt_flags = flags;
rth->rt_type = type;
rth->rt_dst = fl4->daddr;
- rth->rt_src = fl4->saddr;
rth->rt_route_iif = 0;
rth->rt_iif = orig_oif ? : dev_out->ifindex;
rth->rt_oif = orig_oif;
@@ -2005,7 +2001,6 @@ struct dst_entry *ipv4_blackhole_route(struct net *net, struct dst_entry *dst_or
rt->rt_flags = ort->rt_flags;
rt->rt_type = ort->rt_type;
rt->rt_dst = ort->rt_dst;
- rt->rt_src = ort->rt_src;
rt->rt_gateway = ort->rt_gateway;
rt->fi = ort->fi;
if (rt->fi)
@@ -2036,7 +2031,7 @@ struct rtable *ip_route_output_flow(struct net *net, struct flowi4 *flp4,
}
EXPORT_SYMBOL_GPL(ip_route_output_flow);
-static int rt_fill_info(struct net *net, __be32 src, u8 tos,
+static int rt_fill_info(struct net *net, __be32 src, struct flowi4 *fl4,
struct sk_buff *skb, u32 pid, u32 seq, int event,
int nowait, unsigned int flags)
{
@@ -2055,7 +2050,7 @@ static int rt_fill_info(struct net *net, __be32 src, u8 tos,
r->rtm_family = AF_INET;
r->rtm_dst_len = 32;
r->rtm_src_len = 0;
- r->rtm_tos = tos;
+ r->rtm_tos = fl4->flowi4_tos;
r->rtm_table = RT_TABLE_MAIN;
if (nla_put_u32(skb, RTA_TABLE, RT_TABLE_MAIN))
goto nla_put_failure;
@@ -2082,11 +2077,11 @@ static int rt_fill_info(struct net *net, __be32 src, u8 tos,
goto nla_put_failure;
#endif
if (!rt_is_input_route(rt) &&
- rt->rt_src != src) {
- if (nla_put_be32(skb, RTA_PREFSRC, rt->rt_src))
+ fl4->saddr != src) {
+ if (nla_put_be32(skb, RTA_PREFSRC, fl4->saddr))
goto nla_put_failure;
}
- if (rt->rt_dst != rt->rt_gateway &&
+ if (fl4->daddr != rt->rt_gateway &&
nla_put_be32(skb, RTA_GATEWAY, rt->rt_gateway))
goto nla_put_failure;
@@ -2116,7 +2111,7 @@ static int rt_fill_info(struct net *net, __be32 src, u8 tos,
if (ipv4_is_multicast(dst) && !ipv4_is_local_multicast(dst) &&
IPV4_DEVCONF_ALL(net, MC_FORWARDING)) {
int err = ipmr_get_route(net, skb,
- rt->rt_src, rt->rt_dst,
+ fl4->saddr, fl4->daddr,
r, nowait);
if (err <= 0) {
if (!nowait) {
@@ -2151,6 +2146,7 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, void
struct rtmsg *rtm;
struct nlattr *tb[RTA_MAX+1];
struct rtable *rt = NULL;
+ struct flowi4 fl4;
__be32 dst = 0;
__be32 src = 0;
u32 iif;
@@ -2185,6 +2181,13 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, void
iif = tb[RTA_IIF] ? nla_get_u32(tb[RTA_IIF]) : 0;
mark = tb[RTA_MARK] ? nla_get_u32(tb[RTA_MARK]) : 0;
+ memset(&fl4, 0, sizeof(fl4));
+ fl4.daddr = dst;
+ fl4.saddr = src;
+ fl4.flowi4_tos = rtm->rtm_tos;
+ fl4.flowi4_oif = tb[RTA_OIF] ? nla_get_u32(tb[RTA_OIF]) : 0;
+ fl4.flowi4_mark = mark;
+
if (iif) {
struct net_device *dev;
@@ -2205,13 +2208,6 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, void
if (err == 0 && rt->dst.error)
err = -rt->dst.error;
} else {
- struct flowi4 fl4 = {
- .daddr = dst,
- .saddr = src,
- .flowi4_tos = rtm->rtm_tos,
- .flowi4_oif = tb[RTA_OIF] ? nla_get_u32(tb[RTA_OIF]) : 0,
- .flowi4_mark = mark,
- };
rt = ip_route_output_key(net, &fl4);
err = 0;
@@ -2226,7 +2222,7 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, void
if (rtm->rtm_flags & RTM_F_NOTIFY)
rt->rt_flags |= RTCF_NOTIFY;
- err = rt_fill_info(net, src, rtm->rtm_tos, skb,
+ err = rt_fill_info(net, src, &fl4, skb,
NETLINK_CB(in_skb).pid, nlh->nlmsg_seq,
RTM_NEWROUTE, 0, 0);
if (err <= 0)
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index 2a8d5cfc340f..00d49e415113 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -92,7 +92,6 @@ static int xfrm4_fill_dst(struct xfrm_dst *xdst, struct net_device *dev,
xdst->u.rt.rt_flags = rt->rt_flags & (RTCF_BROADCAST | RTCF_MULTICAST |
RTCF_LOCAL);
xdst->u.rt.rt_type = rt->rt_type;
- xdst->u.rt.rt_src = rt->rt_src;
xdst->u.rt.rt_dst = rt->rt_dst;
xdst->u.rt.rt_gateway = rt->rt_gateway;
xdst->u.rt.rt_pmtu = rt->rt_pmtu;