|
|
@@ -1,6 +1,6 @@
|
|
|
--- a/include/linux/rtnetlink.h
|
|
|
+++ b/include/linux/rtnetlink.h
|
|
|
-@@ -293,6 +293,8 @@
|
|
|
+@@ -293,6 +293,8 @@ struct rtnexthop
|
|
|
#define RTNH_F_DEAD 1 /* Nexthop is dead (used by multipath) */
|
|
|
#define RTNH_F_PERVASIVE 2 /* Do recursive gateway lookup */
|
|
|
#define RTNH_F_ONLINK 4 /* Gateway is forced on link */
|
|
|
@@ -11,7 +11,7 @@
|
|
|
|
|
|
--- a/include/net/flow.h
|
|
|
+++ b/include/net/flow.h
|
|
|
-@@ -19,6 +19,8 @@
|
|
|
+@@ -19,6 +19,8 @@ struct flowi {
|
|
|
struct {
|
|
|
__be32 daddr;
|
|
|
__be32 saddr;
|
|
|
@@ -20,7 +20,7 @@
|
|
|
__u8 tos;
|
|
|
__u8 scope;
|
|
|
} ip4_u;
|
|
|
-@@ -43,6 +45,8 @@
|
|
|
+@@ -43,6 +45,8 @@ struct flowi {
|
|
|
#define fl6_flowlabel nl_u.ip6_u.flowlabel
|
|
|
#define fl4_dst nl_u.ip4_u.daddr
|
|
|
#define fl4_src nl_u.ip4_u.saddr
|
|
|
@@ -31,7 +31,7 @@
|
|
|
|
|
|
--- a/net/ipv4/route.c
|
|
|
+++ b/net/ipv4/route.c
|
|
|
-@@ -1116,6 +1116,7 @@
|
|
|
+@@ -1116,6 +1116,7 @@ void ip_rt_redirect(__be32 old_gw, __be3
|
|
|
|
|
|
/* Gateway is different ... */
|
|
|
rt->rt_gateway = new_gw;
|
|
|
@@ -39,7 +39,7 @@
|
|
|
|
|
|
/* Redirect received -> path was valid */
|
|
|
dst_confirm(&rth->u.dst);
|
|
|
-@@ -1551,6 +1552,7 @@
|
|
|
+@@ -1551,6 +1552,7 @@ static int ip_route_input_mc(struct sk_b
|
|
|
rth->fl.fl4_tos = tos;
|
|
|
rth->fl.mark = skb->mark;
|
|
|
rth->fl.fl4_src = saddr;
|
|
|
@@ -47,7 +47,7 @@
|
|
|
rth->rt_src = saddr;
|
|
|
#ifdef CONFIG_NET_CLS_ROUTE
|
|
|
rth->u.dst.tclassid = itag;
|
|
|
-@@ -1561,6 +1563,7 @@
|
|
|
+@@ -1561,6 +1563,7 @@ static int ip_route_input_mc(struct sk_b
|
|
|
dev_hold(rth->u.dst.dev);
|
|
|
rth->idev = in_dev_get(rth->u.dst.dev);
|
|
|
rth->fl.oif = 0;
|
|
|
@@ -55,7 +55,7 @@
|
|
|
rth->rt_gateway = daddr;
|
|
|
rth->rt_spec_dst= spec_dst;
|
|
|
rth->rt_type = RTN_MULTICAST;
|
|
|
-@@ -1624,7 +1627,7 @@
|
|
|
+@@ -1624,7 +1627,7 @@ static void ip_handle_martian_source(str
|
|
|
static inline int __mkroute_input(struct sk_buff *skb,
|
|
|
struct fib_result* res,
|
|
|
struct in_device *in_dev,
|
|
|
@@ -64,7 +64,7 @@
|
|
|
struct rtable **result)
|
|
|
{
|
|
|
|
|
|
-@@ -1659,6 +1662,7 @@
|
|
|
+@@ -1659,6 +1662,7 @@ static inline int __mkroute_input(struct
|
|
|
flags |= RTCF_DIRECTSRC;
|
|
|
|
|
|
if (out_dev == in_dev && err && !(flags & (RTCF_NAT | RTCF_MASQ)) &&
|
|
|
@@ -72,7 +72,7 @@
|
|
|
(IN_DEV_SHARED_MEDIA(out_dev) ||
|
|
|
inet_addr_onlink(out_dev, saddr, FIB_RES_GW(*res))))
|
|
|
flags |= RTCF_DOREDIRECT;
|
|
|
-@@ -1692,6 +1696,7 @@
|
|
|
+@@ -1692,6 +1696,7 @@ static inline int __mkroute_input(struct
|
|
|
rth->fl.mark = skb->mark;
|
|
|
rth->fl.fl4_src = saddr;
|
|
|
rth->rt_src = saddr;
|
|
|
@@ -80,7 +80,7 @@
|
|
|
rth->rt_gateway = daddr;
|
|
|
rth->rt_iif =
|
|
|
rth->fl.iif = in_dev->dev->ifindex;
|
|
|
-@@ -1699,6 +1704,7 @@
|
|
|
+@@ -1699,6 +1704,7 @@ static inline int __mkroute_input(struct
|
|
|
dev_hold(rth->u.dst.dev);
|
|
|
rth->idev = in_dev_get(rth->u.dst.dev);
|
|
|
rth->fl.oif = 0;
|
|
|
@@ -88,7 +88,7 @@
|
|
|
rth->rt_spec_dst= spec_dst;
|
|
|
|
|
|
rth->u.dst.input = ip_forward;
|
|
|
-@@ -1720,19 +1726,21 @@
|
|
|
+@@ -1720,19 +1726,21 @@ static inline int ip_mkroute_input(struc
|
|
|
struct fib_result* res,
|
|
|
const struct flowi *fl,
|
|
|
struct in_device *in_dev,
|
|
|
@@ -113,7 +113,7 @@
|
|
|
if (err)
|
|
|
return err;
|
|
|
|
|
|
-@@ -1752,18 +1760,18 @@
|
|
|
+@@ -1752,18 +1760,18 @@ static inline int ip_mkroute_input(struc
|
|
|
*/
|
|
|
|
|
|
static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr,
|
|
|
@@ -135,7 +135,7 @@
|
|
|
unsigned flags = 0;
|
|
|
u32 itag = 0;
|
|
|
struct rtable * rth;
|
|
|
-@@ -1796,6 +1804,12 @@
|
|
|
+@@ -1796,6 +1804,12 @@ static int ip_route_input_slow(struct sk
|
|
|
if (BADCLASS(daddr) || ZERONET(daddr) || LOOPBACK(daddr))
|
|
|
goto martian_destination;
|
|
|
|
|
|
@@ -148,7 +148,7 @@
|
|
|
/*
|
|
|
* Now we are ready to route packet.
|
|
|
*/
|
|
|
-@@ -1805,6 +1819,10 @@
|
|
|
+@@ -1805,6 +1819,10 @@ static int ip_route_input_slow(struct sk
|
|
|
goto no_route;
|
|
|
}
|
|
|
free_res = 1;
|
|
|
@@ -159,7 +159,7 @@
|
|
|
|
|
|
RT_CACHE_STAT_INC(in_slow_tot);
|
|
|
|
|
|
-@@ -1829,7 +1847,7 @@
|
|
|
+@@ -1829,7 +1847,7 @@ static int ip_route_input_slow(struct sk
|
|
|
if (res.type != RTN_UNICAST)
|
|
|
goto martian_destination;
|
|
|
|
|
|
@@ -168,7 +168,7 @@
|
|
|
if (err == -ENOBUFS)
|
|
|
goto e_nobufs;
|
|
|
if (err == -EINVAL)
|
|
|
-@@ -1844,6 +1862,8 @@
|
|
|
+@@ -1844,6 +1862,8 @@ out: return err;
|
|
|
brd_input:
|
|
|
if (skb->protocol != htons(ETH_P_IP))
|
|
|
goto e_inval;
|
|
|
@@ -177,7 +177,7 @@
|
|
|
|
|
|
if (ZERONET(saddr))
|
|
|
spec_dst = inet_select_addr(dev, 0, RT_SCOPE_LINK);
|
|
|
-@@ -1884,6 +1904,7 @@
|
|
|
+@@ -1884,6 +1904,7 @@ local_input:
|
|
|
rth->u.dst.dev = &loopback_dev;
|
|
|
dev_hold(rth->u.dst.dev);
|
|
|
rth->idev = in_dev_get(rth->u.dst.dev);
|
|
|
@@ -185,7 +185,7 @@
|
|
|
rth->rt_gateway = daddr;
|
|
|
rth->rt_spec_dst= spec_dst;
|
|
|
rth->u.dst.input= ip_local_deliver;
|
|
|
-@@ -1933,8 +1954,9 @@
|
|
|
+@@ -1933,8 +1954,9 @@ martian_source:
|
|
|
goto e_inval;
|
|
|
}
|
|
|
|
|
|
@@ -197,7 +197,7 @@
|
|
|
{
|
|
|
struct rtable * rth;
|
|
|
unsigned hash;
|
|
|
-@@ -1949,6 +1971,7 @@
|
|
|
+@@ -1949,6 +1971,7 @@ int ip_route_input(struct sk_buff *skb,
|
|
|
if (rth->fl.fl4_dst == daddr &&
|
|
|
rth->fl.fl4_src == saddr &&
|
|
|
rth->fl.iif == iif &&
|
|
|
@@ -205,7 +205,7 @@
|
|
|
rth->fl.oif == 0 &&
|
|
|
rth->fl.mark == skb->mark &&
|
|
|
rth->fl.fl4_tos == tos) {
|
|
|
-@@ -1995,7 +2018,19 @@
|
|
|
+@@ -1995,7 +2018,19 @@ int ip_route_input(struct sk_buff *skb,
|
|
|
rcu_read_unlock();
|
|
|
return -EINVAL;
|
|
|
}
|
|
|
@@ -226,7 +226,7 @@
|
|
|
}
|
|
|
|
|
|
static inline int __mkroute_output(struct rtable **result,
|
|
|
-@@ -2067,6 +2102,7 @@
|
|
|
+@@ -2067,6 +2102,7 @@ static inline int __mkroute_output(struc
|
|
|
rth->fl.fl4_tos = tos;
|
|
|
rth->fl.fl4_src = oldflp->fl4_src;
|
|
|
rth->fl.oif = oldflp->oif;
|
|
|
@@ -234,7 +234,7 @@
|
|
|
rth->fl.mark = oldflp->mark;
|
|
|
rth->rt_dst = fl->fl4_dst;
|
|
|
rth->rt_src = fl->fl4_src;
|
|
|
-@@ -2145,6 +2181,7 @@
|
|
|
+@@ -2145,6 +2181,7 @@ static int ip_route_output_slow(struct r
|
|
|
struct flowi fl = { .nl_u = { .ip4_u =
|
|
|
{ .daddr = oldflp->fl4_dst,
|
|
|
.saddr = oldflp->fl4_src,
|
|
|
@@ -242,7 +242,7 @@
|
|
|
.tos = tos & IPTOS_RT_MASK,
|
|
|
.scope = ((tos & RTO_ONLINK) ?
|
|
|
RT_SCOPE_LINK :
|
|
|
-@@ -2248,6 +2285,7 @@
|
|
|
+@@ -2248,6 +2285,7 @@ static int ip_route_output_slow(struct r
|
|
|
dev_out = &loopback_dev;
|
|
|
dev_hold(dev_out);
|
|
|
fl.oif = loopback_dev.ifindex;
|
|
|
@@ -250,7 +250,7 @@
|
|
|
res.type = RTN_LOCAL;
|
|
|
flags |= RTCF_LOCAL;
|
|
|
goto make_route;
|
|
|
-@@ -2255,7 +2293,7 @@
|
|
|
+@@ -2255,7 +2293,7 @@ static int ip_route_output_slow(struct r
|
|
|
|
|
|
if (fib_lookup(&fl, &res)) {
|
|
|
res.fi = NULL;
|
|
|
@@ -259,7 +259,7 @@
|
|
|
/* Apparently, routing tables are wrong. Assume,
|
|
|
that the destination is on link.
|
|
|
|
|
|
-@@ -2295,6 +2333,7 @@
|
|
|
+@@ -2295,6 +2333,7 @@ static int ip_route_output_slow(struct r
|
|
|
dev_out = &loopback_dev;
|
|
|
dev_hold(dev_out);
|
|
|
fl.oif = dev_out->ifindex;
|
|
|
@@ -267,7 +267,7 @@
|
|
|
if (res.fi)
|
|
|
fib_info_put(res.fi);
|
|
|
res.fi = NULL;
|
|
|
-@@ -2302,13 +2341,12 @@
|
|
|
+@@ -2302,13 +2341,12 @@ static int ip_route_output_slow(struct r
|
|
|
goto make_route;
|
|
|
}
|
|
|
|
|
|
@@ -284,7 +284,7 @@
|
|
|
|
|
|
if (!fl.fl4_src)
|
|
|
fl.fl4_src = FIB_RES_PREFSRC(res);
|
|
|
-@@ -2345,6 +2383,7 @@
|
|
|
+@@ -2345,6 +2383,7 @@ int __ip_route_output_key(struct rtable
|
|
|
rth->fl.fl4_src == flp->fl4_src &&
|
|
|
rth->fl.iif == 0 &&
|
|
|
rth->fl.oif == flp->oif &&
|
|
|
@@ -292,7 +292,7 @@
|
|
|
rth->fl.mark == flp->mark &&
|
|
|
!((rth->fl.fl4_tos ^ flp->fl4_tos) &
|
|
|
(IPTOS_RT_MASK | RTO_ONLINK))) {
|
|
|
-@@ -3030,3 +3069,4 @@
|
|
|
+@@ -3030,3 +3069,4 @@ int __init ip_rt_init(void)
|
|
|
EXPORT_SYMBOL(__ip_select_ident);
|
|
|
EXPORT_SYMBOL(ip_route_input);
|
|
|
EXPORT_SYMBOL(ip_route_output_key);
|