From 9f545e245bfb295d27244f41e6a927614b5680c0 Mon Sep 17 00:00:00 2001 From: kaloz Date: Mon, 1 Jun 2009 18:16:10 +0000 Subject: remove 2.6.23 support, as the last target using that has been nuked, too git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16275 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../201-multiple_default_gateways.patch | 299 --------------------- 1 file changed, 299 deletions(-) delete mode 100644 target/linux/generic-2.6/patches-2.6.23/201-multiple_default_gateways.patch (limited to 'target/linux/generic-2.6/patches-2.6.23/201-multiple_default_gateways.patch') diff --git a/target/linux/generic-2.6/patches-2.6.23/201-multiple_default_gateways.patch b/target/linux/generic-2.6/patches-2.6.23/201-multiple_default_gateways.patch deleted file mode 100644 index 3b8eeedef..000000000 --- a/target/linux/generic-2.6/patches-2.6.23/201-multiple_default_gateways.patch +++ /dev/null @@ -1,299 +0,0 @@ ---- a/include/linux/rtnetlink.h -+++ b/include/linux/rtnetlink.h -@@ -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 */ -+#define RTNH_F_SUSPECT 8 /* We don't know the real state */ -+#define RTNH_F_BADSTATE (RTNH_F_DEAD | RTNH_F_SUSPECT) - - /* Macros to handle hexthops */ - ---- a/include/net/flow.h -+++ b/include/net/flow.h -@@ -19,6 +19,8 @@ struct flowi { - struct { - __be32 daddr; - __be32 saddr; -+ __u32 lsrc; -+ __u32 gw; - __u8 tos; - __u8 scope; - } ip4_u; -@@ -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 -+#define fl4_lsrc nl_u.ip4_u.lsrc -+#define fl4_gw nl_u.ip4_u.gw - #define fl4_tos nl_u.ip4_u.tos - #define fl4_scope nl_u.ip4_u.scope - ---- a/net/ipv4/route.c -+++ b/net/ipv4/route.c -@@ -1116,6 +1116,7 @@ void ip_rt_redirect(__be32 old_gw, __be3 - - /* Gateway is different ... */ - rt->rt_gateway = new_gw; -+ if (rt->fl.fl4_gw) rt->fl.fl4_gw = new_gw; - - /* Redirect received -> path was valid */ - dst_confirm(&rth->u.dst); -@@ -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; -+ rth->fl.fl4_lsrc = 0; - rth->rt_src = saddr; - #ifdef CONFIG_NET_CLS_ROUTE - rth->u.dst.tclassid = itag; -@@ -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; -+ rth->fl.fl4_gw = 0; - rth->rt_gateway = daddr; - rth->rt_spec_dst= spec_dst; - rth->rt_type = RTN_MULTICAST; -@@ -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, -- __be32 daddr, __be32 saddr, u32 tos, -+ __be32 daddr, __be32 saddr, u32 tos, u32 lsrc, - struct rtable **result) - { - -@@ -1659,6 +1662,7 @@ static inline int __mkroute_input(struct - flags |= RTCF_DIRECTSRC; - - if (out_dev == in_dev && err && !(flags & (RTCF_NAT | RTCF_MASQ)) && -+ !lsrc && - (IN_DEV_SHARED_MEDIA(out_dev) || - inet_addr_onlink(out_dev, saddr, FIB_RES_GW(*res)))) - flags |= RTCF_DOREDIRECT; -@@ -1692,6 +1696,7 @@ static inline int __mkroute_input(struct - rth->fl.mark = skb->mark; - rth->fl.fl4_src = saddr; - rth->rt_src = saddr; -+ rth->fl.fl4_lsrc = lsrc; - rth->rt_gateway = daddr; - rth->rt_iif = - rth->fl.iif = in_dev->dev->ifindex; -@@ -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; -+ rth->fl.fl4_gw = 0; - rth->rt_spec_dst= spec_dst; - - rth->u.dst.input = ip_forward; -@@ -1720,19 +1726,21 @@ static inline int ip_mkroute_input(struc - struct fib_result* res, - const struct flowi *fl, - struct in_device *in_dev, -- __be32 daddr, __be32 saddr, u32 tos) -+ __be32 daddr, __be32 saddr, u32 tos, -+ u32 lsrc) - { - struct rtable* rth = NULL; - int err; - unsigned hash; - -+ fib_select_default(fl, res); - #ifdef CONFIG_IP_ROUTE_MULTIPATH -- if (res->fi && res->fi->fib_nhs > 1 && fl->oif == 0) -+ if (res->fi && res->fi->fib_nhs > 1) - fib_select_multipath(fl, res); - #endif - - /* create a routing cache entry */ -- err = __mkroute_input(skb, res, in_dev, daddr, saddr, tos, &rth); -+ err = __mkroute_input(skb, res, in_dev, daddr, saddr, tos, lsrc, &rth); - if (err) - return err; - -@@ -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, -- u8 tos, struct net_device *dev) -+ u8 tos, struct net_device *dev, u32 lsrc) - { - struct fib_result res; - struct in_device *in_dev = in_dev_get(dev); - struct flowi fl = { .nl_u = { .ip4_u = - { .daddr = daddr, -- .saddr = saddr, -+ .saddr = lsrc ? : saddr, - .tos = tos, - .scope = RT_SCOPE_UNIVERSE, - } }, - .mark = skb->mark, -- .iif = dev->ifindex }; -+ .iif = lsrc? loopback_dev.ifindex : dev->ifindex }; - unsigned flags = 0; - u32 itag = 0; - struct rtable * rth; -@@ -1796,6 +1804,12 @@ static int ip_route_input_slow(struct sk - if (BADCLASS(daddr) || ZERONET(daddr) || LOOPBACK(daddr)) - goto martian_destination; - -+ if (lsrc) { -+ if (MULTICAST(lsrc) || BADCLASS(lsrc) || -+ ZERONET(lsrc) || LOOPBACK(lsrc)) -+ goto e_inval; -+ } -+ - /* - * Now we are ready to route packet. - */ -@@ -1805,6 +1819,10 @@ static int ip_route_input_slow(struct sk - goto no_route; - } - free_res = 1; -+ if (lsrc && res.type != RTN_UNICAST && res.type != RTN_NAT) -+ goto e_inval; -+ fl.iif = dev->ifindex; -+ fl.fl4_src = saddr; - - RT_CACHE_STAT_INC(in_slow_tot); - -@@ -1829,7 +1847,7 @@ static int ip_route_input_slow(struct sk - if (res.type != RTN_UNICAST) - goto martian_destination; - -- err = ip_mkroute_input(skb, &res, &fl, in_dev, daddr, saddr, tos); -+ err = ip_mkroute_input(skb, &res, &fl, in_dev, daddr, saddr, tos, lsrc); - if (err == -ENOBUFS) - goto e_nobufs; - if (err == -EINVAL) -@@ -1844,6 +1862,8 @@ out: return err; - brd_input: - if (skb->protocol != htons(ETH_P_IP)) - goto e_inval; -+ if (lsrc) -+ goto e_inval; - - if (ZERONET(saddr)) - spec_dst = inet_select_addr(dev, 0, RT_SCOPE_LINK); -@@ -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); -+ rth->fl.fl4_gw = 0; - rth->rt_gateway = daddr; - rth->rt_spec_dst= spec_dst; - rth->u.dst.input= ip_local_deliver; -@@ -1933,8 +1954,9 @@ martian_source: - goto e_inval; - } - --int ip_route_input(struct sk_buff *skb, __be32 daddr, __be32 saddr, -- u8 tos, struct net_device *dev) -+static inline int -+ip_route_input_cached(struct sk_buff *skb, __be32 daddr, __be32 saddr, -+ u8 tos, struct net_device *dev, u32 lsrc) - { - struct rtable * rth; - unsigned hash; -@@ -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 && -+ rth->fl.fl4_lsrc == lsrc && - rth->fl.oif == 0 && - rth->fl.mark == skb->mark && - rth->fl.fl4_tos == tos) { -@@ -1995,7 +2018,19 @@ int ip_route_input(struct sk_buff *skb, - rcu_read_unlock(); - return -EINVAL; - } -- return ip_route_input_slow(skb, daddr, saddr, tos, dev); -+ return ip_route_input_slow(skb, daddr, saddr, tos, dev, lsrc); -+} -+ -+int ip_route_input(struct sk_buff *skb, u32 daddr, u32 saddr, -+ u8 tos, struct net_device *dev) -+{ -+ return ip_route_input_cached(skb, daddr, saddr, tos, dev, 0); -+} -+ -+int ip_route_input_lookup(struct sk_buff *skb, u32 daddr, u32 saddr, -+ u8 tos, struct net_device *dev, u32 lsrc) -+{ -+ return ip_route_input_cached(skb, daddr, saddr, tos, dev, lsrc); - } - - static inline int __mkroute_output(struct rtable **result, -@@ -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; -+ rth->fl.fl4_gw = oldflp->fl4_gw; - rth->fl.mark = oldflp->mark; - rth->rt_dst = fl->fl4_dst; - rth->rt_src = fl->fl4_src; -@@ -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, -+ .gw = oldflp->fl4_gw, - .tos = tos & IPTOS_RT_MASK, - .scope = ((tos & RTO_ONLINK) ? - RT_SCOPE_LINK : -@@ -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; -+ fl.fl4_gw = 0; - res.type = RTN_LOCAL; - flags |= RTCF_LOCAL; - goto make_route; -@@ -2255,7 +2293,7 @@ static int ip_route_output_slow(struct r - - if (fib_lookup(&fl, &res)) { - res.fi = NULL; -- if (oldflp->oif) { -+ if (oldflp->oif && dev_out->flags & IFF_UP) { - /* Apparently, routing tables are wrong. Assume, - that the destination is on link. - -@@ -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; -+ fl.fl4_gw = 0; - if (res.fi) - fib_info_put(res.fi); - res.fi = NULL; -@@ -2302,13 +2341,12 @@ static int ip_route_output_slow(struct r - goto make_route; - } - -+ if (res.type == RTN_UNICAST) -+ fib_select_default(&fl, &res); - #ifdef CONFIG_IP_ROUTE_MULTIPATH -- if (res.fi->fib_nhs > 1 && fl.oif == 0) -+ if (res.fi->fib_nhs > 1) - fib_select_multipath(&fl, &res); -- else - #endif -- if (!res.prefixlen && res.type == RTN_UNICAST && !fl.oif) -- fib_select_default(&fl, &res); - - if (!fl.fl4_src) - fl.fl4_src = FIB_RES_PREFSRC(res); -@@ -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 && -+ rth->fl.fl4_gw == flp->fl4_gw && - rth->fl.mark == flp->mark && - !((rth->fl.fl4_tos ^ flp->fl4_tos) & - (IPTOS_RT_MASK | RTO_ONLINK))) { -@@ -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); -+EXPORT_SYMBOL(ip_route_input_lookup); -- cgit v1.2.3