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-rw-r--r--target/linux/generic/patches-2.6.31/300-ipv6_accept_ra_when_forwarding.patch30
-rw-r--r--target/linux/generic/patches-2.6.31/301-ipv6_send_rs_when_forwarding.patch12
2 files changed, 42 insertions, 0 deletions
diff --git a/target/linux/generic/patches-2.6.31/300-ipv6_accept_ra_when_forwarding.patch b/target/linux/generic/patches-2.6.31/300-ipv6_accept_ra_when_forwarding.patch
new file mode 100644
index 0000000000..9e7d093918
--- /dev/null
+++ b/target/linux/generic/patches-2.6.31/300-ipv6_accept_ra_when_forwarding.patch
@@ -0,0 +1,30 @@
+--- a/net/ipv6/ndisc.c
++++ b/net/ipv6/ndisc.c
+@@ -1106,6 +1106,18 @@ errout:
+ rtnl_set_sk_err(net, RTNLGRP_ND_USEROPT, err);
+ }
+
++static inline int accept_ra(struct inet6_dev *in6_dev)
++{
++ /*
++ * If forwarding is enabled, RA are not accepted unless the special
++ * hybrid mode (accept_ra=2) is enabled.
++ */
++ if (in6_dev->cnf.forwarding && in6_dev->cnf.accept_ra < 2)
++ return 0;
++
++ return in6_dev->cnf.accept_ra;
++}
++
+ static void ndisc_router_discovery(struct sk_buff *skb)
+ {
+ struct ra_msg *ra_msg = (struct ra_msg *)skb_transport_header(skb);
+@@ -1151,7 +1163,7 @@ static void ndisc_router_discovery(struc
+ skb->dev->name);
+ return;
+ }
+- if (in6_dev->cnf.forwarding || !in6_dev->cnf.accept_ra) {
++ if (!accept_ra(in6_dev)) {
+ in6_dev_put(in6_dev);
+ return;
+ }
diff --git a/target/linux/generic/patches-2.6.31/301-ipv6_send_rs_when_forwarding.patch b/target/linux/generic/patches-2.6.31/301-ipv6_send_rs_when_forwarding.patch
new file mode 100644
index 0000000000..fc4aa9a9f9
--- /dev/null
+++ b/target/linux/generic/patches-2.6.31/301-ipv6_send_rs_when_forwarding.patch
@@ -0,0 +1,12 @@
+--- a/net/ipv6/addrconf.c
++++ b/net/ipv6/addrconf.c
+@@ -2864,7 +2864,8 @@ static void addrconf_dad_completed(struc
+ start sending router solicitations.
+ */
+
+- if (ifp->idev->cnf.forwarding == 0 &&
++ if ((ifp->idev->cnf.forwarding == 0 ||
++ ifp->idev->cnf.forwarding == 2) &&
+ ifp->idev->cnf.rtr_solicits > 0 &&
+ (dev->flags&IFF_LOOPBACK) == 0 &&
+ (ipv6_addr_type(&ifp->addr) & IPV6_ADDR_LINKLOCAL)) {