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authorThomas Graf <tgraf@infradead.org>2010-09-03 05:04:20 +0200
committerDavid S. Miller <davem@davemloft.net>2010-09-03 18:43:14 +0200
commitc3bccac2fa76f1619dfe4fb7b9bee69de7f066d8 (patch)
treef2271f01bae9c3d5c0557a550d62757b0061bf63 /net
parentipv6: add special mode accept_ra=2 to accept RA while configured as router (diff)
downloadlinux-c3bccac2fa76f1619dfe4fb7b9bee69de7f066d8.tar.xz
linux-c3bccac2fa76f1619dfe4fb7b9bee69de7f066d8.zip
ipv6: add special mode forwarding=2 to send RS while configured as router
Similar to accepting router advertisement, the IPv6 stack does not send router solicitations if forwarding is enabled. This patch enables this behavior to be overruled by setting forwarding to the special value 2. Signed-off-by: Thomas Graf <tgraf@infradead.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/addrconf.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index ab70a3fbcafa..5bc893e28008 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2964,7 +2964,8 @@ static void addrconf_dad_completed(struct inet6_ifaddr *ifp)
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)) {