[IPV6]: ROUTE: Add accept_ra_rtr_pref sysctl.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 2c3b799480c5..108b75dccd9f 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -147,6 +147,9 @@ struct ipv6_devconf {
         __s32           max_addresses;
         __s32           accept_ra_defrtr;
         __s32           accept_ra_pinfo;
+#ifdef CONFIG_IPV6_ROUTER_PREF
+        __s32           accept_ra_rtr_pref;
+#endif
         void            *sysctl;
 };
 
@@ -171,6 +174,7 @@ enum {
         DEVCONF_FORCE_MLD_VERSION,
         DEVCONF_ACCEPT_RA_DEFRTR,
         DEVCONF_ACCEPT_RA_PINFO,
+        DEVCONF_ACCEPT_RA_RTR_PREF,
         DEVCONF_MAX
 };
 
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 09378ea505bd..236f537b38d2 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -533,6 +533,7 @@ enum {
         NET_IPV6_FORCE_MLD_VERSION=17,
         NET_IPV6_ACCEPT_RA_DEFRTR=18,
         NET_IPV6_ACCEPT_RA_PINFO=19,
+        NET_IPV6_ACCEPT_RA_RTR_PREF=20,
         __NET_IPV6_MAX
 };