1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index bac61db26456..0f494137d037 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -531,6 +531,7 @@ enum {
         NET_IPV6_MAX_DESYNC_FACTOR=15,
         NET_IPV6_MAX_ADDRESSES=16,
         NET_IPV6_FORCE_MLD_VERSION=17,
+        NET_IPV6_ACCEPT_RA_DEFRTR=18,
         __NET_IPV6_MAX
 };