1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 713eb5eaa81f..e046b22a2222 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -178,6 +178,9 @@ struct ipv6_devconf {
 #endif
         __s32           proxy_ndp;
         __s32           accept_source_route;
+#ifdef CONFIG_IPV6_OPTIMISTIC_DAD
+        __s32           optimistic_dad;
+#endif
         void            *sysctl;
 };
 
@@ -208,6 +211,7 @@ enum {
         DEVCONF_PROXY_NDP,
         __DEVCONF_OPTIMISTIC_DAD,
         DEVCONF_ACCEPT_SOURCE_ROUTE,
+        DEVCONF_OPTIMISTIC_DAD,
         DEVCONF_MAX
 };