1 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h
index 0d678aefe69d..ae174ca565c9 100644
--- a/include/linux/inetdevice.h
+++ b/include/linux/inetdevice.h
@@ -220,6 +220,13 @@ static inline struct in_device *__in_dev_get_rtnl(const struct net_device *dev)
         return rtnl_dereference(dev->ip_ptr);
 }
 
+static inline struct neigh_parms *__in_dev_arp_parms_get_rcu(const struct net_device *dev)
+{
+        struct in_device *in_dev = __in_dev_get_rcu(dev);
+
+        return in_dev ? in_dev->arp_parms : NULL;
+}
+
 void in_dev_finish_destroy(struct in_device *idev);
 
 static inline void in_dev_put(struct in_device *idev)