1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 28a961739b14..ed512b954e48 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -98,6 +98,9 @@ struct pipe_inode_info;
 #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
 struct nf_conntrack {
         atomic_t use;
+#ifdef CONFIG_PREEMPT_RT
+        struct rcu_head rcu;
+#endif
 };
 #endif