Subject: [PATCH net-next 1/4] net: Make dn_ptr depend on CONFIG_DECNET

From: David Ahern <[email-masked]>
Date: Tue, 13 Feb 2018 08:52:00 -0800

Signed-off-by: David Ahern <[email-masked]>
---
 include/linux/netdevice.h | 2 ++
 net/core/dev.c            | 3 ++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 4c77f39ebd65..f99cf3bb4690 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1800,7 +1800,9 @@ struct net_device {
 #endif
 	void 			*atalk_ptr;
 	struct in_device __rcu	*ip_ptr;
+#if IS_ENABLED(CONFIG_DECNET)
 	struct dn_dev __rcu     *dn_ptr;
+#endif
 	struct inet6_dev __rcu	*ip6_ptr;
 	void			*ax25_ptr;
 	struct wireless_dev	*ieee80211_ptr;
diff --git a/net/core/dev.c b/net/core/dev.c
index dda9d7b9a840..f8c105c22b7f 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -8134,8 +8134,9 @@ void netdev_run_todo(void)
 		BUG_ON(!list_empty(&dev->ptype_specific));
 		WARN_ON(rcu_access_pointer(dev->ip_ptr));
 		WARN_ON(rcu_access_pointer(dev->ip6_ptr));
+#if IS_ENABLED(CONFIG_DECNET)
 		WARN_ON(dev->dn_ptr);
-
+#endif
 		if (dev->priv_destructor)
 			dev->priv_destructor(dev);
 		if (dev->needs_free_netdev)
-- 
2.11.0