From cacbe062ad0c507a157b29712e95a3793b00b04a Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Sat, 1 Dec 2018 17:27:32 -0600
Subject: [PATCH] Fix a new warning found in build tesing.

---
 net/procfs/netdev_statistics.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/procfs/netdev_statistics.c b/net/procfs/netdev_statistics.c
index 330bb268223..746b6e59462 100644
--- a/net/procfs/netdev_statistics.c
+++ b/net/procfs/netdev_statistics.c
@@ -124,7 +124,9 @@ static int netprocfs_radio_linklayer(FAR struct netprocfs_file_s *netfile,
 {
   FAR struct netdev_varaddr_s *addr;
   FAR struct net_driver_s *dev;
+#if RADIO_MAX_ADDRLEN > 1 
   int i;
+#endif
 
   DEBUGASSERT(netfile != NULL && netfile->dev != NULL);
   dev  = netfile->dev;