From 1ab89ed5e6edbe9472eda416096705bcca0b63c6 Mon Sep 17 00:00:00 2001
From: goldsimon <goldsimon@gmx.de>
Date: Sun, 26 Mar 2017 20:52:05 +0200
Subject: [PATCH] bridgeif: fixed IPv6-only build

---
 src/netif/bridgeif.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/netif/bridgeif.c b/src/netif/bridgeif.c
index 94c5277c..3e3ed8c1 100644
--- a/src/netif/bridgeif.c
+++ b/src/netif/bridgeif.c
@@ -612,17 +612,19 @@ bridgeif_init(struct netif *netif)
    * You can instead declare your own function an call etharp_output()
    * from it if you have to do some checks before sending (e.g. if link
    * is available...) */
+#if LWIP_IPV4
   netif->output = etharp_output;
+#endif /* LWIP_IPV4 */
 #if LWIP_IPV6
   netif->output_ip6 = ethip6_output;
 #endif /* LWIP_IPV6 */
   netif->linkoutput = bridgeif_output;
 
   /* set MAC hardware address length */
-  netif->hwaddr_len = ETHARP_HWADDR_LEN;
+  netif->hwaddr_len = ETH_HWADDR_LEN;
 
   /* set MAC hardware address */
-  memcpy(netif->hwaddr, &br->ethaddr, ETHARP_HWADDR_LEN);
+  memcpy(netif->hwaddr, &br->ethaddr, ETH_HWADDR_LEN);
 
   /* maximum transfer unit */
   netif->mtu = 1500;