batman-adv: Prefix hard-interface enum with BATADV_

Reported-by: Martin Hundebøll <martin@hundeboll.net>
Signed-off-by: Sven Eckelmann <sven@narfation.org>
diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c
index 7418169..c920b4b 100644
--- a/net/batman-adv/vis.c
+++ b/net/batman-adv/vis.c
@@ -599,7 +599,7 @@
 			if (!batadv_compare_eth(router->addr, orig_node->orig))
 				goto next;
 
-			if (router->if_incoming->if_status != IF_ACTIVE)
+			if (router->if_incoming->if_status != BATADV_IF_ACTIVE)
 				goto next;
 
 			if (router->tq_avg < 1)