batman-adv: Prefix unicast defines with BATADV_

Reported-by: Martin Hundebøll <martin@hundeboll.net>
Signed-off-by: Sven Eckelmann <sven@narfation.org>
diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
index bf9ec39a..1980696 100644
--- a/net/batman-adv/originator.c
+++ b/net/batman-adv/originator.c
@@ -370,7 +370,7 @@
 			}
 
 			if (batadv_has_timed_out(orig_node->last_frag_packet,
-						 FRAG_TIMEOUT))
+						 BATADV_FRAG_TIMEOUT))
 				batadv_frag_list_free(&orig_node->frag_list);
 		}
 		spin_unlock_bh(list_lock);