diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index 2cc2307a4170..bbd40fe3a8e5 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -1029,6 +1029,7 @@ int batadv_recv_unicast_packet(struct sk_buff *skb,
 							  hdr_size);
 			batadv_orig_node_put(orig_node_gw);
 			if (is_gw) {
+				orig_addr_gw = eth_hdr(skb)->h_source;
 				batadv_dbg(BATADV_DBG_BLA, bat_priv,
 					   "%s(): Dropped unicast pkt received from another backbone gw %pM.\n",
 					   __func__, orig_addr_gw);