batman-adv: prepare lq_update_lock to be shared among different protocols

Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h
index 66a3750..61308e8 100644
--- a/net/batman-adv/types.h
+++ b/net/batman-adv/types.h
@@ -137,7 +137,7 @@
 	struct rcu_head rcu;
 	struct orig_node *orig_node;
 	struct hard_iface *if_incoming;
-	spinlock_t tq_lock;	/* protects: tq_recv, tq_index */
+	spinlock_t lq_update_lock;	/* protects: tq_recv, tq_index */
 };
 
 #ifdef CONFIG_BATMAN_ADV_BLA