remove vote_obj_lock

Index: src/vote.c
===================================================================
@@ -64,26 +64,18 @@
 static int ocfs_send_bcast (ocfs_super * osb, ocfs_node_map *votemap, ocfs_dlm_msg * dlm_msg);
 static int ocfs_node_map_stringify(ocfs_node_map *map, char **str);
 
-static spinlock_t vote_obj_lock = SPIN_LOCK_UNLOCKED;
-
-
-static void ocfs_put_vote_obj (ocfs_vote_obj *obj)
+static void ocfs_put_vote_obj(ocfs_vote_obj *obj)
 {
-	spin_lock(&vote_obj_lock);
 	if (atomic_dec_and_test(&obj->refcount))
 		kfree(obj);
-	spin_unlock(&vote_obj_lock);
 }
 
-static void ocfs_get_vote_obj (ocfs_vote_obj *obj)
+static void ocfs_get_vote_obj(ocfs_vote_obj *obj)
 {
-	spin_lock(&vote_obj_lock);
 	atomic_inc(&obj->refcount);
-	spin_unlock(&vote_obj_lock);
 }
 
 
-
 /*
  * ocfs_recv_udp_msg()
  *