diff --git a/block/blk-mq.c b/block/blk-mq.c
index 0262131..92648d8 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1925,6 +1925,9 @@
 		kfree(hctx);
 	}
 
+	kfree(q->mq_map);
+	q->mq_map = NULL;
+
 	kfree(q->queue_hw_ctx);
 
 	/* ctx kobj stays in queue_ctx */
@@ -2070,11 +2073,6 @@
 	blk_mq_free_hw_queues(q, set);
 
 	percpu_ref_exit(&q->mq_usage_counter);
-
-	kfree(q->mq_map);
-
-	q->mq_map = NULL;
-
 	mutex_lock(&all_q_mutex);
 	list_del_init(&q->all_q_node);
 	mutex_unlock(&all_q_mutex);