diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 80cf8ad..ab0b2dd 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1657,7 +1657,7 @@
 	blk_mq_start_request(bd->rq);
 
 	if (lo->lo_state != Lo_bound)
-		return -EIO;
+		return BLK_MQ_RQ_QUEUE_ERROR;
 
 	if (lo->use_dio && !(cmd->rq->cmd_flags & (REQ_FLUSH |
 					REQ_DISCARD)))