dmaengine: fsl-dpaa2-qdma: Use list_move_tail instead of list_del/list_add_tail

Using list_move_tail() instead of list_del() + list_add_tail().
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Baokun Li <libaokun1@huawei.com>
Link: https://lore.kernel.org/r/20210609072802.1368785-1-libaokun1@huawei.comSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c

@@ -291,9 +291,8 @@ static void dpaa2_qdma_issue_pending(struct dma_chan *chan)
 
 		err = dpaa2_io_service_enqueue_fq(NULL, dpaa2_chan->fqid, fd);
 		if (err) {
-			list_del(&dpaa2_comp->list);
-			list_add_tail(&dpaa2_comp->list,
-				      &dpaa2_chan->comp_free);
+			list_move_tail(&dpaa2_comp->list,
+				       &dpaa2_chan->comp_free);
 		}
 	}
 err_enqueue:
@@ -626,8 +625,7 @@ static void dpaa2_qdma_free_desc(struct virt_dma_desc *vdesc)
 	dpaa2_comp = to_fsl_qdma_comp(vdesc);
 	qchan = dpaa2_comp->qchan;
 	spin_lock_irqsave(&qchan->queue_lock, flags);
-	list_del(&dpaa2_comp->list);
-	list_add_tail(&dpaa2_comp->list, &qchan->comp_free);
+	list_move_tail(&dpaa2_comp->list, &qchan->comp_free);
 	spin_unlock_irqrestore(&qchan->queue_lock, flags);
 }