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

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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.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Baokun Li 2021-06-09 15:28:02 +08:00 committed by Vinod Koul
parent 75ba9a715c
commit df208d63cf
1 changed files with 3 additions and 5 deletions
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8
drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c
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@ -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);
}