[PATCH -next] dmaengine: xilinx_dma: Use list_move_tail instead of list_del/list_add_tail

Baokun Li libaokun1 at huawei.com
Mon Jun 7 20:09:05 PDT 2021


Using list_move_tail() instead of list_del() + list_add_tail().

Reported-by: Hulk Robot <hulkci at huawei.com>
Signed-off-by: Baokun Li <libaokun1 at huawei.com>
---
 drivers/dma/xilinx/xilinx_dma.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c
index 75c0b8e904e5..77022ef05ac5 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -1411,8 +1411,7 @@ static void xilinx_vdma_start_transfer(struct xilinx_dma_chan *chan)
 
 	chan->desc_submitcount++;
 	chan->desc_pendingcount--;
-	list_del(&desc->node);
-	list_add_tail(&desc->node, &chan->active_list);
+	list_move_tail(&desc->node, &chan->active_list);
 	if (chan->desc_submitcount == chan->num_frms)
 		chan->desc_submitcount = 0;
 




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