[PATCH -next v2] dmaengine: zynqmp_dma: Use list_move_tail instead of list_del/list_add_tail
Baokun Li
libaokun1 at huawei.com
Wed Jun 9 00:13:49 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>
---
V1->V2:
CC mailist
drivers/dma/xilinx/zynqmp_dma.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/dma/xilinx/zynqmp_dma.c b/drivers/dma/xilinx/zynqmp_dma.c
index 5fecf5aa6e85..97f02f8eb03a 100644
--- a/drivers/dma/xilinx/zynqmp_dma.c
+++ b/drivers/dma/xilinx/zynqmp_dma.c
@@ -434,8 +434,7 @@ static void zynqmp_dma_free_descriptor(struct zynqmp_dma_chan *chan,
struct zynqmp_dma_desc_sw *child, *next;
chan->desc_free_cnt++;
- list_del(&sdesc->node);
- list_add_tail(&sdesc->node, &chan->free_list);
+ list_move_tail(&sdesc->node, &chan->free_list);
list_for_each_entry_safe(child, next, &sdesc->tx_list, node) {
chan->desc_free_cnt++;
list_move_tail(&child->node, &chan->free_list);
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