dmaengine: idxd: 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: Bixuan Cui <cuibixuan@huawei.com>
Acked-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/20210908092826.67765-1-cuibixuan@huawei.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/dma/idxd/irq.c b/drivers/dma/idxd/irq.c
index ca88fa7a328e741b8c8ec4a447173a01009b7b51..79fcfc4883e475f2b697189cc170050ea4504ef9 100644 (file)
--- a/drivers/dma/idxd/irq.c
+++ b/drivers/dma/idxd/irq.c
@@ -221,8 +221,7 @@ static void irq_process_work_list(struct idxd_irq_entry *irq_entry)
 
        list_for_each_entry_safe(desc, n, &irq_entry->work_list, list) {
                if (desc->completion->status) {
-                       list_del(&desc->list);
-                       list_add_tail(&desc->list, &flist);
+                       list_move_tail(&desc->list, &flist);
                }
        }