misc: bcm-vk: use list_move_tail instead of list_del/list_add_tail in bcm_vk_msg.c

Using list_move_tail() instead of list_del() + list_add_tail() in bcm_vk_msg.c.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Baokun Li <libaokun1@huawei.com>
Link: https://lore.kernel.org/r/20210609071430.1337400-1-libaokun1@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/misc/bcm-vk/bcm_vk_msg.c b/drivers/misc/bcm-vk/bcm_vk_msg.c
index 6efc52b49af68c536bc9a22c109d42bfc8aa32fa..066b9ef7fcd74ea76194ca0d784c9c49bc3552ce 100644 (file)
--- a/drivers/misc/bcm-vk/bcm_vk_msg.c
+++ b/drivers/misc/bcm-vk/bcm_vk_msg.c
@@ -354,8 +354,7 @@ static void bcm_vk_drain_all_pend(struct device *dev,
        for (num = 0; num < chan->q_nr; num++) {
                list_for_each_entry_safe(entry, tmp, &chan->pendq[num], node) {
                        if ((!ctx) || (entry->ctx->idx == ctx->idx)) {
-                               list_del(&entry->node);
-                               list_add_tail(&entry->node, &del_q);
+                               list_move_tail(&entry->node, &del_q);
                        }
                }
        }