[PATCH -next v2] drm/msm: Use list_move_tail instead of list_del/list_add_tail in msm_gem.c

[Baokun Li]

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

Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Baokun Li <libaok...@huawei.com>
---
V1->V2:
        CC mailist

 drivers/gpu/drm/msm/msm_gem.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index 1865919368f2..5b7d63d3750a 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -854,8 +854,7 @@ void msm_gem_active_get(struct drm_gem_object *obj, struct 
msm_gpu *gpu)
                mutex_lock(&priv->mm_lock);
                if (msm_obj->evictable)
                        mark_unevictable(msm_obj);
-               list_del(&msm_obj->mm_list);
-               list_add_tail(&msm_obj->mm_list, &gpu->active_list);
+               list_move_tail(&msm_obj->mm_list, &gpu->active_list);
                mutex_unlock(&priv->mm_lock);
        }
 }