[PATCH] drm/vram-helper: remove a redundant iosys_map_clear call in move_notify

[Sui Jingfeng]

 As it is already called in ttm_bo_vunmap()

Signed-off-by: Sui Jingfeng <15330273260 at 189.cn>
---
 drivers/gpu/drm/drm_gem_vram_helper.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
index 0bea3df2a16d..b0c2a7ef91bf 100644
--- a/drivers/gpu/drm/drm_gem_vram_helper.c
+++ b/drivers/gpu/drm/drm_gem_vram_helper.c
@@ -558,7 +558,6 @@ static void drm_gem_vram_bo_driver_move_notify(struct drm_gem_vram_object *gbo)
 		return;
 
 	ttm_bo_vunmap(bo, &gbo->map);
-	iosys_map_clear(&gbo->map); /* explicitly clear mapping for next vmap call */
 }
 
 static int drm_gem_vram_bo_driver_move(struct drm_gem_vram_object *gbo,
-- 
2.25.1