[PATCH 3/8] drm/msm: Clear msm_obj->sgt in put_pages()

From: Rob Clark robdclark@chromium.org

Currently this doesn't matter since we keep the pages pinned until the object is destroyed. But when we start unpinning pages to allow objects to be evicted to swap, it will.

Signed-off-by: Rob Clark robdclark@chromium.org --- drivers/gpu/drm/msm/msm_gem.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index d5abe8aa9978..71530a89b675 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -162,6 +162,7 @@ static void put_pages(struct drm_gem_object *obj)

sg_free_table(msm_obj->sgt); kfree(msm_obj->sgt); + msm_obj->sgt = NULL; }

if (use_pages(obj))