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drm/ttm: fix memory leak while individualizing BOs
author
Christian König
<christian.koenig@amd.com>
Wed, 13 Sep 2017 08:43:09 +0000
(10:43 +0200)
committer
Alex Deucher
<alexander.deucher@amd.com>
Wed, 13 Sep 2017 16:10:14 +0000
(12:10 -0400)
We need to free the reservation object before we take the BO
from the delayed delete list.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/ttm/ttm_bo.c
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diff --git
a/drivers/gpu/drm/ttm/ttm_bo.c
b/drivers/gpu/drm/ttm/ttm_bo.c
index
bee77d3
..
d79607a
100644
(file)
--- a/
drivers/gpu/drm/ttm/ttm_bo.c
+++ b/
drivers/gpu/drm/ttm/ttm_bo.c
@@
-557,6
+557,8
@@
static int ttm_bo_cleanup_refs_and_unlock(struct ttm_buffer_object *bo,
}
ttm_bo_del_from_lru(bo);
+ if (!list_empty(&bo->ddestroy) && (bo->resv != &bo->ttm_resv))
+ reservation_object_fini(&bo->ttm_resv);
list_del_init(&bo->ddestroy);
kref_put(&bo->list_kref, ttm_bo_ref_bug);