From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Wed, 13 Sep 2017 10:43:09 +0200
Subject: drm/ttm: fix memory leak while individualizing BOs
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Git-commit: 0d2bd2ae045d8dcb446a3d9a4cecefa70428573a
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
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>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/ttm/ttm_bo.c | 2 ++
1 file changed, 2 insertions(+)
--- 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_unloc
}
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);