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authorChristian König <christian.koenig@amd.com>2021-07-06 08:51:25 +0200
committerChristian König <christian.koenig@amd.com>2021-07-09 12:43:13 +0200
commit3efe180d5105d367ae1dfadb97892ab93a89a783 (patch)
tree7def59b752035e81f75560b136fbabf4426e7b66
parentf18f58012ee894039cd59ee8c889bf499d7a3943 (diff)
drm/qxl: add NULL check for bo->resource
When allocations fails that can be NULL now. Signed-off-by: Christian König <christian.koenig@amd.com> Reported-by: Daniel Bristot de Oliveira <bristot@kernel.org> Tested-by: Daniel Bristot de Oliveira <bristot@kernel.org> Tested-by: Roberto Sassu <roberto.sassu@huawei.com> Fixes: bfa3357ef9ab ("drm/ttm: allocate resource object instead of embedding it v2") Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20210708114710.8186-1-christian.koenig@amd.com
-rw-r--r--drivers/gpu/drm/qxl/qxl_ttm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index 19fd39d9a00c..37a1b6a6ad6d 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -127,7 +127,7 @@ static void qxl_bo_move_notify(struct ttm_buffer_object *bo,
struct qxl_bo *qbo;
struct qxl_device *qdev;
- if (!qxl_ttm_bo_is_qxl_bo(bo))
+ if (!qxl_ttm_bo_is_qxl_bo(bo) || !bo->resource)
return;
qbo = to_qxl_bo(bo);
qdev = to_qxl(qbo->tbo.base.dev);