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| author |   Christian König <christian.koenig@amd.com> | 2021-07-06 08:51:25 +0200 |
|---|---|---|
| committer | Christian König <christian.koenig@amd.com> | 2021-07-09 12:43:13 +0200 |
| commit | 3efe180d5105d367ae1dfadb97892ab93a89a783 (patch) | |
| tree | 7def59b752035e81f75560b136fbabf4426e7b66 /drivers/gpu/drm/qxl | |
| parent | drm/radeon: Fix NULL dereference when updating memory stats (diff) | |
| download | linux-dev-3efe180d5105d367ae1dfadb97892ab93a89a783.tar.xz linux-dev-3efe180d5105d367ae1dfadb97892ab93a89a783.zip | |
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
Diffstat (limited to 'drivers/gpu/drm/qxl')
| -rw-r--r-- | drivers/gpu/drm/qxl/qxl_ttm.c | 2 |
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); |