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drm/virtio: Unlock reservations on virtio_gpu_object_shmem_init() error

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Unlock reservations in the error code path of virtio_gpu_object_create()
to silence debug warning splat produced by ww_mutex_destroy(&obj->lock)
when GEM is released with the held lock.

Cc: stable@vger.kernel.org
Fixes: 30172efbfb ("drm/virtio: blob prep: refactor getting pages and attaching backing")
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20220630200726.1884320-4-dmitry.osipenko@collabora.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Dmitry Osipenko
2022-06-30 23:07:20 +03:00
committed by Gerd Hoffmann
parent e473216b42
commit fdf0ff4d12
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/virtio/virtgpu_object.c
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@@ -249,6 +249,8 @@ int virtio_gpu_object_create(struct virtio_gpu_device *vgdev,
ret = virtio_gpu_object_shmem_init(vgdev, bo, &ents, &nents);
if (ret != 0) {
if (fence)
virtio_gpu_array_unlock_resv(objs);
virtio_gpu_array_put_free(objs);
virtio_gpu_free_object(&shmem_obj->base);
return ret;