diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_region_ttm.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_region_ttm.c b/drivers/gpu/drm/i915/intel_region_ttm.c index f2b888c16958..7dea07c579aa 100644 --- a/drivers/gpu/drm/i915/intel_region_ttm.c +++ b/drivers/gpu/drm/i915/intel_region_ttm.c @@ -200,11 +200,14 @@ intel_region_ttm_resource_alloc(struct intel_memory_region *mem, int ret; mock_bo.base.size = size; + mock_bo.bdev = &mem->i915->bdev; place.flags = flags; ret = man->func->alloc(man, &mock_bo, &place, &res); if (ret == -ENOSPC) ret = -ENXIO; + if (!ret) + res->bo = NULL; /* Rather blow up, then some uaf */ return ret ? ERR_PTR(ret) : res; } @@ -219,6 +222,11 @@ void intel_region_ttm_resource_free(struct intel_memory_region *mem, struct ttm_resource *res) { struct ttm_resource_manager *man = mem->region_private; + struct ttm_buffer_object mock_bo = {}; + + mock_bo.base.size = res->num_pages << PAGE_SHIFT; + mock_bo.bdev = &mem->i915->bdev; + res->bo = &mock_bo; man->func->free(man, res); } |