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path: root/drivers/gpu/drm/ttm/ttm_device.c
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Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_device.c')
-rw-r--r--drivers/gpu/drm/ttm/ttm_device.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c
index a0562ab386f5..e7147e304637 100644
--- a/drivers/gpu/drm/ttm/ttm_device.c
+++ b/drivers/gpu/drm/ttm/ttm_device.c
@@ -156,8 +156,12 @@ int ttm_device_swapout(struct ttm_device *bdev, struct ttm_operation_ctx *ctx,
ttm_resource_manager_for_each_res(man, &cursor, res) {
struct ttm_buffer_object *bo = res->bo;
- uint32_t num_pages = PFN_UP(bo->base.size);
+ uint32_t num_pages;
+ if (!bo)
+ continue;
+
+ num_pages = PFN_UP(bo->base.size);
ret = ttm_bo_swapout(bo, ctx, gfp_flags);
/* ttm_bo_swapout has dropped the lru_lock */
if (!ret)