Re: [PATCH] drm/ttm: fix access to uninitialized variable.

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On 6/7/21 7:11 PM, Christian König wrote:
The resource is not allocated yet, so no chance that this will work.

Use the placement instead.

Signed-off-by: Christian König <christian.koenig@xxxxxxx>

Reviewed-by: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx>


---
  drivers/gpu/drm/ttm/ttm_bo.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 7e7284da5630..0c74f4cb2a3b 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -736,7 +736,7 @@ static int ttm_bo_mem_force_space(struct ttm_buffer_object *bo,
  	struct ww_acquire_ctx *ticket;
  	int ret;
- man = ttm_manager_type(bdev, (*mem)->mem_type);
+	man = ttm_manager_type(bdev, place->mem_type);
  	ticket = dma_resv_locking_ctx(bo->base.resv);
  	do {
  		ret = ttm_resource_alloc(bo, place, mem);



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