On 6/22/2023 12:14 PM, Thomas Hellström wrote:

If moving the bo to system for swapout failed, we were leaking a resource. Fix.

Fixes: bfa3357ef9ab ("drm/ttm: allocate resource object instead of embedding it v2") Cc: Christian König christian.koenig@amd.com Cc: "Christian König" ckoenig.leichtzumerken@gmail.com Cc: dri-devel@lists.freedesktop.org Cc: stable@vger.kernel.org # v5.14+ Signed-off-by: Thomas Hellström thomas.hellstrom@linux.intel.com

Reviewed-by: Nirmoy Das nirmoy.das@intel.com

---

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

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 89530f2a027f..d737ddd7f4c0 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -1166,6 +1166,7 @@ int ttm_bo_swapout(struct ttm_buffer_object *bo, struct ttm_operation_ctx *ctx, ret = ttm_bo_handle_move_mem(bo, evict_mem, true, ctx, &hop); if (unlikely(ret != 0)) { WARN(ret == -EMULTIHOP, "Unexpected multihop in swaput - likely driver bug.\n");

• 	ttm_resource_free(bo, &evict_mem);
  goto out;
  

  } }