commit
256503071c2de2b5b5c20e06654aa9a44f13aa62 upstream.
mem = bo->tbo.resource may be NULL in amdgpu_vm_bo_update.
Fixes:
180253782038 ("drm/ttm: stop allocating dummy resources during BO creation")
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
bo = gem_to_amdgpu_bo(gobj);
}
mem = bo->tbo.resource;
- if (mem->mem_type == TTM_PL_TT ||
- mem->mem_type == AMDGPU_PL_PREEMPT)
+ if (mem && (mem->mem_type == TTM_PL_TT ||
+ mem->mem_type == AMDGPU_PL_PREEMPT))
pages_addr = bo->tbo.ttm->dma_address;
}