On Fri, Feb 3, 2017 at 3:23 PM, Colin King <colin.king@xxxxxxxxxxxxx> wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> bo_va is being kfree'd twice, once in the call to amdgpu_vm_bo_rmv
> and then a short while later. Fix this double free by removing
> the 2nd kfree.
>
> Detected by CoverityScan, CID#1399524 ("Double Free")
>
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
Applied. thanks!
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
> index 3fd951c..dcfb7df 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
> @@ -83,7 +83,6 @@ int amdgpu_map_static_csa(struct amdgpu_device *adev, struct amdgpu_vm *vm)
> DRM_ERROR("failed to do bo_map on static CSA, err=%d\n", r);
> amdgpu_vm_bo_rmv(adev, bo_va);
> ttm_eu_backoff_reservation(&ticket, &list);
> - kfree(bo_va);
> return r;
> }
>
> --
> 2.10.2
>
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