[PATCH] drm/amdgpu: Fix warnings about potentially unitialized vars

Alex Deucher alexdeucher at gmail.com
Mon Jun 19 19:54:09 UTC 2017


Both I and Harish sent out fixes for this.  Harish, any plans to
commit your fixes?

Alex

On Mon, Jun 19, 2017 at 3:50 PM, Harry Wentland <harry.wentland at amd.com> wrote:
> Signed-off-by: Harry Wentland <harry.wentland at amd.com>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 9 ++++++---
>  1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index c4f1a305c68c..c133f20ca7a7 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> @@ -1023,11 +1023,14 @@ static int amdgpu_vm_update_level(struct amdgpu_device *adev,
>                                   unsigned level)
>  {
>         struct amdgpu_bo *shadow;
> -       struct amdgpu_ring *ring;
> -       uint64_t pd_addr, shadow_addr;
> +       struct amdgpu_ring *ring = 0;
> +       uint64_t pd_addr;
> +       uint64_t shadow_addr = 0;
>         uint32_t incr = amdgpu_vm_bo_size(adev, level + 1);
>         uint64_t last_pde = ~0, last_pt = ~0, last_shadow = ~0;
> -       unsigned count = 0, pt_idx, ndw;
> +       unsigned count = 0;
> +       unsigned pt_idx;
> +       unsigned ndw = 0;
>         struct amdgpu_job *job;
>         struct amdgpu_pte_update_params params;
>         struct dma_fence *fence = NULL;
> --
> 2.11.0
>
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