Re: [PATCH v2] drm/amdgpu: fix null pointer reference to adev.

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On Tue, Jul 7, 2020 at 2:15 PM Lepton Wu <ytht.net@xxxxxxxxx> wrote:
>
> I hit this when compiling amdgpu in kernel. amdgpu_driver_load_kms fail
> to load firmwares since GPU was initialized before rootfs is ready.
> Just gracefully fail in such cases.
>
> v2: Check return code of amdgpu_driver_load_kms
>
> Signed-off-by: Lepton Wu <ytht.net@xxxxxxxxx>

Already fixed:
https://cgit.freedesktop.org/drm/drm/commit/?id=7504d3bbec7da70516a13e34415b92bf5203399a

Alex

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> index 126e74758a34..75bcd1789185 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> @@ -1111,7 +1111,9 @@ static int amdgpu_pci_probe(struct pci_dev *pdev,
>
>         pci_set_drvdata(pdev, dev);
>
> -       amdgpu_driver_load_kms(dev, ent->driver_data);
> +       ret = amdgpu_driver_load_kms(dev, ent->driver_data);
> +       if (ret)
> +               goto err_pci;
>
>  retry_init:
>         ret = drm_dev_register(dev, ent->driver_data);
> --
> 2.27.0.212.ge8ba1cc988-goog
>
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