> -----Original Message-----
> From: Huang Rui [mailto:ray.hu...@amd.com]
> Sent: Monday, November 19, 2018 3:53 PM
> To: amd-gfx@lists.freedesktop.org
> Cc: Huang, Ray <ray.hu...@amd.com>
> Subject: [PATCH] drm/amdgpu: add checking to avoid null pointer without
> enabling powerplay
>
> This patch adds the checking to avoid null pointer reference while powerplay
> is disbaled.
>
> Signed-off-by: Huang Rui <ray.hu...@amd.com>
> Reviewed-by: Hawking Zhang <hawking.zh...@amd.com>
Sorry, please ignore this patch. The fix is already in staging.
Thanks,
Ray
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index c96f670..b42163c 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -1668,7 +1668,7 @@ static int amdgpu_device_fw_loading(struct
> amdgpu_device *adev)
> }
> }
>
> - if (adev->powerplay.pp_funcs->load_firmware) {
> + if (adev->powerplay.pp_funcs &&
> +adev->powerplay.pp_funcs->load_firmware) {
> r = adev->powerplay.pp_funcs->load_firmware(adev-
> >powerplay.pp_handle);
> if (r) {
> pr_err("firmware loading failed\n");
> --
> 2.7.4
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