[PATCH][V2] drm/msm/a5xx: remove null pointer check on pdev

Akhil P Oommen quic_akhilpo at quicinc.com
Tue Nov 12 20:30:14 UTC 2024


On 11/12/2024 11:52 PM, Colin Ian King wrote:
> The call chain on a5xx_gpu_init is such that pdev is not going to be
> null, so the null check on pdev can be removed. This also cleans up
> a static analysis warning where pdev is dereferenced before the null
> check which cannot actually occur.
> 
> Signed-off-by: Colin Ian King <colin.i.king at gmail.com>
> 
Reviewed-by: Akhil P Oommen <quic_akhilpo at quicinc.com>

-Akhil
> ---
> 
> V2: rewrite Subject, remove null check on pdev
> 
> ---
>  drivers/gpu/drm/msm/adreno/a5xx_gpu.c | 5 -----
>  1 file changed, 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
> index ee89db72e36e..4edf9109d1d8 100644
> --- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
> +++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
> @@ -1760,11 +1760,6 @@ struct msm_gpu *a5xx_gpu_init(struct drm_device *dev)
>  	unsigned int nr_rings;
>  	int ret;
>  
> -	if (!pdev) {
> -		DRM_DEV_ERROR(dev->dev, "No A5XX device is defined\n");
> -		return ERR_PTR(-ENXIO);
> -	}
> -
>  	a5xx_gpu = kzalloc(sizeof(*a5xx_gpu), GFP_KERNEL);
>  	if (!a5xx_gpu)
>  		return ERR_PTR(-ENOMEM);



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