Re: [PATCH] drm/msm/adreno: Remove VLA usage

From: SF Markus Elfring
Date: Mon Jul 02 2018 - 04:34:33 EST


> @@ -91,12 +93,13 @@ static int zap_shader_load_mdt(struct msm_gpu *gpu, const char *fwname)
> ret = qcom_mdt_load(dev, fw, fwname, GPU_PAS_ID,
> mem_region, mem_phys, mem_size, NULL);
> } else {
> - char newname[strlen("qcom/") + strlen(fwname) + 1];
> + char *newname;
>
> - sprintf(newname, "qcom/%s", fwname);
> + newname = kasprintf(GFP_KERNEL, "qcom/%s", fwname);
>
> ret = qcom_mdt_load(dev, fw, newname, GPU_PAS_ID,
> mem_region, mem_phys, mem_size, NULL);

I have taken another look also at this update suggestion.
Now I wonder why the return value is not checked for the added name construction
in the way as it is specified for the function âadreno_request_fwâ.
Will another condition check make sense at this place?

Regards,
Markus