linux-kernel - Re: [PATCH] soc: qcom: pmic_glink

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Message-ID: <ZUzjFFUc1dOE8C54@hovoldconsulting.com>
Date:   Thu, 9 Nov 2023 14:48:04 +0100
From:   Johan Hovold <johan@...nel.org>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>
Cc:     Johan Hovold <johan+linaro@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH] soc: qcom: pmic_glink_altmode: fix port sanity check

On Thu, Nov 09, 2023 at 02:28:59PM +0100, Konrad Dybcio wrote:
> On 11/9/23 10:31, Johan Hovold wrote:
  
> > -	if (!altmode->ports[port].altmode) {
> > +	if (port >= ARRAY_SIZE(altmode->ports) || !altmode->ports[port].altmode) {

> I'd personally use PMIC_GLINK_MAX_PORTS directly but it's the same

That's what I'd generally do as well, but here I followed the style of
this driver (and using ARRAY_SIZE() is arguable more safe).

> Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Thanks for reviewing.

Johan