linux-kernel - Re: Coverity: gpmc_is_valid_waitpin(): Control flow issues

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Message-ID: <5791ab49-debf-53d6-f076-0e46c4f392ea@linaro.org>
Date:   Tue, 8 Nov 2022 10:40:33 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     "Niedermayr, BENEDIKT" <benedikt.niedermayr@...mens.com>,
        "rogerq@...nel.org" <rogerq@...nel.org>,
        "keescook@...omium.org" <keescook@...omium.org>
Cc:     "gustavo@...eddedor.com" <gustavo@...eddedor.com>,
        "tony@...mide.com" <tony@...mide.com>,
        "linux-next@...r.kernel.org" <linux-next@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
        "linux-hardening@...r.kernel.org" <linux-hardening@...r.kernel.org>
Subject: Re: Coverity: gpmc_is_valid_waitpin(): Control flow issues

On 08/11/2022 09:15, Niedermayr, BENEDIKT wrote:

>>> Another alternative with less churn is to leave them as u32
>>> but make GPMC_WAITPIN_INVALID set to a large positive number.
>> Ok, I will fix that. 
>> Do I need to send a new fix-patch on top the current patch series? 
>> Or should I just send only the bugfix-patch for the coverity-bot? 
>>
> Sorry, another Question: 
> Is it somehow possible to check locally if the bugfix actually fixed the bug, before I submit the patch?

I think only if you have Coverity somewhere in your company set for
testing kernel...

Best regards,
Krzysztof