linux-kernel - Re: [PATCH v2] paride/pcd: return earlier when an error happens in pcd

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Date:   Sun, 22 Jan 2023 13:57:25 -0800
From:   Tom Rix <trix@...hat.com>
To:     Jens Axboe <axboe@...nel.dk>, tim@...erelk.net, nathan@...nel.org,
        ndesaulniers@...gle.com
Cc:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        llvm@...ts.linux.dev
Subject: Re: [PATCH v2] paride/pcd: return earlier when an error happens in
 pcd_atapi()


On 1/22/23 12:49 PM, Jens Axboe wrote:
> On 1/22/23 8:49 AM, Tom Rix wrote:
>> clang static analysis reports
>> drivers/block/paride/pcd.c:856:36: warning: The left operand of '&'
>>    is a garbage value [core.UndefinedBinaryOperatorResult]
>>    tocentry->cdte_ctrl = buffer[5] & 0xf;
>>                          ~~~~~~~~~ ^
> Has this one been compiled? I'm guessing not tested...
>
> In any case, this code is going away hopefully shortly, so let's not
> bother with changes like this.

Going away soon would be nice, this is an old problem.

I did not bother with a fixes: tag because it was is when the repo was 
created in 2005.

Tom


>