linux-kernel - Re: [PATCH 5.15 000/196] 5.15.25-rc1 review

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Date:   Mon, 21 Feb 2022 19:00:00 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Guenter Roeck <linux@...ck-us.net>,
        Jens Wiklander <jens.wiklander@...aro.org>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
        shuah@...nel.org, patches@...nelci.org,
        lkft-triage@...ts.linaro.org, pavel@...x.de, jonathanh@...dia.com,
        f.fainelli@...il.com, sudipm.mukherjee@...il.com,
        slade@...dewatkins.com
Subject: Re: [PATCH 5.15 000/196] 5.15.25-rc1 review

On Mon, Feb 21, 2022 at 09:15:52AM -0800, Guenter Roeck wrote:
> On 2/21/22 00:47, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 5.15.25 release.
> > There are 196 patches in this series, all will be posted as a response
> > to this one.  If anyone has any issues with these being applied, please
> > let me know.
> > 
> > Responses should be made by Wed, 23 Feb 2022 08:48:58 +0000.
> > Anything received after that time might be too late.
> > 
> 
> 
> Building arm:allmodconfig ... failed
> Building arm64:allmodconfig ... failed
> --------------
> Error log:
> drivers/tee/optee/core.c: In function 'optee_probe':
> drivers/tee/optee/core.c:726:20: error: operation on 'rc' may be undefined


Jens, did you build the 5.15 patch you sent?

This line looks a bit odd:

+               rc = rc = PTR_ERR(ctx);

And given that rc is an int, that is not guaranteed to hold a pointer
here :(

thanks,

greg k-h