On Thu, Nov 07, 2024 at 04:11:00PM +0100, Greg Kroah-Hartman wrote:
> On Thu, Nov 07, 2024 at 07:33:37PM +0800, Qiu-ji Chen wrote:
> > Our static checker found a bug where set_serial_info() uses a mutex, but
> > get_serial_info() does not. Fortunately, the impact of this is relatively
> > minor. It doesn't cause a crash or any other serious issues. However, if a
> > race condition occurs between set_serial_info() and get_serial_info(),
> > there is a chance that the data returned by get_serial_info() will be
> > meaningless.
>
> Trailing whitespace :(
>
> You should fix your editor to highlight this so it doesn't keep showing
> up.
>
> >
> > Signed-off-by: Qiu-ji Chen <chenqiuji666@xxxxxxxxx>
> > Fixes: 0aad5ad563c8 ("greybus/uart: switch to ->[sg]et_serial()")
> - You have marked a patch with a "Fixes:" tag for a commit that is in an
> older released kernel, yet you do not have a cc: stable line in the
> signed-off-by area at all, which means that the patch will not be
> applied to any older kernel releases. To properly fix this, please
> follow the documented rules in the
> Documentation/process/stable-kernel-rules.rst file for how to resolve
> this.
The CC-stable tag was left out on purpose (on my request IIRC) as this
is not fixing anything that's really a problem and is basically just
shutting the static checker up.
I believe this was also reflected in the commit message of v2 (even if
"inconsistent" may have been a better word than "meaningless").
Johan
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