Re: [PATCH v2 1/2] reboot: fix overflow parsing reboot cpu number

From: Petr Mladek
Date: Fri Oct 30 2020 - 10:13:29 EST


On Tue 2020-10-27 14:42:43, Greg KH wrote:
> On Tue, Oct 27, 2020 at 02:35:44PM +0100, Matteo Croce wrote:
> > From: Matteo Croce <mcroce@xxxxxxxxxxxxx>
> >
> > Limit the CPU number to num_possible_cpus(), because setting it
> > to a value lower than INT_MAX but higher than NR_CPUS produces the
> > following error on reboot and shutdown:
> >
> > Fixes: 1b3a5d02ee07 ("reboot: move arch/x86 reboot= handling to generic kernel")
> > Signed-off-by: Matteo Croce <mcroce@xxxxxxxxxxxxx>

Reviewed-by: Petr Mladek <pmladek@xxxxxxxx>

> <formletter>
>
> This is not the correct way to submit patches for inclusion in the
> stable kernel tree. Please read:
> https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html
> for how to do this properly.
>
> </formletter>

The best way is to add the following line before Signed-off-by line:

Cc: stable@xxxxxxxxxxxxxxx

Best Regards,
Petr