Re: [PATCH v6 3/8] sysctl: Warn when a clamped sysctl parameter is set out of range

From: Kees Cook
Date: Mon Apr 30 2018 - 18:40:37 EST


I like this series overall, thanks! No objections from me. One thing I
noted, though:

On Fri, Apr 27, 2018 at 2:00 PM, Waiman Long <longman@xxxxxxxxxx> wrote:
> if (param->min && *param->min > val) {
> if (clamp) {
> val = *param->min;
> + clamped = true;
> } else {
> return -EINVAL;
> }

This appears as a common bit of logic in many places in the series. It
seems like it'd make sense to make this a helper of some kind?

-Kees

--
Kees Cook
Pixel Security