Re: [PATCH] stackleak: don't modify ctl_table argument

On Fri, May 03, 2024 at 03:44:09PM +0200, Thomas Weißschuh wrote:

Sysctl handlers are not supposed to modify the ctl_table passed to them. Adapt the logic to work with a temporary variable, similar to how it is done in other parts of the kernel.

This is also a prerequisite to enforce the immutability of the argument through the callbacks prototy.

Fixes: 964c9dff0091 ("stackleak: Allow runtime disabling of kernel stack erasing")

Reviewed-by: Tycho Andersen tycho@tycho.pizza

Tycho