[PATCH v4] kasan: remove redundant config option

[Andrew Morton]

On Thu, 11 Mar 2021 09:32:45 +0800 Walter Wu <walter-zh.wu at mediatek.com> wrote:

> 
> Hi Andrew,
> 
> I see my v4 patch is different in the next tree now. please see below
> information.
> https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=ebced5fb0ef969620ecdc4011f600f9e7c229a3c
> The different is in lib/Kconfig.kasan.
> https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/diff/lib/Kconfig.kasan?id=ebced5fb0ef969620ecdc4011f600f9e7c229a3c
> 

They look the same to me.  I did have `int' for KASAN_STACK due to a
merging mess, but I changed that to bool quite quickly.